Finding directions can be done by using a compass that what?

Choices:
A. 295 degrees Kelvin
B. safe operation
C. points out
D. shares ideas
E. points north
F. as a base
G. specialized
H. points oddly

Answer: E

To find direction, students magnetize needles and locate North.

Finding directions can be done by using a compass that points North.

Finding directions can be done by using a compass that what? (A) 295 degrees Kelvin (B) safe operation (C) points out (D) shares ideas (E) points north (F) as a base (G) specialized (H) points oddly


Choices:
A. pressure
B. their speed
C. a metal
D. wind
E. magnetism
F. GPS
G. distal
H. lamphreys

Answer: E

natural magnetism is used for pointing north by a compass

For the ordinary compass, align to the North direction.

What do compasses use to point? (A) pressure (B) their speed (C) a metal (D) wind (E) magnetism (F) GPS (G) distal (H) lamphreys


Choices:
A. mountains
B. the Arctic
C. science
D. latitude
E. magnetism
F. Antarctica
G. astrology
H. right

Answer: E

Teens learn how to navigate terrain and use a compass.

natural magnetism points north for navigation

What points north for navigation? (A) mountains (B) the Arctic (C) science (D) latitude (E) magnetism (F) Antarctica (G) astrology (H) right


Choices:
A. the sun
B. radiation
C. poles
D. landmarks
E. eight
F. MPH
G. humidity
H. compass

Answer: C

what do compasses use to point with? (A) the sun (B) radiation (C) poles (D) landmarks (E) eight (F) MPH (G) humidity (H) compass


What is used to point to the magnetic poles?

Choices:
A. It's inherited from genes
B. Poles
C. 70-75 degrees Fahrenheit
D. Chemicals
E. Natural magnetism
F. Pole dancers
G. 295 degrees Kelvin
H. Photos of the north pole

Answer: E

Natural magnetism is used to point to the magnetic poles.

What is used to point to the magnetic poles? (A) It's inherited from genes (B) Poles (C) 70-75 degrees Fahrenheit (D) Chemicals (E) Natural magnetism (F) Pole dancers (G) 295 degrees Kelvin (H) Photos of the north pole


What sort of magnets are used to help compasses to point North?

Choices:
A. Type O
B. their speed
C. lamphreys
D. the Arctic
E. as a base
F. weater
G. permanent
H. marine

Answer: G

Natural magnets are permanent magnets that never lose their magnetism.

Permanent magnets are used for compasses pointing North.

What sort of magnets are used to help compasses to point North? (A) Type O (B) their speed (C) lamphreys (D) the Arctic (E) as a base (F) weater (G) permanent (H) marine


Choices:
A. a metal
B. protection
C. solid
D. iron oxide
E. biological element
F. SI units
G. a non metal
H. cartilage

Answer: A

Nonmetal elements are far fewer in number.

Titanium is a lustrous white metallic element.

What is titanium? (A) a metal (B) protection (C) solid (D) iron oxide (E) biological element (F) SI units (G) a non metal (H) cartilage


Where, on the periodic table, is the element type that is less common?

Choices:
A. third page
B. hydrogen
C. weater
D. Elemental
E. top level of pyramid
F. not included
G. right corner
H. mineral

Answer: G

Nonmetals are the 17 elements in the upper right hand corner of the periodic table.

The periodic table has far fewer of the elements listed in the right hand corner.

Where, on the periodic table, is the element type that is less common? (A) third page (B) hydrogen (C) weater (D) Elemental (E) top level of pyramid (F) not included (G) right corner (H) mineral


The number of nonmetal atomic material is what in comparison to the others?

Choices:
A. 295 degrees Kelvin
B. Seconds and minutes
C. to show percents
D. far fewer in number
E. percentages
F. about the same in number
G. Decimal fractions
H. occurs over a wide range

Answer: D

Elements Elements are composed of atoms.

Nonmetal atomic material is far fewer in number.

The number of nonmetal atomic material is what in comparison to the others? (A) 295 degrees Kelvin (B) Seconds and minutes (C) to show percents (D) far fewer in number (E) percentages (F) about the same in number (G) Decimal fractions (H) occurs over a wide range


where are nonmetals far fewer in number?

Choices:
A. mountains
B. periodic table
C. snow, ice, and rock
D. road bends
E. Plate tectonics
F. SI units
G. trucks and cars
H. melanin content

Answer: B

Elements are grouped into the Periodic Table .

nonmetal periodic table groups are far fewer in number

where are nonmetals far fewer in number? (A) mountains (B) periodic table (C) snow, ice, and rock (D) road bends (E) Plate tectonics (F) SI units (G) trucks and cars (H) melanin content


elements that are not metal or metalloid are far what in number?

Choices:
A. DNA
B. Type O
C. Mohs
D. fewer
E. eight
F. Unsafe
G. 86400
H. distal

Answer: D

Each element is either a metal, nonmetal, or metalloid.

elements that are not metal or metalloid are far fewer in number

elements that are not metal or metalloid are far what in number? (A) DNA (B) Type O (C) Mohs (D) fewer (E) eight (F) Unsafe (G) 86400 (H) distal


How many non metals are on the periodic table?

Choices:
A. CPU
B. red
C. Yes
D. DNA
E. hue
F. gas
G. fat
H. 17

Answer: H

There are 17 nonmetals on the periodic table

How many non metals are on the periodic table? (A) CPU (B) red (C) Yes (D) DNA (E) hue (F) gas (G) fat (H) 17


Elements to the right of the semiconductors are far what in number?

Choices:
A. size
B. hole
C. fewer
D. eight
E. calcium
F. several
G. solid
H. shells

Answer: C

Elements to the right of the semiconductors are Nonmetals.

Elements to the right of the semiconductors are far fewer in number

Elements to the right of the semiconductors are far what in number? (A) size (B) hole (C) fewer (D) eight (E) calcium (F) several (G) solid (H) shells


Knowing who has compatible blood is important for what?

Choices:
A. financial reasons
B. protection
C. medical reasons
D. communication
E. fetal development
F. therapy reasons
G. Prevent injuries
H. private reasons

Answer: C

Blood type is important for medical reasons.

If there was a serious emergency, the team knows who has compatible blood types.

Knowing who has compatible blood is important for medical reasons

Knowing who has compatible blood is important for what? (A) financial reasons (B) protection (C) medical reasons (D) communication (E) fetal development (F) therapy reasons (G) Prevent injuries (H) private reasons


What information might hospital personnel want to use for your treatment?

Choices:
A. where you went to school
B. Data values
C. SI units
D. blood type
E. saves lives
F. name of grandparents
G. calibrated
H. your favorite hang out spot

Answer: D

Medical treatment is overseen by medical personnel.

Hospital personnel may want to know your blood type.

What information might hospital personnel want to use for your treatment? (A) where you went to school (B) Data values (C) SI units (D) blood type (E) saves lives (F) name of grandparents (G) calibrated (H) your favorite hang out spot


Choices:
A. Charlie Chaplin
B. humans
C. saves lives
D. vampires
E. animals
F. tissue
G. treatment
H. Ages 0 to 3

Answer: G

Treatment Treatment of cirrhosis is medical.

Blood type is important for some treatments.

Blood type is necessary for some: (A) Charlie Chaplin (B) humans (C) saves lives (D) vampires (E) animals (F) tissue (G) treatment (H) Ages 0 to 3


What would be important to know for medical reasons

Choices:
A. You are under 6' tall
B. measure of motion
C. You have brown eyes
D. You are type O
E. tooth enamel
F. coliform
G. You have blond hair
H. a barometer

Answer: D

Each of the four blood types, O, A, B and AB play an important role in patient care.

being type O A B or AB is important for medical reasons

What would be important to know for medical reasons (A) You are under 6' tall (B) measure of motion (C) You have brown eyes (D) You are type O (E) tooth enamel (F) coliform (G) You have blond hair (H) a barometer


Choices:
A. tissue made of chondrocytes
B. hair color
C. inherited antigens + antibody
D. skin color
E. eye color
F. specialized cells
G. Two or more sets of alleles
H. chemical messengers

Answer: C

Blood type is determined by inherited antigens and antibodies.

inherited antigens and antibodies are important for medical reasons

What are important for medical reasons? (A) tissue made of chondrocytes (B) hair color (C) inherited antigens + antibody (D) skin color (E) eye color (F) specialized cells (G) Two or more sets of alleles (H) chemical messengers


What's important to know about a patient prior to surgery?

Choices:
A. tissue
B. protection
C. protein
D. Data values
E. blood type
F. skin color
G. safety
H. antiseptic

Answer: E

Of course, medical interventions go way beyond pills, bandages, and surgery.

Blood type is important to know prior to surgery.

What's important to know about a patient prior to surgery? (A) tissue (B) protection (C) protein (D) Data values (E) blood type (F) skin color (G) safety (H) antiseptic


Choices:
A. eye color
B. safe operation
C. blood type
D. protection
E. saves lives
F. melanin content
G. skin color
H. bone structure

Answer: C

An important  factor for transplants is (A) eye color (B) safe operation (C) blood type (D) protection (E) saves lives (F) melanin content (G) skin color (H) bone structure


What is usually important for a doctor to know?

Choices:
A. a barometer
B. blood type
C. several genes
D. blood consistency
E. name of all relatives
F. calibrated
G. credit history
H. melanin content

Answer: B

Blood type is something that is important for a doctor to know.

What is usually important for a doctor to know? (A) a barometer (B) blood type (C) several genes (D) blood consistency (E) name of all relatives (F) calibrated (G) credit history (H) melanin content


Who still knows very little about Archaea?

Choices:
A. unicellular organisms
B. single celled organisms
C. single cell microorganisms
D. people that do research
E. a french scientist
F. feed on dead protists
G. microscopic organisms
H. people that live in Arcaea

Answer: D

Scientists still know relatively little about Archaea.

People that do research still know relatively little about Archaea.

Who still knows very little about Archaea? (A) unicellular organisms (B) single celled organisms (C) single cell microorganisms (D) people that do research (E) a french scientist (F) feed on dead protists (G) microscopic organisms (H) people that live in Arcaea


Choices:
A. Lymphocytes
B. Favorite color
C. vision
D. Skin color
E. diphtheria
F. fever
G. Skin length
H. Bone color

Answer: D

What is inherited? (A) Lymphocytes (B) Favorite color (C) vision (D) Skin color (E) diphtheria (F) fever (G) Skin length (H) Bone color


what is the result of the interaction of several genes?

Choices:
A. canis lupus
B. skin color
C. hunger
D. weathering
E. death
F. Rolex
G. Major effects
H. diphtheria

Answer: B

Polygenic traits are the result of the interaction of several genes.

skin color is the result of the interaction of several genes

what is the result of the interaction of several genes? (A) canis lupus (B) skin color (C) hunger (D) weathering (E) death (F) Rolex (G) Major effects (H) diphtheria


What is controlled by two or more genes?

Choices:
A. humans
B. black widows
C. insects
D. chin fissure
E. wild canines
F. flagella
G. enzymes
H. skin color

Answer: H

Polygenic traits are controled by two or more genes.

Skin color is controlled by two or more genes.

What is controlled by two or more genes? (A) humans (B) black widows (C) insects (D) chin fissure (E) wild canines (F) flagella (G) enzymes (H) skin color


Choices:
A. Preference
B. Two or more sets of alleles
C. specialized cells
D. single cell microorganisms
E. Location of birth
F. antigens that cause allergy
G. Only one allele
H. tissue made of chondrocytes

Answer: B

Polygenic inheritance occurs when one trait is governed by two or more sets of alleles.

Skin color is governed by two or more sets of alleles

What determines skin color? (A) Preference (B) Two or more sets of alleles (C) specialized cells (D) single cell microorganisms (E) Location of birth (F) antigens that cause allergy (G) Only one allele (H) tissue made of chondrocytes


Choices:
A. tissue made of chondrocytes
B. Nobody knows
C. rapid changes occur
D. It's a choice
E. Exposure to oxygen and water
F. It's randomized
G. It's inherited from genes
H. last stage before adulthood

Answer: G

Polygenic inheritance Polygenic traits are controlled by an unknown number of genes.

Skin color is inherited from a number of genes.

Where does skin color come from? (A) tissue made of chondrocytes (B) Nobody knows (C) rapid changes occur (D) It's a choice (E) Exposure to oxygen and water (F) It's randomized (G) It's inherited from genes (H) last stage before adulthood


Choices:
A. coliform
B. Scientific research
C. name
D. weight
E. melanin content
F. angiosperm
G. changes in size
H. gas

Answer: E

What is based on a polygenic trait? (A) coliform (B) Scientific research (C) name (D) weight (E) melanin content (F) angiosperm (G) changes in size (H) gas


Choices:
A. fever
B. dirt
C. sense
D. enzymes
E. Lymphocytes
F. Skin color
G. layers
H. diphtheria

Answer: F

What is inherited? (A) fever (B) dirt (C) sense (D) enzymes (E) Lymphocytes (F) Skin color (G) layers (H) diphtheria


what is the result of the interaction of several genes?

Choices:
A. Major effects
B. respiration
C. Rolex
D. density
E. diphtheria
F. canis lupus
G. skin color
H. digestion

Answer: G

what is the result of the interaction of several genes? (A) Major effects (B) respiration (C) Rolex (D) density (E) diphtheria (F) canis lupus (G) skin color (H) digestion


Choices:
A. inherited antigens + antibody
B. color of non relatives
C. if you are white or brown
D. building blocks of organisms
E. antigens that cause allergy
F. career choice
G. who you will be friends with
H. Male gametes.

Answer: C

No matter if you are white or brown, this comes from a polygenic trait.

Your polygenic traits determine: (A) inherited antigens + antibody (B) color of non relatives (C) if you are white or brown (D) building blocks of organisms (E) antigens that cause allergy (F) career choice (G) who you will be friends with (H) Male gametes.


Choices:
A. intelligence
B. weight
C. vision
D. keratin
E. humans
F. canis lupus
G. strength
H. tooth enamel

Answer: A

Chapter 5 discusses polygenic inheritance and intelligence.

What trait is inherited? (A) intelligence (B) weight (C) vision (D) keratin (E) humans (F) canis lupus (G) strength (H) tooth enamel


The amount of melanin pigment in skin is a

Choices:
A. Synchronous
B. intensity
C. polygenic trait
D. measures
E. protect passengers
F. a producer
G. key element
H. a small molecule

Answer: C

Skin color is determined by the melanin pigment in the skin cells.

The amount of melanin pigment in skin is a polygenic trait

The amount of melanin pigment in skin is a  (A) Synchronous (B) intensity (C) polygenic trait (D) measures (E) protect passengers (F) a producer (G) key element (H) a small molecule


When does a fertilized egg become an offspring?

Choices:
A. prokaryotic cells
B. When it's born
C. unicellular organisms
D. after the snow melts
E. heated by the sun
F. When it dies
G. angiosperm
H. Synchronous

Answer: B

Pregnancy is the carrying of one or more offspring from fertilization until birth.

A fertilized egg can create an offspring if it's carried until birth

When does a fertilized egg become an offspring? (A) prokaryotic cells (B) When it's born (C) unicellular organisms (D) after the snow melts (E) heated by the sun (F) When it dies (G) angiosperm (H) Synchronous


Choices:
A. antigens
B. infertility
C. pigmentation
D. isolation
E. antibodies
F. miscarriage
G. several genes
H. Pregnancy

Answer: H

Births are the main component of population growth.

What leads to population growth? (A) antigens (B) infertility (C) pigmentation (D) isolation (E) antibodies (F) miscarriage (G) several genes (H) Pregnancy


To what stage do mothers carry offspring from fertilization to?

Choices:
A. birth
B. mitosis
C. puberty
D. the Sun
E. A Child
F. adult
G. gametes
H. breasts

Answer: A

Mothers choose to have sex, which leads to pregnancy.

Mothers carry offspring from fertilization until birth

To what stage do mothers carry offspring from fertilization to? (A) birth (B) mitosis (C) puberty (D) the Sun (E) A Child (F) adult (G) gametes (H) breasts


Choices:
A. pregnancy
B. Type O
C. fertilization
D. neonatal
E. cells
F. infancy
G. puberty
H. adolescence

Answer: A

Human Embryonic Development Follows human development from fertilization through birth.

Embryonic development is also known as (A) pregnancy (B) Type O (C) fertilization (D) neonatal (E) cells (F) infancy (G) puberty (H) adolescence


Choices:
A. abortion
B. plant
C. Major effects
D. fallopian tubes
E. blossoms
F. puberty
G. nectar
H. pregnancy

Answer: H

An offspring is defined as something, or someone that comes into existence as a result of pregnancy.

What does fertilization result in? (A) abortion (B) plant (C) Major effects (D) fallopian tubes (E) blossoms (F) puberty (G) nectar (H) pregnancy


Carrying offspring to full term is from when?

Choices:
A. fertilization until birth
B. childhood to adulthood
C. after the snow melts
D. last stage before adulthood
E. Male gametes.
F. sexually maturity
G. embryo to zygote
H. infancy to death

Answer: A

Infertility is also the inability to carry a pregnancy to full term.

Carrying offspring to full term is from fertilization until birth

Carrying offspring to full term is from when? (A) fertilization until birth (B) childhood to adulthood (C) after the snow melts (D) last stage before adulthood (E) Male gametes. (F) sexually maturity (G) embryo to zygote (H) infancy to death


Choices:
A. three stages after birth
B. period after birth
C. giving birth
D. birth control
E. last stage before adulthood
F. an aborted pregnancy
G. sexually maturity
H. carrying offspring to birth

Answer: H

Pregnancy is another word for gestation.

Gestation is the carrying of one or more offspring from fertilization until birth.

What is gestation? (A) three stages after birth (B) period after birth (C) giving birth (D) birth control (E) last stage before adulthood (F) an aborted pregnancy (G) sexually maturity (H) carrying offspring to birth


What does carrying offspring from fertilization until birth result in?

Choices:
A. Flowers
B. DNA
C. a zygote
D. a baby
E. a quark
F. Growth
G. Sperm
H. hormones

Answer: D

Most pregnancies end happily with the birth of a healthy baby.

carrying offspring from fertilization until birth results in a baby

What does carrying offspring from fertilization until birth result in? (A) Flowers (B) DNA (C) a zygote (D) a baby (E) a quark (F) Growth (G) Sperm (H) hormones


How long is the time from fertilization until birth for an elephant?

Choices:
A. minutes
B. fewer
C. winter
D. 22 months
E. eight
F. Ages 0 to 3
G. 86400
H. calibrated

Answer: D

An elephant pregnancy lasts about 22 months.

An elephant carries their offspring from fertilization until birth, 22 months later.

How long is the time from fertilization until birth for an elephant? (A) minutes (B) fewer (C) winter (D) 22 months (E) eight (F) Ages 0 to 3 (G) 86400 (H) calibrated


Choices:
A. hurricanes
B. permeable walls
C. melting glaciers
D. lamphreys
E. tornadoes
F. coarse grit
G. dogs
H. unicellular organisms

Answer: C

boulders are formed by glaciers melting sometimes

most crags are formed by melting glaciers

What are most crags formed by? (A) hurricanes (B) permeable walls (C) melting glaciers (D) lamphreys (E) tornadoes (F) coarse grit (G) dogs (H) unicellular organisms


Choices:
A. rain
B. solid
C. valleys
D. lowlands
E. pitches
F. backbones
G. boulder
H. as a base

Answer: G

What can be formed in a mountain? (A) rain (B) solid (C) valleys (D) lowlands (E) pitches (F) backbones (G) boulder (H) as a base


Choices:
A. rain weather
B. coarse grit
C. rainfall
D. fossils
E. hail
F. rain
G. glaciers
H. Thunderstorm

Answer: G

Erratics are boulders that are deposited by glaciers as part of moraines.

What are erratics formed from? (A) rain weather (B) coarse grit (C) rainfall (D) fossils (E) hail (F) rain (G) glaciers (H) Thunderstorm


Choices:
A. snow, ice, and rock
B. precipitation
C. thermal expansion
D. building blocks of organisms
E. rapid changes occur
F. 70-75 degrees Fahrenheit
G. permeable walls
H. holding nutrients

Answer: A

boulders are formed by snow, ice, and rock melting sometimes

Glaciers are made of snow, ice and rock.

what melts sometimes to form boulders? (A) snow, ice, and rock (B) precipitation (C) thermal expansion (D) building blocks of organisms (E) rapid changes occur (F) 70-75 degrees Fahrenheit (G) permeable walls (H) holding nutrients


How do we know the lineage of therapsids?

Choices:
A. Laboratory
B. dinosaurs
C. prokaryotic cells
D. some anthozoans
E. fossil record
F. oral tradition
G. polygenic
H. calibrated

Answer: E

Some pelycosaurs gave rise to a group of animals called therapsids.

Pelycosaurs are an important lineage preserved in the fossil record.

The fossil record shows the lineage of therapsids.

How do we know the lineage of therapsids? (A) Laboratory (B) dinosaurs (C) prokaryotic cells (D) some anthozoans (E) fossil record (F) oral tradition (G) polygenic (H) calibrated


Choices:
A. bacteria
B. animals
C. lamphreys
D. tigers
E. prokaryote
F. marine
G. arachnids
H. aquatic

Answer: B

Pelycosaurs and therapsids are theropsids.

what are therapsids? (A) bacteria (B) animals (C) lamphreys (D) tigers (E) prokaryote (F) marine (G) arachnids (H) aquatic


Choices:
A. flexible
B. aquatic animals
C. coelenterates
D. canis lupus
E. weater
F. a producer
G. angiosperm
H. Pelycosaur

Answer: H

Tetraceratops is the oldest known therapsid.

What is a tetraceratops? (A) flexible (B) aquatic animals (C) coelenterates (D) canis lupus (E) weater (F) a producer (G) angiosperm (H) Pelycosaur


Some pelycosaurs gave rise to a group of what ancestral to mammals

Choices:
A. arachnids
B. cartilage
C. chondrocytes
D. prokaryotes
E. tiny hairs
F. angiosperm
G. skin color
H. reptiles

Answer: H

Therapsids are reptiles ancestral to mammals.

Some pelycosaurs gave rise to a group of reptiles ancestral to mammals

Some pelycosaurs gave rise to a group of what ancestral to mammals (A) arachnids (B) cartilage (C) chondrocytes (D) prokaryotes (E) tiny hairs (F) angiosperm (G) skin color (H) reptiles


Some pelycosaurs gave rise to reptile ancestral to

Choices:
A. lamphreys
B. angiosperm
C. mammals
D. paramecium
E. animals
F. protozoa
G. arachnids
H. backbones

Answer: C

Some pelycosaurs gave rise to  reptile ancestral to mammals.

Some pelycosaurs gave rise to reptile ancestral to (A) lamphreys (B) angiosperm (C) mammals (D) paramecium (E) animals (F) protozoa (G) arachnids (H) backbones


Choices:
A. humans
B. talking
C. sound
D. distraction
E. paper
F. shaking
G. animals
H. to hear

Answer: C

howling is used to warn other wolves by wolves

And somewhere a beagle howls a most pitiful sound.

How do wolves warn other wolves? (A) humans (B) talking (C) sound (D) distraction (E) paper (F) shaking (G) animals (H) to hear


Choices:
A. lone wolf
B. chemical digestion
C. canine
D. communication
E. coyotes and dogs
F. intelligence
G. backbones
H. feedback mechanisms

Answer: D

Groups of indris communicate with mournful and distinctive howls.

Wolves use distinct forms of communication.

Wolves employ a distinctive form of: (A) lone wolf (B) chemical digestion (C) canine (D) communication (E) coyotes and dogs (F) intelligence (G) backbones (H) feedback mechanisms


what is used to warn other wolves by wolves?

Choices:
A. speed at which sound moves
B. 70-75 degrees Fahrenheit
C. discreet shouting
D. soft whispering
E. occurs over a wide range
F. Two or more sets of alleles
G. loud talking
H. reverberating noise

Answer: H

Soon a chorus of howling coyotes join in and the whole area reverberates with noise.

reverberating noise is used to warn other wolves by wolves

what is used to warn other wolves by wolves? (A) speed at which sound moves (B) 70-75 degrees Fahrenheit (C) discreet shouting (D) soft whispering (E) occurs over a wide range (F) Two or more sets of alleles (G) loud talking (H) reverberating noise


Choices:
A. antibodies
B. panting
C. noise
D. vibration
E. Chemicals
F. howling
G. lamphreys
H. hunting

Answer: F

Gray wolves are the largest members of the canine family.

howling is used by canines to warn others

What is used by canines to warn others? (A) antibodies (B) panting (C) noise (D) vibration (E) Chemicals (F) howling (G) lamphreys (H) hunting


What kind of sound is used by wolves to caution other wolves?

Choices:
A. whiplash
B. howling
C. a growling sound
D. several
E. a sniffing sound
F. noise
G. shaking
H. sound

Answer: B

Warnings and cautions are there for a good reason.

Howling is used to caution other wolves by wolves.

What kind of sound is used by wolves to caution other wolves? (A) whiplash (B) howling (C) a growling sound (D) several (E) a sniffing sound (F) noise (G) shaking (H) sound


Howling is used by members of the species Canis Lupus to warn who?

Choices:
A. related organisms
B. other members
C. mammals
D. Crocodilian mothers
E. other phyla
F. no one
G. animals
H. members of a different species

Answer: B

Canis lupus is the same species that includes grey wolves.

Howling is used by members of the species Canis Lupus to warn other members.

Howling is used by members of the species Canis Lupus to warn who? (A) related organisms (B) other members (C) mammals (D) Crocodilian mothers (E) other phyla (F) no one (G) animals (H) members of a different species


wolves warn other wolves by using different what?

Choices:
A. backbones
B. parties
C. hormones
D. colors
E. expression
F. antigens
G. several
H. pitches

Answer: H

Wolves communicate with each other using the different pitches of their howl.

wolves warn other wolves by using different pitches

wolves warn other wolves by using different what? (A) backbones (B) parties (C) hormones (D) colors (E) expression (F) antigens (G) several (H) pitches


Choices:
A. cats
B. vertebrates
C. h2o
D. Therapsids
E. sound vibrations
F. One can hear
G. insects
H. canis lupus

Answer: H

what howls? (A) cats (B) vertebrates (C) h2o (D) Therapsids (E) sound vibrations (F) One can hear (G) insects (H) canis lupus


Choices:
A. alligators
B. each species
C. fish
D. catfish
E. animals
F. gila monsters
G. humans
H. wild canines

Answer: H

Wolves are distinguished from other wild canines by their size.

What uses howling to warn others? (A) alligators (B) each species (C) fish (D) catfish (E) animals (F) gila monsters (G) humans (H) wild canines


Choices:
A. intensity
B. danger
C. a hosta
D. intent
E. antigens
F. hormones
G. movement
H. to hear

Answer: B

what makes wolves howl (A) intensity (B) danger (C) a hosta (D) intent (E) antigens (F) hormones (G) movement (H) to hear


howling is used to warn other what kind of animals

Choices:
A. ecosystem
B. animals
C. humans
D. weather
E. travel
F. sound
G. social
H. people

Answer: G

howling is used to warn other social animals

howling is used to warn other what kind of animals  (A) ecosystem (B) animals (C) humans (D) weather (E) travel (F) sound (G) social (H) people


Choices:
A. occurs over a wide range
B. permeable walls
C. rapid changes occur
D. smooth wooden objects
E. jeans
F. destroyed crops
G. decrease strength
H. change an ecosystem

Answer: D

sandpaper is used to smooth wooden objects

Abrasives are used to smooth wooden objects.

What do abrasive materials do? (A) occurs over a wide range (B) permeable walls (C) rapid changes occur (D) smooth wooden objects (E) jeans (F) destroyed crops (G) decrease strength (H) change an ecosystem


Choices:
A. cartilage
B. keratin
C. hard tissue
D. sandpaper
E. scales
F. ice
G. lamphreys
H. fluid

Answer: D

Pavement smoothness is a lack of roughness.

What is used to remove roughness? (A) cartilage (B) keratin (C) hard tissue (D) sandpaper (E) scales (F) ice (G) lamphreys (H) fluid


Choices:
A. backbones
B. keratin
C. sandpaper
D. sand dollar
E. lamphreys
F. wax paper
G. sponges
H. aluminum foil

Answer: C

For the casual look, try using a wooden picnic table.

What can be used to smooth tables? (A) backbones (B) keratin (C) sandpaper (D) sand dollar (E) lamphreys (F) wax paper (G) sponges (H) aluminum foil


Choices:
A. sandpaper
B. air pollution
C. heating
D. oil
E. cells
F. trucks
G. treatment
H. magma

Answer: A

what removes paint? (A) sandpaper (B) air pollution (C) heating (D) oil (E) cells (F) trucks (G) treatment (H) magma


Choices:
A. Wax paper
B. Sponge
C. lamphreys
D. Tissue
E. Sandpaper
F. scratching it
G. keratin
H. tiny hairs

Answer: E

All objects, even wooden tables, are made up of molecules which vibrate to create their mass.

What can be used to smooth a table? (A) Wax paper (B) Sponge (C) lamphreys (D) Tissue (E) Sandpaper (F) scratching it (G) keratin (H) tiny hairs


Choices:
A. hairs
B. cilia
C. feedback
D. lamphreys
E. sandpaper
F. pulp
G. keratin
H. fluid

Answer: E

Scrap wood can be used for cheap wooden bins.

Sandpaper is used to smooth objects made of wood.

What is used to smooth wood? (A) hairs (B) cilia (C) feedback (D) lamphreys (E) sandpaper (F) pulp (G) keratin (H) fluid


Choices:
A. scratching it
B. keratin
C. tiny hairs
D. hard tissue
E. drums
F. sandpaper
G. ice
H. dirt

Answer: F

What is used to smooth drum sticks? (A) scratching it (B) keratin (C) tiny hairs (D) hard tissue (E) drums (F) sandpaper (G) ice (H) dirt


Choices:
A. lamphreys
B. coarse grit
C. scratching it
D. surface
E. oak trees
F. mass
G. h2o
H. sound vibrations

Answer: B

coarse grit is used to smooth wooden objects

what is used to smooth wooden objects? (A) lamphreys (B) coarse grit (C) scratching it (D) surface (E) oak trees (F) mass (G) h2o (H) sound vibrations


Choices:
A. changes in size
B. log cabins
C. how they move
D. backbones
E. cartilage
F. stoma
G. tissue
H. hard tissue

Answer: B

Children can easily make log cabins and other structures from the tiny wooden logs.

Sandpaper is used to smooth what? (A) changes in size (B) log cabins (C) how they move (D) backbones (E) cartilage (F) stoma (G) tissue (H) hard tissue


Choices:
A. cilia
B. Lymph fluid
C. keratin
D. flagella
E. hormones
F. cartilage
G. sandpaper
H. flagellum

Answer: G

Traditionally, wooden objects are used in decoupage.

What is used to smooth decoupage? (A) cilia (B) Lymph fluid (C) keratin (D) flagella (E) hormones (F) cartilage (G) sandpaper (H) flagellum


A push forward is used for what by a spacecraft?

Choices:
A. beeping
B. Navigate
C. flying
D. distance
E. sitting
F. reversing
G. travel
H. safety

Answer: C

propulsion is used for flying by a spacecraft

Propulsion means to push forward or drive an object forward.

A push forward is used for flying by a spacecraft.

A push forward is used for what by a spacecraft? (A) beeping (B) Navigate (C) flying (D) distance (E) sitting (F) reversing (G) travel (H) safety


Choices:
A. flying satellites
B. fertilization
C. safe driving
D. heated by the sun
E. stargazing
F. making bread
G. Communication
H. taking a nap

Answer: A

Earth-orbiting spacecraft are called satellites.

Propulsion is used for flying satellites.

Propulsion is used for what? (A) flying satellites (B) fertilization (C) safe driving (D) heated by the sun (E) stargazing (F) making bread (G) Communication (H) taking a nap


Choices:
A. strength
B. fish
C. Moving really slowly
D. ecosystem
E. counterop
F. Flying
G. cows
H. Sleeping

Answer: F

And thrust is generated by the propulsion system of the aircraft.

What is thrusting energy good for? (A) strength (B) fish (C) Moving really slowly (D) ecosystem (E) counterop (F) Flying (G) cows (H) Sleeping


Choices:
A. mammals
B. kites
C. jellyfish
D. vertebrates
E. angiosperm
F. Apollo 13
G. chickens
H. cars

Answer: F

propulsion is used for flying by Apollo 13

what uses propulsion for flying? (A) mammals (B) kites (C) jellyfish (D) vertebrates (E) angiosperm (F) Apollo 13 (G) chickens (H) cars


Choices:
A. liquids
B. satellites
C. rockets
D. hovercraft
E. missiles
F. jetpacks
G. air masses
H. Gravity

Answer: C

All rockets operate on the same basic principles of propulsion.

What can spacecraft use to fly? (A) liquids (B) satellites (C) rockets (D) hovercraft (E) missiles (F) jetpacks (G) air masses (H) Gravity


Choices:
A. dogs
B. jellyfish
C. humans
D. emu
E. Apollo 12
F. ostrich
G. mammals
H. vertebrates

Answer: E

When Apollo 12 took off, the spacecraft was hit by lightning.

propulsion is used for flying by Apollo 12

what used propulsion for flying? (A) dogs (B) jellyfish (C) humans (D) emu (E) Apollo 12 (F) ostrich (G) mammals (H) vertebrates


Choices:
A. weater
B. warmer air
C. oxygen
D. Otoacoustic
E. lethargy
F. foot power
G. propulsion
H. fluid

Answer: G

Propulsion was used for flying Apollo 13.

What was used to fly Apollo 13? (A) weater (B) warmer air (C) oxygen (D) Otoacoustic (E) lethargy (F) foot power (G) propulsion (H) fluid


Choices:
A. Heart disease
B. air pollution
C. reproduction
D. destruction
E. religion
F. trees
G. heating
H. Tooth pain

Answer: A

Butter is a fat that is a solid at room temperature.

Some fats are more likely to cause heart disease.

What can butter lead to? (A) Heart disease (B) air pollution (C) reproduction (D) destruction (E) religion (F) trees (G) heating (H) Tooth pain


fat that is a what at room temperature can be kept in the cooler?

Choices:
A. melted
B. fat
C. grams
D. liquids
E. Unsafe
F. solid
G. soft
H. fluid

Answer: F

Eggs, butter or margarine keep in the cooler as they do in the refrigerator.

fat that is a solid at room temperature can be kept in the cooler

fat that is a what at room temperature can be kept in the cooler? (A) melted (B) fat (C) grams (D) liquids (E) Unsafe (F) solid (G) soft (H) fluid


what is saturated fat at room temperature?

Choices:
A. solid
B. cats
C. cows
D. steak
E. gas
F. liquid
G. Protein
H. unsaturated

Answer: A

saturated fat is solid at room temperature

what is saturated fat at room temperature? (A) solid (B) cats (C) cows (D) steak (E) gas (F) liquid (G) Protein (H) unsaturated


Choices:
A. smooth
B. a producer
C. saturated
D. hydrogenated
E. polyunsaturated
F. unsaturated
G. flexible
H. key element

Answer: C

Saturated fats are solid at room temperature.

Butter is what type of  fat? (A) smooth (B) a producer (C) saturated (D) hydrogenated (E) polyunsaturated (F) unsaturated (G) flexible (H) key element


What kind of fats make butter solid at ambient temperature?

Choices:
A. saturated
B. loose
C. Protein
D. organic
E. Elemental
F. animals
G. fluid
H. grams

Answer: A

Saturated fats make butter solid at ambient temperatures

What kind of fats make butter solid at ambient temperature? (A) saturated (B) loose (C) Protein (D) organic (E) Elemental (F) animals (G) fluid (H) grams


butter is a fat that is solid at what temperature?

Choices:
A. lipids
B. boiling point
C. snow, ice, and rock
D. amount of heat
E. To survive in their environment
F. 100 degrees Celsius
G. 70-75 degrees Fahrenheit
H. measure of motion

Answer: G

Room temperatures, 70-75 degrees Fahrenheit or so, seem acceptable to most species.

butter is a fat that is solid at 70-75 degrees Fahrenheit

butter is a fat that is solid at what temperature? (A) lipids (B) boiling point (C) snow, ice, and rock (D) amount of heat (E) To survive in their environment (F) 100 degrees Celsius (G) 70-75 degrees Fahrenheit (H) measure of motion


Choices:
A. rapid changes occur
B. protect eyes in the lab
C. around 5 to 27 degrees Celsius
D. one effect of diabetes
E. protein foreign to the body.
F. natural atmosphere component
G. reduce acidity of food
H. speed at which sound moves

Answer: C

Room temperatures between 40 and 80 Fahrenheit, or 5 and 27 Celsius, are best for storage.

Butter is a fat that is a solid between 5 and 27 degrees Celsius.

When is butter a solid? (A) rapid changes occur (B) protect eyes in the lab (C) around 5 to 27 degrees Celsius (D) one effect of diabetes (E) protein foreign to the body. (F) natural atmosphere component (G) reduce acidity of food (H) speed at which sound moves


what kind of fat is solid at room temperature?

Choices:
A. animals
B. Type O
C. saturated
D. Unsafe
E. Therapsids
F. grams
G. mammals
H. weater

Answer: C

For example, butter is solid at room temperature, therefore it is mainly saturated.

what kind of fat is solid at room temperature? (A) animals (B) Type O (C) saturated (D) Unsafe (E) Therapsids (F) grams (G) mammals (H) weater


What is a fat that is composed of closely packed molecules at room temperature?

Choices:
A. potassium
B. steak
C. fat
D. keratin
E. butter
F. liquids
G. Mohs
H. Protein

Answer: E

Solids are composed of closely packed molecules.

Butter is a fat that is composed of closely packed molecules at room temperature

What is a fat that is composed of closely packed molecules at room temperature? (A) potassium (B) steak (C) fat (D) keratin (E) butter (F) liquids (G) Mohs (H) Protein


What is one function of the gallbladder?

Choices:
A. procreation
B. help balance a body
C. holding nutrients
D. keep spine straight
E. last stage before adulthood
F. keep skin moisturized
G. tubular organ
H. reduce acidity of food

Answer: H

Bile reduces the acidity of food entering from the highly acidic stomach.

After a meal, the gallbladder releases the bile through a passageway called the bile duct.

One function of the gallbladder is to reduce the acidity of food.

What is one function of the gallbladder? (A) procreation (B) help balance a body (C) holding nutrients (D) keep spine straight (E) last stage before adulthood (F) keep skin moisturized (G) tubular organ (H) reduce acidity of food


Fluid that reduces the acidity of food is stored in

Choices:
A. the throat
B. Microscopic vessels.
C. the rectum
D. the gallbladder
E. chondrocytes
F. the small intestine
G. holding nutrients
H. intestinal

Answer: D

Bile, a fluid made by the liver, is stored in the gallbladder.

The gallbladder stores a fluid that reduces the acidity of food

Fluid that reduces the acidity of food is stored in (A) the throat (B) Microscopic vessels. (C) the rectum (D) the gallbladder (E) chondrocytes (F) the small intestine (G) holding nutrients (H) intestinal


What reduces the acidity of food entering from the highly acidic stomach?

Choices:
A. ibuprofen
B. oxidizers
C. water
D. sunlight
E. melanin content
F. the gallbladder
G. ice
H. ribonucleic acid

Answer: F

Bile exits gallbladder by common bile duct.

the gallbladder reduces the acidity of food entering from the highly acidic stomach.

What reduces the acidity of food entering from the highly acidic stomach? (A) ibuprofen (B) oxidizers (C) water (D) sunlight (E) melanin content (F) the gallbladder (G) ice (H) ribonucleic acid


what organ helps reduce the acidity of food?

Choices:
A. saliva
B. enzymes
C. mucus
D. peptic acid
E. osculum
F. lungs
G. liver
H. skin

Answer: G

Bile, produced by the liver, helps fat digestion and absorption.

what organ helps reduce the acidity of food? (A) saliva (B) enzymes (C) mucus (D) peptic acid (E) osculum (F) lungs (G) liver (H) skin


Choices:
A. Slows down
B. protein
C. stomach acidity
D. intestinal
E. chondrocytes
F. some prokaryotes
G. water
H. air

Answer: C

Bile acid is used by the body to digest fats.

What helps digest fats? (A) Slows down (B) protein (C) stomach acidity (D) intestinal (E) chondrocytes (F) some prokaryotes (G) water (H) air


What organ reduces the acidity of food entering from the highly acidic stomach?

Choices:
A. tubular organ
B. potassium
C. enzymes
D. ibuprofen
E. flagella
F. intestinal
G. the liver
H. estrogen

Answer: G

Bile , synthesized by the liver, contains HCO3-, bile salts and bile pigments.

The liver reduces the acidity of food entering from the highly acidic stomach.

What organ reduces the acidity of food entering from the highly acidic stomach? (A) tubular organ (B) potassium (C) enzymes (D) ibuprofen (E) flagella (F) intestinal (G) the liver (H) estrogen


Bile reduces acidity and helps to absorb what from foods?

Choices:
A. heat
B. skin
C. fish
D. corn
E. fat
F. DNA
G. gas
H. RNA

Answer: E

Normally, bile acid pours into the stomach to help absorb fats from foods.

Bile reduces acidity and helps to absorb fats from foods.

Bile reduces acidity and helps to absorb what from foods? (A) heat (B) skin (C) fish (D) corn (E) fat (F) DNA (G) gas (H) RNA


What organ plays a role in reducing the acidity of food

Choices:
A. enzymes
B. osculum
C. liver
D. saliva
E. a hosta
F. insulin
G. cells
H. Protein

Answer: C

the liver plays a role in reducing the acidity of food entering from the highly acidic stomach

What organ plays a role in reducing the acidity of food (A) enzymes (B) osculum (C) liver (D) saliva (E) a hosta (F) insulin (G) cells (H) Protein


Choices:
A. fats
B. fluid
C. mucus
D. cells
E. saliva
F. lymph
G. heat
H. Blood

Answer: A

what does bile absorb? (A) fats (B) fluid (C) mucus (D) cells (E) saliva (F) lymph (G) heat (H) Blood


what helps reduce acidity of food entering from the stomach?

Choices:
A. cilia
B. fumes
C. kinase
D. liver
E. mucus
F. enzymes
G. insulin
H. herbs

Answer: D

Bile from the liver contains bile salts and many organic substances but no enzymes.

the liver helps reduce acidity of food entering from the highly acidic stomach

what helps reduce acidity of food entering from the stomach? (A) cilia (B) fumes (C) kinase (D) liver (E) mucus (F) enzymes (G) insulin (H) herbs


what are regulated by feedback mechanisms?

Choices:
A. trucks and cars
B. h2o intake
C. chemical messengers
D. some prokaryotes
E. antigens that cause allergy
F. skin cells
G. density
H. prokaryotic cells

Answer: C

Most hormones are regulated by feedback mechanisms.

most chemical messengers are regulated by feedback mechanisms

what are regulated by feedback mechanisms? (A) trucks and cars (B) h2o intake (C) chemical messengers (D) some prokaryotes (E) antigens that cause allergy (F) skin cells (G) density (H) prokaryotic cells


Choices:
A. ibuprofen
B. cells
C. kinase
D. sunlight
E. enzymes
F. animals
G. blood
H. mammals

Answer: E

Hormonal production is regulated by enzymes.

what control hormones? (A) ibuprofen (B) cells (C) kinase (D) sunlight (E) enzymes (F) animals (G) blood (H) mammals


What are regulated by feedback mechanisms in the body?

Choices:
A. Engine mechanisms.
B. 70-75 degrees Fahrenheit
C. some drugs
D. prokaryotic cells
E. State regulators.
F. Chemical messengers.
G. Feedback polls.
H. Pasteurization

Answer: F

Hormones are chemical messengers in the body.

Most chemical messengers in the body are regulated by feedback mechanisms.

What are regulated by feedback mechanisms in the body? (A) Engine mechanisms. (B) 70-75 degrees Fahrenheit (C) some drugs (D) prokaryotic cells (E) State regulators. (F) Chemical messengers. (G) Feedback polls. (H) Pasteurization


What regulates chemical messengers in the body?

Choices:
A. several genes
B. wooden mechanisms
C. antigens that cause allergy
D. feedback mechanisms
E. Lymphocytes
F. mechanical mechanisms
G. electronic mechanisms
H. Two or more sets of alleles

Answer: D

Chemical messengers in the body are regulated by feedback mechanisms.

What regulates chemical messengers in the body? (A) several genes (B) wooden mechanisms (C) antigens that cause allergy (D) feedback mechanisms (E) Lymphocytes (F) mechanical mechanisms (G) electronic mechanisms (H) Two or more sets of alleles


Managing the body's stress is regulated by what?

Choices:
A. small computers
B. Two or more sets of alleles
C. feedback mechanisms
D. prokaryotic cells
E. several genes
F. little pills
G. It's inherited from genes
H. daily medication

Answer: C

Managing the body's stress is regulated by feedback mechanisms

Managing the body's stress is regulated by what? (A) small computers (B) Two or more sets of alleles (C) feedback mechanisms (D) prokaryotic cells (E) several genes (F) little pills (G) It's inherited from genes (H) daily medication


What is regulated by feedback mechanisms?

Choices:
A. estrogen
B. kinase
C. Otoacoustic
D. pigmentation
E. ducks
F. prokaryotes
G. birds
H. fish

Answer: A

estrogen is regulated by feedback mechanisms.

What is regulated by feedback mechanisms? (A) estrogen (B) kinase (C) Otoacoustic (D) pigmentation (E) ducks (F) prokaryotes (G) birds (H) fish


most what are regulated by necessarily controlling uncertainty?

Choices:
A. hormones
B. antigens
C. stoma
D. cars
E. animals
F. motorcycles
G. navigation
H. safe driving

Answer: A

Feedback mechanisms are necessary to control uncertainty.

Most hormones are regulated by necessarily controlling uncertainty

most what are regulated by necessarily controlling uncertainty? (A) hormones (B) antigens (C) stoma (D) cars (E) animals (F) motorcycles (G) navigation (H) safe driving


Choices:
A. pancreatic secretions
B. flower petals and fruits
C. speed of movements
D. trees and flowers
E. Two or more sets of alleles
F. 70-75 degrees Fahrenheit
G. tropical cyclone
H. antigens that cause allergy

Answer: A

Hormones regulate pancreatic secretions.

Feedback mechanisms regulate pancreatic secretions

What do feedback mechanisms regulate?  (A) pancreatic secretions (B) flower petals and fruits (C) speed of movements (D) trees and flowers (E) Two or more sets of alleles (F) 70-75 degrees Fahrenheit (G) tropical cyclone (H) antigens that cause allergy


Choices:
A. hormones
B. Protein
C. chondrocytes
D. enzymes
E. antigens
F. prokaryotes
G. pigmentation
H. expression

Answer: A

Homeostasis involves negative feedback mechanisms.

What does homeostatis regulate? (A) hormones (B) Protein (C) chondrocytes (D) enzymes (E) antigens (F) prokaryotes (G) pigmentation (H) expression


Choices:
A. saves lives
B. Prevent injuries
C. tissue made of chondrocytes
D. melanin content
E. key element
F. 70-75 degrees Fahrenheit
G. Synchronous
H. With feedback loops

Answer: H

Much hormonal regulation depends on feedback loops to maintain balance and homeostasis.

Hormones maintain balance with feedback loops

How do hormones maintain balance (A) saves lives (B) Prevent injuries (C) tissue made of chondrocytes (D) melanin content (E) key element (F) 70-75 degrees Fahrenheit (G) Synchronous (H) With feedback loops


What is needed for humans to grow and live?

Choices:
A. amount of heat
B. recreation
C. antibodies
D. destruction
E. melanin amount
F. grapes
G. melanin content
H. Small intestine

Answer: H

Absorption of nutrients occurs mainly in the small intestine.

Nutrients are elements needed for growth in all living plants and animals.

the small intestine is needed for humans to grow and live

What is needed for humans to grow and live? (A) amount of heat (B) recreation (C) antibodies (D) destruction (E) melanin amount (F) grapes (G) melanin content (H) Small intestine


Absorption of nutrients occurs mainly in a what?

Choices:
A. transportation
B. prokaryotic cells
C. square organ
D. dandelions
E. triangular organ
F. a hosta
G. tubular organ
H. trucks and cars

Answer: G

Small Intestine Structurally, the small intestine is a tubular organ.

Absorption of nutrients occurs mainly in a tubular organ.

Absorption of nutrients occurs mainly in a what? (A) transportation (B) prokaryotic cells (C) square organ (D) dandelions (E) triangular organ (F) a hosta (G) tubular organ (H) trucks and cars


What is one thing that is absorbed in the GI tract?

Choices:
A. Lymph fluid
B. keratin
C. thoughts
D. antigens
E. Lymphocytes
F. magnesium
G. oxygen
H. neurons

Answer: F

Gastrointestinal GI dysfunction can inhibit Mg absorption from the small intestine.

Absorption of magnesium occurs in the GI tract.

What is one thing that is absorbed in the GI tract? (A) Lymph fluid (B) keratin (C) thoughts (D) antigens (E) Lymphocytes (F) magnesium (G) oxygen (H) neurons


Diarrhea reduces function that occurs mainly in the

Choices:
A. Seconds and minutes
B. prostate
C. small intestine
D. pancreas
E. intestinal
F. kidneys
G. White blood cells
H. Major effects

Answer: C

Diarrhea reduces the absorption of all nutrients.

Diarrhea reduces funtcion that occurs mainly in the small intestine.

Diarrhea reduces function that occurs mainly in the (A) Seconds and minutes (B) prostate (C) small intestine (D) pancreas (E) intestinal (F) kidneys (G) White blood cells (H) Major effects


Where are nutrients absorbed in the body?

Choices:
A. Microscopic vessels.
B. veins
C. transportation
D. chondrocytes
E. rectum
F. prokaryotic cells
G. small intestine
H. larynx

Answer: G

Absorption takes place in the small intestine.

nutrients are absorbed in the small intestine

Where are nutrients absorbed in the body? (A) Microscopic vessels. (B) veins (C) transportation (D) chondrocytes (E) rectum (F) prokaryotic cells (G) small intestine (H) larynx


Where is the main place where food absorption occurs?

Choices:
A. sphincter
B. the environment
C. ecosystems
D. occurs over a wide range
E. extracellular
F. blood plasma
G. small intestines
H. Microscopic vessels.

Answer: G

Food is the best source of nutrients for the body.

The small intestine is the main place where food absorption occurs.

Where is the main place where food absorption occurs? (A) sphincter (B) the environment (C) ecosystems (D) occurs over a wide range (E) extracellular (F) blood plasma (G) small intestines (H) Microscopic vessels.


What occurs mainly in the small intestine?

Choices:
A. antigens that cause allergy
B. Absorption of food
C. bacterial infections
D. Passing along traits
E. some prokaryotes
F. Absorption of knowledge
G. Absorption of waste
H. amebiasis

Answer: B

absorption of food occurs mainly in the small intestine

What occurs mainly in the small intestine? (A) antigens that cause allergy (B) Absorption of food (C) bacterial infections (D) Passing along traits (E) some prokaryotes (F) Absorption of knowledge (G) Absorption of waste (H) amebiasis


The actions of the small intestion can be inhibited by:

Choices:
A. several
B. some drugs
C. air pollution
D. melanin content
E. ibuprofen
F. the environment
G. enzymes
H. amount of heat

Answer: B

Dozens of drugs inhibit nutrient absorption or deplete nutrients.

Many drugs can inhibit the actions of the small intestine.

The actions of the small intestion can be inhibited by: (A) several (B) some drugs (C) air pollution (D) melanin content (E) ibuprofen (F) the environment (G) enzymes (H) amount of heat


Absorption of minerals occurs mainly where?

Choices:
A. unicellular organisms
B. trees and flowers
C. the Himalayas
D. small intestine
E. the environment
F. flagella
G. after the snow melts
H. Microscopic vessels.

Answer: D

Absorption of minerals occurs mainly in the small intestine.

Absorption of minerals occurs mainly where? (A) unicellular organisms (B) trees and flowers (C) the Himalayas (D) small intestine (E) the environment (F) flagella (G) after the snow melts (H) Microscopic vessels.


Where does absorption of fat and protein mainly occur?

Choices:
A. after the snow melts
B. movement
C. Extensive bone growth
D. transportation
E. vitamin content
F. The Alps
G. intestinal
H. small intestine

Answer: H

Absorption of fat and protein occurs mainly in the small intestine.

Where does absorption of fat and protein mainly occur? (A) after the snow melts (B) movement (C) Extensive bone growth (D) transportation (E) vitamin content (F) The Alps (G) intestinal (H) small intestine


Where does absorption of nutrients occur?

Choices:
A. the Atlantic
B. in the beehive
C. prokaryotic cells
D. interior chambers
E. In a tubular organ
F. tissue made of chondrocytes
G. occurs over a wide range
H. trucks and cars

Answer: E

Where does absorption of nutrients occur? (A) the Atlantic (B) in the beehive (C) prokaryotic cells (D) interior chambers (E) In a tubular organ (F) tissue made of chondrocytes (G) occurs over a wide range (H) trucks and cars


Where is semen deposited during sexual reproduction?

Choices:
A. trees and flowers
B. in the vagina
C. babies
D. urine
E. flower secretion
F. gametes
G. angiosperm
H. interior chambers

Answer: B

Sperm are deposited in the vagina during sexual intercourse.

What semen is, is a carrier for the sperm contained in it.

Semen is deposited in the vagina during sexual intercourse.

Where is semen deposited during sexual reproduction? (A) trees and flowers (B) in the vagina (C) babies (D) urine (E) flower secretion (F) gametes (G) angiosperm (H) interior chambers


sperm is deposited after what during sexual intercourse?

Choices:
A. intercourse is forbidden
B. flower secretion
C. carrying offspring to birth
D. mild heating process
E. Exposure to oxygen and water
F. sex is stalled
G. ejaculate is carried
H. amount of heat

Answer: G

Erection is necessary to carry the ejaculate containing the sperm into the vagina.

Sperm is deposited after ejaculate is carried during sexual intercourse

sperm is deposited after what during sexual intercourse? (A) intercourse is forbidden (B) flower secretion (C) carrying offspring to birth (D) mild heating process (E) Exposure to oxygen and water (F) sex is stalled (G) ejaculate is carried (H) amount of heat


How many sperm are deposited during sexual intercourse?

Choices:
A. millions
B. percents
C. hundreds
D. several
E. percentages
F. thousands
G. dozens
H. eight

Answer: A

During intercourse several hundred million sperm are released inside the vagina.

millions of sperm are deposited during sexual intercourse

How many sperm are deposited during sexual intercourse? (A) millions (B) percents (C) hundreds (D) several (E) percentages (F) thousands (G) dozens (H) eight


What is released during sexual intercourse?

Choices:
A. Sperm
B. calcium
C. nectar
D. oxygen
E. Fertilized eggs
F. antigen
G. Saliva
H. Ovaries

Answer: A

Several hundred million sperms are released during sexual intercourse

What is released during sexual intercourse? (A) Sperm (B) calcium (C) nectar (D) oxygen (E) Fertilized eggs (F) antigen (G) Saliva (H) Ovaries


After sexual intercourse, sperm travels through

Choices:
A. flagella
B. Synchronous
C. the ovaries
D. the Love canal
E. distance
F. the cervix
G. the blood stream
H. tissue

Answer: F

Once sperm is deposited in the vagina , it travels through the cervix and into the Fallopian tubes.

Sperm travels through the cervix and into the Fallopian tubes after sexual intercourse

After sexual intercourse, sperm travels through (A) flagella (B) Synchronous (C) the ovaries (D) the Love canal (E) distance (F) the cervix (G) the blood stream (H) tissue


Something that is deposited in the vagina during sexual intercourse is made where?

Choices:
A. tissue
B. breasts
C. cilia
D. fluid
E. secreting
F. flagellum
G. Testes
H. Ovaries

Answer: G

Something made in the testes is deposited in the vagina during sexual intercourse

Something that is deposited in the vagina during sexual intercourse is made where? (A) tissue (B) breasts (C) cilia (D) fluid (E) secreting (F) flagellum (G) Testes (H) Ovaries


What are deposited into the vagina during sexual intercourse?

Choices:
A. irritants
B. prokaryotic cells
C. male gametes
D. eggs
E. matter
F. testes
G. keratin
H. several genes

Answer: C

Male gametes are deposited in the vagina during sexual intercourse.

What are deposited into the vagina during sexual intercourse? (A) irritants (B) prokaryotic cells (C) male gametes (D) eggs (E) matter (F) testes (G) keratin (H) several genes


what are deposited in the vagina during sexual intercourse?

Choices:
A. offspring
B. irritants
C. poisonus darts
D. prokaryotic cells
E. Vibrissae
F. procreation
G. male gametes
H. ova

Answer: G

male gametes are deposited in the vagina during sexual intercourse

what are deposited in the vagina during sexual intercourse? (A) offspring (B) irritants (C) poisonus darts (D) prokaryotic cells (E) Vibrissae (F) procreation (G) male gametes (H) ova


What does the deposition of the sperm into the vagina sometimes lead to?

Choices:
A. destruction
B. pregnancy
C. danger
D. antigens
E. expression
F. amebiasis
G. pre- menstrual symptoms
H. Unsafe

Answer: B

Pregnancy is evidence of sexual intercourse.

Sperm is deposited in the vagina sometimes causing pregnancy

What does the deposition of the sperm into the vagina sometimes lead to? (A) destruction (B) pregnancy (C) danger (D) antigens (E) expression (F) amebiasis (G) pre- menstrual symptoms (H) Unsafe


What is normally deposited during sex into the woman's reproductive organ?

Choices:
A. DNA
B. nectar
C. vaginal discharge
D. urine
E. saliva
F. RNA
G. sperm
H. mucus

Answer: G

During sex, sperm is deposited into the woman's reproductive organ.

What is normally deposited during sex into the woman's reproductive organ? (A) DNA (B) nectar (C) vaginal discharge (D) urine (E) saliva (F) RNA (G) sperm (H) mucus


Sperm are deposited in the vagina during what?

Choices:
A. procrastination
B. deviation
C. adolescence
D. amount of heat
E. minutes
F. coelenterates
G. union
H. procreation

Answer: H

Sexual union is for pleasure and closeness and for procreation.

Sperm are deposited in the vagina during procreation

Sperm are deposited in the vagina during what? (A) procrastination (B) deviation (C) adolescence (D) amount of heat (E) minutes (F) coelenterates (G) union (H) procreation


What are deposited in the vagina during sexual intercourse?

Choices:
A. several genes
B. prokaryotic cells
C. cilia
D. female gametes
E. testicles
F. male gametes
G. irritants
H. Vibrissae

Answer: F

male gametes are deposited in the vagina during sexual intercourse.

What are deposited in the vagina during sexual intercourse? (A) several genes (B) prokaryotic cells (C) cilia (D) female gametes (E) testicles (F) male gametes (G) irritants (H) Vibrissae


what is released into the surrounding water through the osculum?

Choices:
A. keratin
B. hydrogen
C. Vibrissae
D. male gametes
E. melanin content
F. irritants
G. precipitation
H. water vapor

Answer: D

Sperm are released into the surrounding water through the osculum.

male gametes are released into the surrounding water through the osculum

what is released into the surrounding water through the osculum? (A) keratin (B) hydrogen (C) Vibrissae (D) male gametes (E) melanin content (F) irritants (G) precipitation (H) water vapor


What are released into the surrounding water through the osculum?

Choices:
A. prokaryotic cells
B. precipitation
C. Vibrissae
D. water vapor
E. melanin content
F. male gametes
G. irritants
H. flagella

Answer: F

male gametes are released into the surrounding water through the osculum.

What are released into the surrounding water through the osculum? (A) prokaryotic cells (B) precipitation (C) Vibrissae (D) water vapor (E) melanin content (F) male gametes (G) irritants (H) flagella


What can cause enormous damage to vegetation and wildlife?

Choices:
A. Changing seasons
B. planes
C. Mild temperatures
D. mercury
E. Rich soil
F. lamphreys
G. Lightning
H. coliform

Answer: G

Bush and forest fires cause enormous damage to vegetation and wildlife.

Lightning can cause damage to vegetation and wildlife.

What can cause enormous damage to vegetation and wildlife? (A) Changing seasons (B) planes (C) Mild temperatures (D) mercury (E) Rich soil (F) lamphreys (G) Lightning (H) coliform


Choices:
A. the environment
B. rainstorms
C. destruction
D. visibility
E. thunder
F. the sun
G. The weather.
H. transportation

Answer: A

Forest fires are bad for the environment.

Lightning can be bad for the environment.

Lightning can be bad for what? (A) the environment (B) rainstorms (C) destruction (D) visibility (E) thunder (F) the sun (G) The weather. (H) transportation


What kind of weather can cause forest fires?

Choices:
A. blizzard
B. tornado
C. rain
D. a cold environment
E. Thunderstorm
F. tropical cyclone
G. heated by the sun
H. very complex

Answer: E

What kind of weather can cause forest fires? (A) blizzard (B) tornado (C) rain (D) a cold environment (E) Thunderstorm (F) tropical cyclone (G) heated by the sun (H) very complex


What can cause new growth and revitalization in a forest?

Choices:
A. flowers
B. a hosta
C. stardust
D. male gametes
E. contacts
F. hormones
G. internet connections
H. lightning

Answer: H

Like fire cleaning out a forest, it leads to new growth and revitalization.

Lightning can cause new growth and revitalization in a forest.

What can cause new growth and revitalization in a forest? (A) flowers (B) a hosta (C) stardust (D) male gametes (E) contacts (F) hormones (G) internet connections (H) lightning


Which weather event can cause forest fires?

Choices:
A. thunder storms
B. mud slides
C. Warmer temperatures
D. snow, ice, and rock
E. thermal expansion
F. very complex
G. humidity
H. snow storms

Answer: A

forest fires can be caused by thunder storms

Which weather event can cause forest fires? (A) thunder storms (B) mud slides (C) Warmer temperatures (D) snow, ice, and rock (E) thermal expansion (F) very complex (G) humidity (H) snow storms


Choices:
A. water
B. light
C. fires
D. matter
E. heat
F. magma
G. a hosta
H. magnets

Answer: C

Lightning, overall, is a major cause of fires.

what can lightning ignite? (A) water (B) light (C) fires (D) matter (E) heat (F) magma (G) a hosta (H) magnets


Choices:
A. movement
B. Lightning
C. Snow
D. road bends
E. Earthquake
F. lamphreys
G. Flood
H. moving plates

Answer: B

What causes wildfires? (A) movement (B) Lightning (C) Snow (D) road bends (E) Earthquake (F) lamphreys (G) Flood (H) moving plates


Choices:
A. snow
B. road bends
C. lightning
D. trucks
E. flooding
F. lamphreys
G. thunder
H. vehicle

Answer: C

What can cause a wild fire? (A) snow (B) road bends (C) lightning (D) trucks (E) flooding (F) lamphreys (G) thunder (H) vehicle


Choices:
A. Lightning
B. erosion
C. libraries
D. trucks
E. An airplane.
F. planes
G. priests
H. Car accidents

Answer: A

Until the town was destroyed by the forest fire.

What can destroy towns? (A) Lightning (B) erosion (C) libraries (D) trucks (E) An airplane. (F) planes (G) priests (H) Car accidents


Choices:
A. rain
B. snow
C. destruction
D. moon
E. heating
F. bad weather
G. road bends
H. lightning

Answer: H

What can cause a wildfire? (A) rain (B) snow (C) destruction (D) moon (E) heating (F) bad weather (G) road bends (H) lightning


Choices:
A. Chemicals
B. a metal
C. wildfire
D. Type O
E. acids
F. heat
G. storms
H. oaks

Answer: G

Summer storms kick up huge clouds of dust and lightning ignites brush fires.

What can cause fire in forests? (A) Chemicals (B) a metal (C) wildfire (D) Type O (E) acids (F) heat (G) storms (H) oaks


Choices:
A. trailers and boats
B. static electricity
C. plasma and formed elements
D. Being over land
E. thermal expansion
F. a surface not sterilized
G. microbes and mussels
H. Two or more sets of alleles

Answer: B

Static electricity is the cause of lightning.

Static electricity can cause a forest fire.

What can cause a forest fire? (A) trailers and boats (B) static electricity (C) plasma and formed elements (D) Being over land (E) thermal expansion (F) a surface not sterilized (G) microbes and mussels (H) Two or more sets of alleles


lightning can cause what to be destroyed

Choices:
A. cartilage
B. neurones
C. forests
D. our planet
E. damaging
F. rocks
G. wildfire
H. reefs

Answer: C

Forests are often at risk of being destroyed by forest fires.

lightning can cause forests to be destroyed

lightning can cause what to be destroyed  (A) cartilage (B) neurones (C) forests (D) our planet (E) damaging (F) rocks (G) wildfire (H) reefs


What about hearing changes depending on the material passed through?

Choices:
A. feedback mechanisms
B. animals with backbone
C. antigens that cause allergy
D. It's inherited from genes
E. the speed of hearing
F. Exposure to oxygen and water
G. melanin content
H. it increases

Answer: E

the type of material through which sound passes changes the speed at which sound travels

the speed of hearing changes depending on the material passed through

What about hearing changes depending on the material passed through? (A) feedback mechanisms (B) animals with backbone (C) antigens that cause allergy (D) It's inherited from genes (E) the speed of hearing (F) Exposure to oxygen and water (G) melanin content (H) it increases


the type of material through which sound passes changes the what?

Choices:
A. vibrating mass
B. occurs over a wide range
C. passage of time
D. relationship
E. rapid changes occur
F. 70-75 degrees Fahrenheit
G. sound vibrations
H. sound of silence

Answer: G

Sound vibrations travel at different speeds through different materials.

the type of material through which sound passes changes the sound vibrations

the type of material through which sound passes changes the what? (A) vibrating mass (B) occurs over a wide range (C) passage of time (D) relationship (E) rapid changes occur (F) 70-75 degrees Fahrenheit (G) sound vibrations (H) sound of silence


The type of material through which mechanical waves pass through changes what?

Choices:
A. trucks and cars
B. melanin content
C. their color
D. their flavor
E. travel
F. amount of heat
G. their beams
H. their speed

Answer: H

the type of material through which mechanical waves pass change the speed at which they travel

The type of material through which mechanical waves pass through changes what? (A) trucks and cars (B) melanin content (C) their color (D) their flavor (E) travel (F) amount of heat (G) their beams (H) their speed


what moves through different materials at different rates

Choices:
A. silk
B. Speed
C. food
D. corn
E. weater
F. colors
G. sound
H. metal

Answer: G

Sound moves through different materials at different rates

what moves through different materials at different rates (A) silk (B) Speed (C) food (D) corn (E) weater (F) colors (G) sound (H) metal


Choices:
A. Decreasing the volume
B. It's inherited from genes
C. islets of Langerhans
D. a surface not sterilized
E. Differences in speed
F. Speed of light not constant
G. trucks and cars
H. Natural magnetism

Answer: E

Refraction is the effect on a wave when there are changes in a medium.

Differences in the speed of sound cause sound waves to be refracted when passing between different media

What causes refraction of sound waves? (A) Decreasing the volume (B) It's inherited from genes (C) islets of Langerhans (D) a surface not sterilized (E) Differences in speed (F) Speed of light not constant (G) trucks and cars (H) Natural magnetism


What will happen when sound passes through a fibrous material?

Choices:
A. heating
B. friction
C. swelling nodes
D. protection
E. amount of heat
F. feedback
G. Slows down
H. Unsafe

Answer: G

On a molecular level, a fibrous material can also slow the speed of transmission of sound.

Sound passing through a fibrous material will slow down

What will happen when sound passes through a fibrous material? (A) heating (B) friction (C) swelling nodes (D) protection (E) amount of heat (F) feedback (G) Slows down (H) Unsafe


what passes through materials at different speeds?

Choices:
A. waves
B. vehicle
C. flying
D. animals
E. mercury
F. trucks
G. silk
H. Mohs

Answer: A

Sound, a type of energy, is produced by vibrations and travels in waves.

the type of material through which waves passes changes the speed at which waves move

what passes through materials at different speeds? (A) waves (B) vehicle (C) flying (D) animals (E) mercury (F) trucks (G) silk (H) Mohs


What does glucose make the pancreas secrete?

Choices:
A. Slows down
B. kinase
C. insulin
D. protein
E. ibuprofen
F. cells
G. minerals
H. enzymes

Answer: C

Negative feedback controls insulin secretion by the pancreas.

Glucose stimulates the pancreas to secrete insulin through negative feedback.

Glucose makes the pancreas secrete insulin.

What does glucose make the pancreas secrete? (A) Slows down (B) kinase (C) insulin (D) protein (E) ibuprofen (F) cells (G) minerals (H) enzymes


Feedback inhibition controls insulin secretion by what?

Choices:
A. prokaryotic cells
B. melanin amount
C. hypoglycemia
D. medication
E. humans
F. Pasteurization
G. pancreatic cancer
H. the pancreas

Answer: H

Feedback inhibition is an example of common biological control mechanism called negative feedback.

Feedback  inhibition controls insulin secretion by the pancreas.

Feedback inhibition controls insulin secretion by what? (A) prokaryotic cells (B) melanin amount (C) hypoglycemia (D) medication (E) humans (F) Pasteurization (G) pancreatic cancer (H) the pancreas


Choices:
A. interior chambers
B. more specialized
C. fluid connective tissue
D. antigens that cause allergy
E. where insulin is secreted
F. building blocks of organisms
G. close relatives of coral
H. in the vagina

Answer: E

Islet cells are located in the pancreas.

islet cells are located where insulin secretion happens

where are islet cells location? (A) interior chambers (B) more specialized (C) fluid connective tissue (D) antigens that cause allergy (E) where insulin is secreted (F) building blocks of organisms (G) close relatives of coral (H) in the vagina


Choices:
A. tissue
B. cells
C. plankton
D. sea anemones
E. cartilage
F. chondrocytes
G. fish
H. squid

Answer: C

Diet Filter feeders, they eat krill and plankton.

Sponges eat (A) tissue (B) cells (C) plankton (D) sea anemones (E) cartilage (F) chondrocytes (G) fish (H) squid


Choices:
A. humans
B. coliform
C. filter feeders
D. damaging
E. arachnids
F. fire creators
G. ecosystems
H. rock eaters

Answer: C

Bottom dwelling organisms such as coral, urchins, and sponges provide a colorful backdrop.

bottom dwelling organisms can be filter feeders

What can bottom dwelling organisms be? (A) humans (B) coliform (C) filter feeders (D) damaging (E) arachnids (F) fire creators (G) ecosystems (H) rock eaters


Choices:
A. sponges
B. Therapsids
C. aquatic
D. humans
E. h2o
F. protozoa
G. plants
H. food

Answer: A

what eats krill and plankton (A) sponges (B) Therapsids (C) aquatic (D) humans (E) h2o (F) protozoa (G) plants (H) food


What eats by trapping and filtering out food as water passes by?

Choices:
A. Humans
B. lizards
C. Therapsids
D. jellyfish
E. Cows
F. Sponges
G. Mosquitos
H. lamphreys

Answer: F

Clams are filter feeders and thus trap and filter out their food as the water passes by.

Sponges trap and filter out food as water passes by

What eats by trapping and filtering out food as water passes by? (A) Humans (B) lizards (C) Therapsids (D) jellyfish (E) Cows (F) Sponges (G) Mosquitos (H) lamphreys


Choices:
A. animals
B. matter
C. crime
D. water
E. tissue
F. retina
G. skin
H. mud

Answer: D

Since mussels are filter-feeders, they clean water as they feed.

What do sponges clean? (A) animals (B) matter (C) crime (D) water (E) tissue (F) retina (G) skin (H) mud


Choices:
A. ecosystems
B. sharks
C. cats
D. fish
E. arachnids
F. horses
G. lamphreys
H. sponges

Answer: H

What cleans the water as it feeds? (A) ecosystems (B) sharks (C) cats (D) fish (E) arachnids (F) horses (G) lamphreys (H) sponges


Sponges trap and filter out their what as the water passes by.

Choices:
A. gemmules
B. snails
C. mucus
D. Worms
E. matter
F. eggs
G. food
H. marine

Answer: G

Sponges trap and filter out their food as the water passes by.

Sponges trap and filter out their what as the water passes by. (A) gemmules (B) snails (C) mucus (D) Worms (E) matter (F) eggs (G) food (H) marine


Choices:
A. krill and plankton
B. h2o
C. holding nutrients
D. close relatives of coral
E. nothing - never eat
F. surf and turf
G. cartilage
H. where there's fewer animals

Answer: A

Sponges eat primarily (A) krill and plankton (B) h2o (C) holding nutrients (D) close relatives of coral (E) nothing - never eat (F) surf and turf (G) cartilage (H) where there's fewer animals


Choices:
A. reefs
B. trees
C. aquatic
D. matter
E. dirt
F. retina
G. snails
H. water

Answer: H

What do sponges clean? (A) reefs (B) trees (C) aquatic (D) matter (E) dirt (F) retina (G) snails (H) water


What eats in a similar way to a baleen whale?

Choices:
A. paramecium
B. a sponge
C. prokaryotes
D. angiosperm
E. animals
F. weater
G. a producer
H. lynx

Answer: B

Baleen whales and sponges eat in similar ways.

What eats in a similar way to a baleen whale? (A) paramecium (B) a sponge (C) prokaryotes (D) angiosperm (E) animals (F) weater (G) a producer (H) lynx


Choices:
A. mutualism
B. gravity
C. communication
D. antigens
E. several genes
F. space between
G. electrons
H. german shepherd

Answer: A

Mutualism is a symbiotic relationship in which both species benefit.

mutualism exists between dogs and humans

what exists between dogs and humans? (A) mutualism (B) gravity (C) communication (D) antigens (E) several genes (F) space between (G) electrons (H) german shepherd


Domestication of what is an example of Mutualism

Choices:
A. minerals
B. farms
C. homes
D. lamphreys
E. trees
F. angiosperm
G. mammals
H. animals

Answer: H

Domestication of animals is an example of a symbiotic relationship.

Domestication of animals is an example of Mutualism

Domestication of what is an example of Mutualism (A) minerals (B) farms (C) homes (D) lamphreys (E) trees (F) angiosperm (G) mammals (H) animals


Choices:
A. mold growth
B. nucleotides composing polymers
C. occurs over a wide range
D. viruses
E. inherited antigens + antibody
F. parasites
G. domestication of animals
H. communication

Answer: G

Domestication of animals is an example of mutualism

An example of mutualism is (A) mold growth (B) nucleotides composing polymers (C) occurs over a wide range (D) viruses (E) inherited antigens + antibody (F) parasites (G) domestication of animals (H) communication


The interaction between coral and alga is an example of _.

Choices:
A. Synchronous
B. communication
C. competition
D. coelenterates
E. predation
F. friction
G. damaging
H. mutualism

Answer: H

Coral and alga have a symbiotic relationship.

The interaction between coral and alga is an example of mutualism.

The interaction between coral and alga is an example of _. (A) Synchronous (B) communication (C) competition (D) coelenterates (E) predation (F) friction (G) damaging (H) mutualism


a symbiotic relationship is an association between two different species which benefits what?

Choices:
A. no species
B. humans
C. sponges
D. trees and flowers
E. prokaryotic cells
F. extinct species
G. Flowers
H. each species

Answer: H

Mutualism is an association between two different species which benefits each species.

a symbiotic relationship is an association between two different species which benefits each species

a symbiotic relationship is an association between two different species which benefits what? (A) no species (B) humans (C) sponges (D) trees and flowers (E) prokaryotic cells (F) extinct species (G) Flowers (H) each species


A symbiotic relationship in which both living beings benefit is called what?

Choices:
A. Pacific
B. Synchronous
C. social
D. amebiasis
E. mutualism
F. couple
G. flora and fauna
H. gut flora

Answer: E

Out of the 8,400,000 different species of living beings, there are 400,000 human species.

Mutualism is a symbiotic relationship in which both living beings benefit.

A symbiotic relationship in which both living beings benefit is called what? (A) Pacific (B) Synchronous (C) social (D) amebiasis (E) mutualism (F) couple (G) flora and fauna (H) gut flora


Choices:
A. sea anemones
B. close relatives of coral
C. non-bacterial prokaryotes
D. antigens that cause allergy
E. microbes and mussels
F. tetraceratops
G. eukaryotic cells
H. angiosperm

Answer: E

Symbiotic microbes live in the mussels' gills.

Mutualism is a relationship like that of microbes and mussels in which both species benefit.

Which has a mutualism relationship? (A) sea anemones (B) close relatives of coral (C) non-bacterial prokaryotes (D) antigens that cause allergy (E) microbes and mussels (F) tetraceratops (G) eukaryotic cells (H) angiosperm


Choices:
A. melanin amount
B. some anthozoans
C. coral and alga
D. communication
E. unicellular organisms
F. trees and flowers
G. prokaryotic cells
H. jellyfish

Answer: C

coral and alga both benefit from mutualism

what both benefit from mutualism? (A) melanin amount (B) some anthozoans (C) coral and alga (D) communication (E) unicellular organisms (F) trees and flowers (G) prokaryotic cells (H) jellyfish


What is something that adds complexity to species interactions?

Choices:
A. sea anemones
B. vibration
C. animals
D. pigmentation
E. anemones
F. several genes
G. mutualism
H. sponges

Answer: G

Symbiotic relationships are common and add to the complexity of species interactions.

Mutualism adds to the complexity of species interactions.

What is something that adds complexity to species interactions? (A) sea anemones (B) vibration (C) animals (D) pigmentation (E) anemones (F) several genes (G) mutualism (H) sponges


Choices:
A. To survive in their environment
B. help other species benefit
C. occurs over a wide range
D. animals with backbone
E. transportation
F. measure of motion
G. communication
H. change an ecosystem

Answer: B

Males have individual territories Has mutually beneficial symbiotic relationship with oxpecker bird.

oxpecker birds help other species benefit

What do oxpecker birds do? (A) To survive in their environment (B) help other species benefit (C) occurs over a wide range (D) animals with backbone (E) transportation (F) measure of motion (G) communication (H) change an ecosystem


cucumbers and what possess a mutualism in which both species benefit?

Choices:
A. marine
B. trees
C. food
D. ferns
E. corn
F. lynx
G. plant
H. weater

Answer: E

Another symbiotic relationship is found with cucumbers and corn.

cucumbers and corn possess a mutualism in which both species benefit.

cucumbers and what possess a mutualism in which both species benefit? (A) marine (B) trees (C) food (D) ferns (E) corn (F) lynx (G) plant (H) weater


what happens in the last stage of life before adulthood

Choices:
A. menopause
B. people mutate
C. fetal development
D. occurs over a wide range
E. tissue made of chondrocytes
F. rapid changes occur
G. death occurs
H. Ages 0 to 3

Answer: F

Adolescence is the last stage of life before adulthood.

Adolescence Moving into adolescence, rapid changes occur.

rapid changes occur in the last stage of life before adulthood

what happens in the last stage of life before adulthood (A) menopause (B) people mutate (C) fetal development (D) occurs over a wide range (E) tissue made of chondrocytes (F) rapid changes occur (G) death occurs (H) Ages 0 to 3


The last stage of life before adulthood begins with

Choices:
A. 22 months
B. prenatal
C. infancy
D. late childhood
E. angiosperm
F. Pregnancy
G. hormones
H. puberty

Answer: H

the last stage of life before adulthood begins with puberty.

The last stage of life before adulthood begins with (A) 22 months (B) prenatal (C) infancy (D) late childhood (E) angiosperm (F) Pregnancy (G) hormones (H) puberty


what is the last stage like before adulthood?

Choices:
A. some anthozoans
B. very simple
C. Pasteurization
D. prokaryotic cells
E. death
F. very complex
G. Slows down
H. non-existent

Answer: F

Life is very complex for the adolescent.

the last stage of life before adulthood is very complex

what is the last stage like before adulthood? (A) some anthozoans (B) very simple (C) Pasteurization (D) prokaryotic cells (E) death (F) very complex (G) Slows down (H) non-existent


Choices:
A. before
B. becoming a parent
C. Pregnancy
D. infection
E. fever
F. winter
G. puberty
H. 30 birthdays

Answer: G

For many, adolescence is synonymous with puberty.

Soon after puberty, the adult life stage begins.

What precedes the adult life stage? (A) before (B) becoming a parent (C) Pregnancy (D) infection (E) fever (F) winter (G) puberty (H) 30 birthdays


The last stage of life before adulthood begins with

Choices:
A. angiosperm
B. 22 months
C. pre-adolescence
D. infancy
E. neonatal
F. Pregnancy
G. puberty
H. menopause

Answer: G

Puberty begins the last stage of life before adulthood.

The last stage of life before adulthood begins with (A) angiosperm (B) 22 months (C) pre-adolescence (D) infancy (E) neonatal (F) Pregnancy (G) puberty (H) menopause


What does the last stage of life before adulthood begin with?

Choices:
A. sexual reproduction
B. puberty
C. infancy
D. death
E. hormones
F. 22 months
G. vorticella
H. Pregnancy

Answer: B

the last stage of life before adulthood begins with puberty

What does the last stage of life before adulthood begin with? (A) sexual reproduction (B) puberty (C) infancy (D) death (E) hormones (F) 22 months (G) vorticella (H) Pregnancy


What is a pivotal later stage of human development?

Choices:
A. It's inherited from genes
B. Extensive bone growth
C. period after birth
D. during puberty
E. specialized cells
F. fetal development
G. where insulin is secreted
H. last stage before adulthood

Answer: H

Adolescence is a pivotal stage of human development.

the last stage before adulthood is a pivotal later stage of human development.

What is a pivotal later stage of human development? (A) It's inherited from genes (B) Extensive bone growth (C) period after birth (D) during puberty (E) specialized cells (F) fetal development (G) where insulin is secreted (H) last stage before adulthood


Choices:
A. crazy time
B. drastically
C. Unsafe
D. trait
E. 86400
F. expression
G. permanent
H. Slows down

Answer: A

Adolescence is a fascinating and crazy time of life.

Adolescence is a crazy time before adulthood

Adolescence is a what before adulthood? (A) crazy time (B) drastically (C) Unsafe (D) trait (E) 86400 (F) expression (G) permanent (H) Slows down


Choices:
A. trees and flowers
B. revolutions
C. evolutionary past of organisms
D. antigens that cause allergy
E. Amount of melanin
F. humans
G. the strength and magnitude of an earthquake
H. h2o

Answer: C

Phylogeny is the evolutionary history of a group of related organisms.

Classification can be based on phylogeny.

classification can be based in the evolutionary history of a group of related organisms

what can classification be based on? (A) trees and flowers (B) revolutions (C) evolutionary past of organisms (D) antigens that cause allergy (E) Amount of melanin (F) humans (G) the strength and magnitude of an earthquake (H) h2o


Phylogeny is the history and organic diversity of what?

Choices:
A. unicellular organisms
B. unrelated organisms
C. evolved areas
D. unrelated events
E. one-celled animals
F. trees and flowers
G. related organisms
H. ecosystems

Answer: G

Much of evolutionary biology involves the history of organic diversity.

Phylogeny is the history and organic diversity of related organisms

Phylogeny is the history and organic diversity of what? (A) unicellular organisms (B) unrelated organisms (C) evolved areas (D) unrelated events (E) one-celled animals (F) trees and flowers (G) related organisms (H) ecosystems


Choices:
A. habitat
B. antigens that cause allergy
C. intervertebrate
D. evolutionary history
E. protein foreign to the body.
F. nucleotides composing polymers
G. melanin content
H. vertebrate

Answer: D

Metazoan phylogeny Phylogeny of phyla is poorly understood.

The evolutionary history of metazoas is poorly understood.

What is poorly understood for metazoas? (A) habitat (B) antigens that cause allergy (C) intervertebrate (D) evolutionary history (E) protein foreign to the body. (F) nucleotides composing polymers (G) melanin content (H) vertebrate


Which of the following can explain the evolutionary part of organism's environment?

Choices:
A. Philosophy
B. seasonal
C. Climate
D. Communication
E. Galaxy
F. several
G. prokaryotes
H. Phylogeny

Answer: H

An organism's behavior is related to the organism's environment.

Phylogeny may explain the evolutionary part of organism's environment.

Which of the following can explain the evolutionary part of organism's environment? (A) Philosophy (B) seasonal (C) Climate (D) Communication (E) Galaxy (F) several (G) prokaryotes (H) Phylogeny


Choices:
A. most diverse organism group
B. single cell microorganisms
C. microscopic organisms
D. some prokaryotes
E. unicellular organisms
F. aquatic organisms
G. single celled organisms
H. a group of related organisms

Answer: H

What is a phyla? (A) most diverse organism group (B) single cell microorganisms (C) microscopic organisms (D) some prokaryotes (E) unicellular organisms (F) aquatic organisms (G) single celled organisms (H) a group of related organisms


Speedometers give drivers feedback on what part of their vehicle?

Choices:
A. 295 degrees Kelvin
B. safe operation
C. how they move
D. time of miles
E. rapid changes occur
F. safe driving
G. miles per hour
H. quickness of wipers

Answer: G

a speedometer is used for giving a driver feedback on the speed of their vehicle

Speed is in miles per hour and distance is in miles with yards as a sub-measure.

Speedometers are used to give a driver feedback on how many miles per hour their vehicle goes.

Speedometers give drivers feedback on what part of their vehicle? (A) 295 degrees Kelvin (B) safe operation (C) how they move (D) time of miles (E) rapid changes occur (F) safe driving (G) miles per hour (H) quickness of wipers


Choices:
A. gas usage
B. local weather conditions
C. 295 degrees Kelvin
D. the rate of travel
E. occurs over a wide range
F. temperature
G. vibrations
H. 70-75 degrees Fahrenheit

Answer: D

Odometers and speedometers measure distance and speed.

a speedometer measures the rate of travel

What does a speedometer measure? (A) gas usage (B) local weather conditions (C) 295 degrees Kelvin (D) the rate of travel (E) occurs over a wide range (F) temperature (G) vibrations (H) 70-75 degrees Fahrenheit


what does a speedometer give a driver of a vehicle feedback about?

Choices:
A. measure of motion
B. 70-75 degrees Fahrenheit
C. rapid changes occur
D. occurs over a wide range
E. Car accidents
F. battery power
G. oil levels
H. radio frequency

Answer: A

a speedometer is used for giving a driver feedback on the measure of motion of their vehicle

what does a speedometer give a driver of a vehicle feedback about? (A) measure of motion (B) 70-75 degrees Fahrenheit (C) rapid changes occur (D) occurs over a wide range (E) Car accidents (F) battery power (G) oil levels (H) radio frequency


What does a vehicle's speedometer show the driver?

Choices:
A. wind
B. gauge
C. 17
D. MPH
E. thermometer
F. 100
G. barometer
H. Mohs

Answer: D

Speedometer now shows maximum speed of 90 mph.

speedometer shows the driver the vehicle's MPH

What does a vehicle's speedometer show the driver? (A) wind (B) gauge (C) 17 (D) MPH (E) thermometer (F) 100 (G) barometer (H) Mohs


what can a speedometer help drivers navigate?

Choices:
A. right
B. melanin amount
C. h2o
D. lamphreys
E. road bends
F. the environment
G. melanin content
H. Being over land

Answer: E

a speedometer can help a driver navigate road bends

what can a speedometer help drivers navigate? (A) right (B) melanin amount (C) h2o (D) lamphreys (E) road bends (F) the environment (G) melanin content (H) Being over land


What does a speedometer measure when travelling in a vehicle?

Choices:
A. velocity
B. calibrated
C. mileage
D. Seisometers
E. direction
F. navigation
G. it increases
H. key element

Answer: A

A speedometer is used for giving feedback on the velocity of a vehicle.

What does a speedometer measure when travelling in a vehicle? (A) velocity (B) calibrated (C) mileage (D) Seisometers (E) direction (F) navigation (G) it increases (H) key element


What device gives similar information to a speedometer?

Choices:
A. tire size
B. Seisometers
C. radar gun
D. calibrated
E. fuel gauge
F. odometer
G. lamphreys
H. weater

Answer: C

A speedometer should give the same reading as radar.

What device gives similar information to a speedometer? (A) tire size (B) Seisometers (C) radar gun (D) calibrated (E) fuel gauge (F) odometer (G) lamphreys (H) weater


Choices:
A. time
B. distance
C. visibility
D. backbones
E. male gametes
F. antigens
G. speed
H. calibrated

Answer: B

an odometer is used to measures distances

what does an odometer measure? (A) time (B) distance (C) visibility (D) backbones (E) male gametes (F) antigens (G) speed (H) calibrated


Choices:
A. visibility
B. a ruler
C. a speedometer
D. tetraceratops
E. lamphreys
F. 295 degrees Kelvin
G. a microscope
H. a barometer

Answer: C

Average vehicle speed rises by only 0.3 miles per hour.

What measures miles per hour? (A) visibility (B) a ruler (C) a speedometer (D) tetraceratops (E) lamphreys (F) 295 degrees Kelvin (G) a microscope (H) a barometer


What does a car driver get feedback of the speed of their car on?

Choices:
A. odometer
B. safe operation
C. Otoacoustic
D. speedometer
E. how they move
F. it increases
G. thermometer
H. lamphreys

Answer: D

Cars are vehicles and trucks are vehicles.

A driver feeds feedback on the speed of their car with a speedometer.

What does a car driver get feedback of the speed of their car on? (A) odometer (B) safe operation (C) Otoacoustic (D) speedometer (E) how they move (F) it increases (G) thermometer (H) lamphreys


Choices:
A. Differences in speed
B. feedback mechanisms
C. Decimal fractions
D. transportation
E. How fast a vehicle is going
F. Driver's skill
G. Distance
H. How much gas a vehicle used

Answer: E

A speedometer tells the driver how fast the vehicle is going

What does a speedometer measure? (A) Differences in speed (B) feedback mechanisms (C) Decimal fractions (D) transportation (E) How fast a vehicle is going (F) Driver's skill (G) Distance (H) How much gas a vehicle used


What does a driver use a speedomerter for.

Choices:
A. To survive in their environment
B. to monitor his fuel
C. how they move
D. to avoid getting a ticket
E. velocity and intent.
F. check the engine
G. ejaculate is carried
H. Seconds and minutes

Answer: D

Certainly, no driver wants to get a speeding ticket.

A driver uses a speedometer to avoid getting a ticket.

What does a driver use a speedomerter for. (A) To survive in their environment (B) to monitor his fuel (C) how they move (D) to avoid getting a ticket (E) velocity and intent. (F) check the engine (G) ejaculate is carried (H) Seconds and minutes


Which tool can help a driver prevent accidents?

Choices:
A. speedometer
B. lamphreys
C. gas meter
D. safe driving
E. weater
F. safe operation
G. the cervix
H. potassium

Answer: A

Excessive speed is a factor in many accidents.

A speedometer can help prevent accidents.

Which tool can help a driver prevent accidents? (A) speedometer (B) lamphreys (C) gas meter (D) safe driving (E) weater (F) safe operation (G) the cervix (H) potassium


what is a speedometer used by for giving a driver feedback on speed?

Choices:
A. 86400
B. lynx
C. as a base
D. lamphreys
E. humans
F. weater
G. trucks
H. Type O

Answer: G

a speedometer is used for giving a driver feedback on the speed of their truck

what is a speedometer used by for giving a driver feedback on speed? (A) 86400 (B) lynx (C) as a base (D) lamphreys (E) humans (F) weater (G) trucks (H) Type O


A polar bear does what to survive in its environment?

Choices:
A. protection
B. homeostasis
C. aquatic
D. grows fur
E. loses sleep
F. sheds skin
G. eats ants
H. flying

Answer: D

a polar bear requires a cold environment

Polar bears grow fur to survive in the cold.

A polar bear grows fur to survive in its environment

A polar bear does what to survive in its environment? (A) protection (B) homeostasis (C) aquatic (D) grows fur (E) loses sleep (F) sheds skin (G) eats ants (H) flying


Choices:
A. islets of Langerhans
B. on the ocean floor
C. aquatic animals
D. in outer space
E. holding nutrients
F. unicellular organisms
G. a cold environment
H. the desert

Answer: G

Seals live where? (A) islets of Langerhans (B) on the ocean floor (C) aquatic animals (D) in outer space (E) holding nutrients (F) unicellular organisms (G) a cold environment (H) the desert


Why do polar bears have two layers of fur?

Choices:
A. 70-75 degrees Fahrenheit
B. Prevent injuries
C. To survive in their environment
D. Amount of melanin
E. To stay cold
F. Ultraviolet shielding
G. protective plates
H. To help them swim faster

Answer: C

Polar bears have two layers of fur for further protection from the cold.

Polar bears have two layers of fur to live in their environment

Why do polar bears have two layers of fur? (A) 70-75 degrees Fahrenheit (B) Prevent injuries (C) To survive in their environment (D) Amount of melanin (E) To stay cold (F) Ultraviolet shielding (G) protective plates (H) To help them swim faster


What is the temperature like in the Arctic?

Choices:
A. Cold
B. Warm
C. heat
D. Rainy
E. Humid
F. 86400
G. Unsafe
H. distal

Answer: A

What is the temperature like in the Arctic? (A) Cold (B) Warm (C) heat (D) Rainy (E) Humid (F) 86400 (G) Unsafe (H) distal


Choices:
A. tropical
B. Climate
C. aquatic
D. forested
E. jungle
F. skin
G. food
H. winter

Answer: H

Cold weather, it is winter and it is snowing.

Polar bears require a winter environment with snow.

Polar bears require what environment? (A) tropical (B) Climate (C) aquatic (D) forested (E) jungle (F) skin (G) food (H) winter


What animal lives in a similar climate to polar bears?

Choices:
A. lion
B. lemurs
C. Mohs
D. lynx
E. cows
F. house cat
G. humans
H. marine

Answer: D

Lynx and polar bears have similar climate requirements.

What animal lives in a similar climate to polar bears? (A) lion (B) lemurs (C) Mohs (D) lynx (E) cows (F) house cat (G) humans (H) marine


Choices:
A. in unnatural habitats
B. aquatic
C. in volcanoes
D. log cabins
E. in deserts
F. the Arctic
G. Being over land
H. the environment

Answer: F

Arctic air masses are exceedingly cold, with the Arctic Ocean as their source region.

Where can polar bears live? (A) in unnatural habitats (B) aquatic (C) in volcanoes (D) log cabins (E) in deserts (F) the Arctic (G) Being over land (H) the environment


A hurricane loses heat and moisture as what part of it decreases?

Choices:
A. color
B. rain
C. flagella
D. shape
E. Low pressure
F. strength
G. rainfall
H. sound

Answer: F

when a hurricane moves over land , that hurricane will decrease in strength

When a hurricane hits land, it loses heat and moisture and weakens.

As a hurricane decreases in strength, it loses heat and moisture.

A hurricane loses heat and moisture as what part of it decreases? (A) color (B) rain (C) flagella (D) shape (E) Low pressure (F) strength (G) rainfall (H) sound


When will a hurricane lose its strength?

Choices:
A. occurs over a wide range
B. the rate of travel
C. gas spreads in the air
D. last stage before adulthood
E. when it goes over a lake
F. when it passes over a continent
G. when it goes over a stream
H. when it stalls in an ocean

Answer: F

Large bodies of land are called continents.

When hurricanes move over continents, their strength decreases.

When will a hurricane lose its strength? (A) occurs over a wide range (B) the rate of travel (C) gas spreads in the air (D) last stage before adulthood (E) when it goes over a lake (F) when it passes over a continent (G) when it goes over a stream (H) when it stalls in an ocean


Choices:
A. Stronger winds
B. rapid changes occur
C. Tornadoes
D. Differences in speed
E. amount of heat
F. Being over land
G. chemical messengers
H. Warm water

Answer: F

Hurricanes grow strength from warm waters.

Hurricanes are worse over warm water and weaker over land

What makes a hurricane weaker? (A) Stronger winds (B) rapid changes occur (C) Tornadoes (D) Differences in speed (E) amount of heat (F) Being over land (G) chemical messengers (H) Warm water


When might a hurricane drop on the Saffir-Simpson scale?

Choices:
A. 70-75 degrees Fahrenheit
B. stormy weather
C. precipitation
D. 295 degrees Kelvin
E. moving over land
F. when it gains strength
G. when it gets named
H. strengthening

Answer: E

Hurricanes are divided into five categories of strength based on the Saffir-Simpson scale .

When a hurricane moves over land it drops on the Saffir-Simpson scale.

When might a hurricane drop on the Saffir-Simpson scale? (A) 70-75 degrees Fahrenheit (B) stormy weather (C) precipitation (D) 295 degrees Kelvin (E) moving over land (F) when it gains strength (G) when it gets named (H) strengthening


what decreases in strength as the move over land?

Choices:
A. clouds
B. trucks and cars
C. soil
D. single cell microorganisms
E. 70-75 degrees Fahrenheit
F. detritus and detrital organism
G. extremely dangerous storms
H. weathering

Answer: G

Hurricanes are extremely dangerous storms.

when extremely dangerous storms move over land, they decrease in strength

what decreases in strength as the move over land? (A) clouds (B) trucks and cars (C) soil (D) single cell microorganisms (E) 70-75 degrees Fahrenheit (F) detritus and detrital organism (G) extremely dangerous storms (H) weathering


What happens when a hurricane formed in warm tropical thunder reach ground?

Choices:
A. increase acelleration
B. amount of heat
C. divide and intensify
D. Extremes of temperature
E. decrease strength
F. sound vibrations
G. gas spreads in the air
H. occurs over a wide range

Answer: E

Hurricanes form over the warm tropical water in ocean and die down when they move over land.

hurricanes form over the warm tropical water in ocean decrease strength on ground

What happens when a hurricane formed in warm tropical thunder reach ground?  (A) increase acelleration (B) amount of heat (C) divide and intensify (D) Extremes of temperature (E) decrease strength (F) sound vibrations (G) gas spreads in the air (H) occurs over a wide range


what decreases in strength when it moves over land?

Choices:
A. rapid changes occur
B. 70-75 degrees Fahrenheit
C. tropical cyclone
D. black widows
E. snow, ice, and rock
F. amount of heat
G. melanin amount
H. trucks and cars

Answer: C

Hurricanes A hurricane is a type of tropical cyclone.

when a tropical cyclone moves over land, it will decrease in strength

what decreases in strength when it moves over land? (A) rapid changes occur (B) 70-75 degrees Fahrenheit (C) tropical cyclone (D) black widows (E) snow, ice, and rock (F) amount of heat (G) melanin amount (H) trucks and cars


What delivers oxygen and nutrients to other tissues?

Choices:
A. Eyes
B. cells
C. Blood
D. humans
E. liver
F. lymph
G. Lungs
H. Oxygen

Answer: C

Blood is a connective tissue and it carries and delivers oxygen and nutrient to tissues.

Blood is a fluid tissue that delivers oxygen and nutrients to other tissues

What delivers oxygen and nutrients to other tissues? (A) Eyes (B) cells (C) Blood (D) humans (E) liver (F) lymph (G) Lungs (H) Oxygen


A visco-elastic substance in the body is

Choices:
A. fluid
B. blood
C. fat
D. osculum
E. finger nails
F. smooth
G. bone
H. teeth

Answer: B

Connective tissue is classed as visco-elastic.

A visco-elastic substance in the body is (A) fluid (B) blood (C) fat (D) osculum (E) finger nails (F) smooth (G) bone (H) teeth


Choices:
A. antigens that cause allergy
B. magnetic fields
C. melanin content
D. Two or more sets of alleles
E. higher ultraviolet  radiation
F. fluid connective tissue
G. ejaculate is carried
H. kidneys

Answer: F

fluid connective tissue is pulsed through the body

what is pulsed through the body? (A) antigens that cause allergy (B) magnetic fields (C) melanin content (D) Two or more sets of alleles (E) higher ultraviolet  radiation (F) fluid connective tissue (G) ejaculate is carried (H) kidneys