Choices:
A. cilia
B. osculum
C. seconds
D. goggles
E. distance
F. Pupils
G. intensity
H. glasses

Answer: F

What does seeing require? (A) cilia (B) osculum (C) seconds (D) goggles (E) distance (F) Pupils (G) intensity (H) glasses


Choices:
A. minuscule details
B. between cells
C. as a base
D. well-rounded peaks
E. 295 degrees Kelvin
F. visibility
G. space between
H. microscopic items

Answer: G

A meter stick is used to measure the space between.

a meter stick is used to measure distance

Spacings are on center measurements, or the distance between each plant.

A meter stick is used to measure what? (A) minuscule details (B) between cells (C) as a base (D) well-rounded peaks (E) 295 degrees Kelvin (F) visibility (G) space between (H) microscopic items


Choices:
A. meter stick
B. football field
C. tetraceratops
D. visibility
E. weater
F. U.S. customary units
G. horses
H. lamphreys

Answer: A

Depths and distances are represented in meters.

What measures a meter? (A) meter stick (B) football field (C) tetraceratops (D) visibility (E) weater (F) U.S. customary units (G) horses (H) lamphreys


Choices:
A. as a base
B. measuring device
C. flexible
D. metronome
E. centimeters
F. weapon
G. With feedback loops
H. rapid changes occur

Answer: B

Measure distances using a measuring device.

what is a meter stick? (A) as a base (B) measuring device (C) flexible (D) metronome (E) centimeters (F) weapon (G) With feedback loops (H) rapid changes occur


The path between the boat brokerages and dealership locations is measured by a what

Choices:
A. backbones
B. vibration
C. level
D. meter stick
E. eyesight
F. telescope
G. Being over land
H. inches

Answer: D

The path between the boat brokerages and dealership locations is measured by a meter stick

Boat brokerages and dealerships are located within walking distance.

The path between the boat brokerages and dealership locations is measured by a what (A) backbones (B) vibration (C) level (D) meter stick (E) eyesight (F) telescope (G) Being over land (H) inches


Choices:
A. inches
B. hard tissue
C. Distance
D. Weight
E. Mass
F. as a base
G. strength
H. Force

Answer: C

Meter sticks have units called centimeters and millimeters.

Centimeters and millimeters are units of distance.

What does a centimeter measure? (A) inches (B) hard tissue (C) Distance (D) Weight (E) Mass (F) as a base (G) strength (H) Force


Choices:
A. tetraceratops
B. sunlight
C. graduated cylinder
D. animals
E. as a base
F. yard stick
G. meter stick
H. lamphreys

Answer: G

All distances are in meters , by the way.

What measures meters? (A) tetraceratops (B) sunlight (C) graduated cylinder (D) animals (E) as a base (F) yard stick (G) meter stick (H) lamphreys


what is used to measure between a person and an object

Choices:
A. odometer
B. meter stick
C. radar
D. intelligence
E. Communication
F. speedometer
G. how they move
H. strength

Answer: B

Each person is placed at a different distance from the object.

a meter stick is used to measure between a person and an object

what is used to measure between a person and an object (A) odometer (B) meter stick (C) radar (D) intelligence (E) Communication (F) speedometer (G) how they move (H) strength


Choices:
A. feet
B. 16
C. 17
D. 100
E. hole
F. inches
G. bar
H. weight

Answer: D

how many cm in a meter? (A) feet (B) 16 (C) 17 (D) 100 (E) hole (F) inches (G) bar (H) weight


Choices:
A. friction
B. distance
C. sub-atomic distance
D. visibility
E. asynchronous distance
F. strength
G. rainfall
H. vibration

Answer: B

A 100 cm stick is used to measure distance.

A 100 cm stick is used to measure what? (A) friction (B) distance (C) sub-atomic distance (D) visibility (E) asynchronous distance (F) strength (G) rainfall (H) vibration


a meter stick is used to measure what between things?

Choices:
A. volume
B. space
C. seconds
D. speed
E. light
F. weight
G. MPH
H. time

Answer: B

a meter stick is used to measure space between things

a meter stick is used to measure what between things? (A) volume (B) space (C) seconds (D) speed (E) light (F) weight (G) MPH (H) time


Choices:
A. scale
B. weater
C. beaker
D. inches
E. meter stick
F. thermometer
G. lamphreys
H. a hosta

Answer: E

Length refers to both the time of the ride and the distances available.

A meter stick is used to measure length.

What tool is used to measure length? (A) scale (B) weater (C) beaker (D) inches (E) meter stick (F) thermometer (G) lamphreys (H) a hosta


Choices:
A. lamphreys
B. a graduated cylinder
C. a metal
D. nutritious fluid
E. a barometer
F. a microscope
G. a meter stick
H. snow, ice, and rock

Answer: G

a meter stick can be used to measure feet

What can be used to measure feet? (A) lamphreys (B) a graduated cylinder (C) a metal (D) nutritious fluid (E) a barometer (F) a microscope (G) a meter stick (H) snow, ice, and rock


What often calculates how far it is between one point to another?

Choices:
A. inches
B. measuring cup
C. chronograph
D. Cladistics
E. meter stick
F. Therapsids
G. Plate tectonics
H. chronometer

Answer: E

How transaction measurements are calculated.

a meter stick is used to calculate distance

What often calculates how far it is between one point to another? (A) inches (B) measuring cup (C) chronograph (D) Cladistics (E) meter stick (F) Therapsids (G) Plate tectonics (H) chronometer


Choices:
A. Ice
B. storms
C. Warmth
D. Thunderstorms
E. Chemicals
F. A hurricane
G. The sun
H. bad weather

Answer: E

Loss of ozone has created an ozone hole over Antarctica.

Scientists know that ozone-destroying industrial chemicals are the major cause of ozone loss.

Chemicals created a hole in the ozone over Antarctica

What creates a hole in the ozone? (A) Ice (B) storms (C) Warmth (D) Thunderstorms (E) Chemicals (F) A hurricane (G) The sun (H) bad weather


Choices:
A. irritants
B. bad weather
C. Car accidents
D. ozone hole
E. rain
F. A hurricane
G. stormy weather
H. destroyed crops

Answer: D

Antarctica's ozone layer is threatened by depletion.

What can loss of ozone lead to? (A) irritants (B) bad weather (C) Car accidents (D) ozone hole (E) rain (F) A hurricane (G) stormy weather (H) destroyed crops


Global warming has created an ozone what?

Choices:
A. layer
B. hole
C. heat
D. film
E. death
F. gas
G. documentary
H. stormy

Answer: B

Another sign of global warming is a hole in the ozone layer over Antarctica.

Global warming has created an ozone hole

Global warming has created an ozone what? (A) layer (B) hole (C) heat (D) film (E) death (F) gas (G) documentary (H) stormy


Choices:
A. Global warming
B. air pollution
C. Cold weather
D. religion
E. erosion
F. change an ecosystem
G. destroyed crops
H. patch

Answer: A

a hole over antarctica causes global warming

What does a hole over Antarctica cause? (A) Global warming (B) air pollution (C) Cold weather (D) religion (E) erosion (F) change an ecosystem (G) destroyed crops (H) patch


what has a loss of the natural component in the atmosphere done?

Choices:
A. rapid changes occur
B. regulated temperature
C. occurs over a wide range
D. hydrogen expansion
E. created hole over Antarctica
F. when it passes over a continent
G. a surface not sterilized
H. weathering

Answer: E

Ozone Ozone is a natural component of the atmosphere.

loss of a natural component of the atmosphere has created a hole over Antarctica

what has a loss of the natural component in the atmosphere done? (A) rapid changes occur (B) regulated temperature (C) occurs over a wide range (D) hydrogen expansion (E) created hole over Antarctica (F) when it passes over a continent (G) a surface not sterilized (H) weathering


a loss of what has created a hole over Antarctica?

Choices:
A. eruptive products
B. detritus and detrital organism
C. clouds
D. krill and plankton
E. h2o
F. single cell microorganisms
G. natural atmosphere component
H. gravity

Answer: G

a loss of what has created a hole over Antarctica? (A) eruptive products (B) detritus and detrital organism (C) clouds (D) krill and plankton (E) h2o (F) single cell microorganisms (G) natural atmosphere component (H) gravity


ntense ultraviolet radiation in the upper stratosphere has created an ozone hole over where?

Choices:
A. cloud cover
B. mountains
C. high mountains
D. atmosphere
E. snow
F. Earth
G. the environment
H. Antarctica

Answer: H

Ozone Loss Ozone is produced by intense ultraviolet radiation in the upper stratosphere.

intense ultraviolet radiation in the upper stratosphere has created an ozone hole over Antarctica

ntense ultraviolet radiation in the upper stratosphere has created an ozone hole over where? (A) cloud cover (B) mountains (C) high mountains (D) atmosphere (E) snow (F) Earth (G) the environment (H) Antarctica


Choices:
A. antigen
B. ozone
C. gas
D. Type O
E. air
F. homes
G. RNA
H. oil

Answer: B

what is disappearing rapidly? (A) antigen (B) ozone (C) gas (D) Type O (E) air (F) homes (G) RNA (H) oil


Why has the risk of developing skin cancer increased for those living near Antarctica?

Choices:
A. 70-75 degrees Fahrenheit
B. higher ultraviolet  radiation
C. Exposure to oxygen and water
D. tanning machines closed
E. more infectious tourists
F. Being over land
G. more shiny polar bears
H. a surface not sterilized

Answer: B

Ozone depletion allows more ultraviolet radiation, which causes skin cancer.

People living near Antartica now face an elevated skin cancer risk due to increased ultraviolet radiation

Why has the risk of developing skin cancer increased for those living near Antarctica? (A) 70-75 degrees Fahrenheit (B) higher ultraviolet  radiation (C) Exposure to oxygen and water (D) tanning machines closed (E) more infectious tourists (F) Being over land (G) more shiny polar bears (H) a surface not sterilized


What does the hole over antarctica reduce?

Choices:
A. the weight of the air
B. the environment
C. water vapor
D. Ultraviolet shielding
E. air pollution
F. Warm air
G. radiation
H. Warm water

Answer: D

Ozone is a key atmospheric chemical and protective ultraviolet shield.

the hole over antarctica reduces ultraviolet shielding

What does the hole over antarctica reduce? (A) the weight of the air (B) the environment (C) water vapor (D) Ultraviolet shielding (E) air pollution (F) Warm air (G) radiation (H) Warm water


What has been lost that created a hole over the south pole?

Choices:
A. calcium
B. gas
C. ozone
D. smoke
E. water
F. oxygen
G. fluid
H. erosion

Answer: C

An annual ozone hole over Antarctica has been observed since the 1980s.

Loss of ozone has created a hole over the south pole

What has been lost that created a hole over the south pole? (A) calcium (B) gas (C) ozone (D) smoke (E) water (F) oxygen (G) fluid (H) erosion


Loss of triatomic oxygen has created what over Antarctica?

Choices:
A. a triatomic oxygen hole
B. around 5 to 27 degrees Celsius
C. occurs over a wide range
D. extremely dangerous storms
E. air pollution
F. a surface not sterilized
G. Major effects
H. destroyed crops

Answer: A

Loss of triatomic oxygen has created a triatomic oxygen hole over Antarctica.

Loss of triatomic oxygen has created what over Antarctica? (A) a triatomic oxygen hole (B) around 5 to 27 degrees Celsius (C) occurs over a wide range (D) extremely dangerous storms (E) air pollution (F) a surface not sterilized (G) Major effects (H) destroyed crops


What can result in the formation of high mountains with well-rounded peaks?

Choices:
A. air pollution
B. heating
C. hurricanes
D. changes in size
E. permeable walls
F. tsunamis
G. earthquakes
H. thunder

Answer: G

high mountains with well-rounded peaks can be formed by collision of crustal plates

When plates collide, the earthquake is the result from the collision.

earthquakes can result in formation of high mountains with well-rounded peaks

What can result in the formation of high mountains with well-rounded peaks? (A) air pollution (B) heating (C) hurricanes (D) changes in size (E) permeable walls (F) tsunamis (G) earthquakes (H) thunder


what can occur in areas with high mountains with well-rounded peaks

Choices:
A. melanin amount
B. deserts
C. jungles
D. earthquakes
E. coral
F. permeable walls
G. air pollution
H. male gametes

Answer: D

Many earthquakes occur when the earth's crustal plates grind and shift along one another.

earthquakes can occur in areas with high mountains with well-rounded peaks

what can occur in areas with high mountains with well-rounded peaks (A) melanin amount (B) deserts (C) jungles (D) earthquakes (E) coral (F) permeable walls (G) air pollution (H) male gametes


Plate tectonics can form high mountains with what?

Choices:
A. changes in size
B. feedback mechanisms
C. well-rounded peaks
D. moving over land
E. rapid changes occur
F. permeable walls
G. occurs over a wide range
H. plasma and formed elements

Answer: C

Plate tectonics can form high mountains with well-rounded peaks.

Plate tectonics is the gradual movement of crustal plates on the surface of the earth.

Plate tectonics can form high mountains with what? (A) changes in size (B) feedback mechanisms (C) well-rounded peaks (D) moving over land (E) rapid changes occur (F) permeable walls (G) occurs over a wide range (H) plasma and formed elements


Plate tectonics can explain which natural occurance?

Choices:
A. a surface not sterilized
B. the environment
C. road bends
D. thermal expansion
E. speed of movements
F. changes in size
G. Mountain formation
H. rapid changes occur

Answer: G

The formation of high mountains can be explained by the study of plate tectonics.

Plate Tectonics is the study of crustal plates and their boundaries.

Plate tectonics can explain which natural occurance? (A) a surface not sterilized (B) the environment (C) road bends (D) thermal expansion (E) speed of movements (F) changes in size (G) Mountain formation (H) rapid changes occur


earthquakes form in the same way as what

Choices:
A. trucks and cars
B. feedback mechanisms
C. road bends
D. pitches
E. rapid changes occur
F. high mountains
G. changes in size
H. measure of motion

Answer: F

earthquakes form in the same way as high mountains

Another phenomena associated with collision and subduction of the plates is earthquakes .

earthquakes form in the same way as what (A) trucks and cars (B) feedback mechanisms (C) road bends (D) pitches (E) rapid changes occur (F) high mountains (G) changes in size (H) measure of motion


What could have been formed by collision of crustal plates?

Choices:
A. the Arctic
B. coarse grit
C. deposits
D. trees and flowers
E. the Himalayas
F. interior chambers
G. fossils
H. permeable walls

Answer: E

The Himalayas can be formed by collision of crustal plates

For big mountain background, check out the Himalayas .

What could have been formed by collision of crustal plates? (A) the Arctic (B) coarse grit (C) deposits (D) trees and flowers (E) the Himalayas (F) interior chambers (G) fossils (H) permeable walls


What are volcanoes most likely to be found near?

Choices:
A. islets of Langerhans
B. points north
C. amount of heat
D. heated by the sun
E. interior chambers
F. High Mountains
G. deposits
H. very complex

Answer: F

Volcanoes are likely to be found near high mountains.

On Earth, volcanoes are found mainly along the colliding boundaries of great crustal plates.

What are volcanoes most likely to be found near? (A) islets of Langerhans (B) points north (C) amount of heat (D) heated by the sun (E) interior chambers (F) High Mountains (G) deposits (H) very complex


What field studies the formation of high mountains with well-rounded peaks?

Choices:
A. calibrated
B. microscopic organisms
C. very complex
D. how they move
E. heated by the sun
F. Plate tectonics
G. unicellular organisms
H. a french scientist

Answer: F

high mountains with well-rounded peaks can be formed by collision of something studied by plate tectonics

What field studies the formation of high mountains with well-rounded peaks? (A) calibrated (B) microscopic organisms (C) very complex (D) how they move (E) heated by the sun (F) Plate tectonics (G) unicellular organisms (H) a french scientist


high mountains with well-rounded peaks can be formed by collision of what?

Choices:
A. plate tectonics
B. unicellular organisms
C. islets of Langerhans
D. changes in size
E. deposits
F. permeable walls
G. trucks and cars
H. rapid changes occur

Answer: A

high mountains with well-rounded peaks can be formed by collision of plate tectonics

high mountains with well-rounded peaks can be formed by collision of what? (A) plate tectonics (B) unicellular organisms (C) islets of Langerhans (D) changes in size (E) deposits (F) permeable walls (G) trucks and cars (H) rapid changes occur


Babies do what most during their rapid growth period?

Choices:
A. birth
B. move
C. run
D. fight
E. puberty
F. play
G. learn
H. shaking

Answer: G

Infancy is the period of most rapid growth after birth.

During infancy, babies learn whether to trust the world.

Babies learn most during their rapid growth period.

Babies do what most during their rapid growth period? (A) birth (B) move (C) run (D) fight (E) puberty (F) play (G) learn (H) shaking


infancy is the period of most rapid growth after what happens?

Choices:
A. eight
B. pigmentation
C. death
D. canis lupus
E. amount of heat
F. illness
G. meters
H. being born

Answer: H

Many babies are born with low birth weight.

infancy is the period of most rapid growth after being born

infancy is the period of most rapid growth after what happens? (A) eight (B) pigmentation (C) death (D) canis lupus (E) amount of heat (F) illness (G) meters (H) being born


Choices:
A. west of Africa
B. translation
C. after birth
D. in the beehive
E. Synchronous
F. road bends
G. in adulthood
H. the Himalayas

Answer: C

When does learning begin? (A) west of Africa (B) translation (C) after birth (D) in the beehive (E) Synchronous (F) road bends (G) in adulthood (H) the Himalayas


What have the period of most rapid growth after birth?

Choices:
A. some prokaryotes
B. trees and flowers
C. very sick babies
D. tiny hairs
E. prokaryotic cells
F. very sad babies
G. eukaryotic cells
H. very young babies

Answer: H

While a baby is very young, during infancy, co-sleeping is very convenient for feeding schedules.

Very young babies have the period of most rapid growth after birth

What have the period of most rapid growth after birth? (A) some prokaryotes (B) trees and flowers (C) very sick babies (D) tiny hairs (E) prokaryotic cells (F) very sad babies (G) eukaryotic cells (H) very young babies


What is in the period of most rapid growth after birth?

Choices:
A. corn
B. breasts
C. Sperm
D. manhood
E. babies
F. pregnancy
G. adulthood
H. the elderly

Answer: E

babies are in the period of most rapid growth after birth

What is in the period of most rapid growth after birth? (A) corn (B) breasts (C) Sperm (D) manhood (E) babies (F) pregnancy (G) adulthood (H) the elderly


The period of most rapid growth after birth is when they are what?

Choices:
A. grow
B. mammals
C. pregnancy
D. 22 months
E. animals
F. eight
G. a baby
H. cells

Answer: G

the period of most rapid growth after birth is when they are a baby

The period of most rapid growth after birth is when they are what? (A) grow (B) mammals (C) pregnancy (D) 22 months (E) animals (F) eight (G) a baby (H) cells


When is the period of most rapid growth in life?

Choices:
A. three stages after birth
B. tetraceratops
C. reptiles ancestral to mammals
D. elderly age
E. single celled organisms
F. 70-75 degrees Fahrenheit
G. menopause
H. around 5 to 27 degrees Celsius

Answer: A

The three stages after birth are the period of most rapid growth in life.

When is the period of most rapid growth in life? (A) three stages after birth (B) tetraceratops (C) reptiles ancestral to mammals (D) elderly age (E) single celled organisms (F) 70-75 degrees Fahrenheit (G) menopause (H) around 5 to 27 degrees Celsius


Choices:
A. shrinking
B. pigmentation
C. school
D. development
E. flower secretion
F. swelling nodes
G. magnetism
H. movement

Answer: D

Infancy and early childhood are times of rapid growth and development.

what is rapid in childhood? (A) shrinking (B) pigmentation (C) school (D) development (E) flower secretion (F) swelling nodes (G) magnetism (H) movement


What is the period of most rapidly getting bigger after birth?

Choices:
A. 86400
B. infancy
C. adult
D. a hosta
E. pregnancy
F. adulthood
G. eight
H. angiosperm

Answer: B

Development means to get better, growth means to get bigger.

Infancy is the period of most rapidly getting bigger after birth

What is the period of most rapidly getting bigger after birth? (A) 86400 (B) infancy (C) adult (D) a hosta (E) pregnancy (F) adulthood (G) eight (H) angiosperm


Choices:
A. communication
B. blossoms
C. rapid growth
D. Flowers
E. flower secretion
F. Prehistoric
G. Mesozoic
H. melanin content

Answer: C

the period of most rapid growth is the first year

The first year is the period of what? (A) communication (B) blossoms (C) rapid growth (D) Flowers (E) flower secretion (F) Prehistoric (G) Mesozoic (H) melanin content


Choices:
A. something cows produce
B. undergrowth
C. saves lives
D. holding nutrients
E. can be organic
F. obesity
G. Transporting humans
H. an infant's growth

Answer: H

Infants, children, and teens have relatively high nutrition needs to fuel their rapid growth.

High nutrition is needed to fuel an infant's growth.

What does high nutrition fuel? (A) something cows produce (B) undergrowth (C) saves lives (D) holding nutrients (E) can be organic (F) obesity (G) Transporting humans (H) an infant's growth


What is the period of most rapid growth after being born?

Choices:
A. puberty
B. toddler years
C. pregnancy
D. adult
E. senior age
F. eight
G. teenage years
H. infancy

Answer: H

When a person is born, a birth certificate is written up to record their birth.

Infancy is the period of most rapid growth after being born.

What is the period of most rapid growth after being born? (A) puberty (B) toddler years (C) pregnancy (D) adult (E) senior age (F) eight (G) teenage years (H) infancy


what begins in the period of most rapid growth after birth

Choices:
A. pregnancy
B. prokaryotic cells
C. Flowers
D. facial hair
E. Communication
F. flagella
G. trees and flowers
H. hair loss

Answer: E

Communication begins in the period of most rapid growth after birth

what begins in the period of most rapid growth after birth (A) pregnancy (B) prokaryotic cells (C) Flowers (D) facial hair (E) Communication (F) flagella (G) trees and flowers (H) hair loss


What is the period of most rapid advancement?

Choices:
A. infancy
B. navigation
C. The Alps
D. medicine
E. astronomy
F. protozoa
G. puberty
H. 86400

Answer: A

Infancy is the period of most rapid advancement

What is the period of most rapid advancement? (A) infancy (B) navigation (C) The Alps (D) medicine (E) astronomy (F) protozoa (G) puberty (H) 86400


Food is easier to chew because it is moistened by saliva from throughout where?

Choices:
A. intestinal
B. taste buds
C. the environment
D. ecosystems
E. tissue
F. humans
G. oral cavity
H. anal cavity

Answer: G

Food is easier to chew because it is moistened by saliva from the salivary glands.

Salivary Gland Cancer Salivary glands are located throughout the oral cavity.

Food is easier to chew because it is moistened by saliva from throughout the oral cavity

Food is easier to chew because it is moistened by saliva from throughout where? (A) intestinal (B) taste buds (C) the environment (D) ecosystems (E) tissue (F) humans (G) oral cavity (H) anal cavity


what is easier to chew because it is moistened by saliva from the salivary glands

Choices:
A. cows
B. mammals
C. steak
D. h2o
E. vapor
F. hydrogen
G. Honey
H. keratin

Answer: C

steak is easier to chew because it is moistened by saliva from the salivary glands

what is easier to chew because it is moistened by saliva from the salivary glands (A) cows (B) mammals (C) steak (D) h2o (E) vapor (F) hydrogen (G) Honey (H) keratin


Choices:
A. tissue made of chondrocytes
B. melanin content
C. nucleotides composing polymers
D. Enzymes in the mouth
E. Pasteurization
F. antigens that cause allergy
G. holding nutrients
H. How hydrated you are

Answer: D

Food enters the mouth and is partially broken down by chewing and by enzymes in saliva.

Food is easier to chew because of enzymes in the mouth

What makes food easier to chew? (A) tissue made of chondrocytes (B) melanin content (C) nucleotides composing polymers (D) Enzymes in the mouth (E) Pasteurization (F) antigens that cause allergy (G) holding nutrients (H) How hydrated you are


What do digestive enzymes make easier to chew?

Choices:
A. water
B. food
C. 86400
D. sunlight
E. herbs
F. weater
G. saliva
H. fat

Answer: B

Besides, saliva contains digestive enzymes .

Food is easier to chew due to digestive enzymes

What do digestive enzymes make easier to chew? (A) water (B) food (C) 86400 (D) sunlight (E) herbs (F) weater (G) saliva (H) fat


Food is easier to chew because it is moistened by saliva from glands found where?

Choices:
A. Vibrissae
B. tooth enamel
C. tiny hairs
D. prokaryotic cells
E. humans
F. in the sinus
G. in the stomach
H. in the mouth

Answer: H

Food is easier to chew because it is moistened by saliva from glands found in the mouth

Food is easier to chew because it is moistened by saliva from glands found where? (A) Vibrissae (B) tooth enamel (C) tiny hairs (D) prokaryotic cells (E) humans (F) in the sinus (G) in the stomach (H) in the mouth


Choices:
A. cilia
B. friction
C. saliva
D. Vitamin D
E. bile
F. keratin
G. heat
H. Chemicals

Answer: C

Bagels get easier to chew by being moistened by saliva from the salivary glands.

What makes bagels easier to chew? (A) cilia (B) friction (C) saliva (D) Vitamin D (E) bile (F) keratin (G) heat (H) Chemicals


Choices:
A. moistened food
B. SI units
C. a producer
D. unicellular organisms
E. precipitation
F. Fractions
G. holding nutrients
H. measuring device

Answer: A

Feeds are mixed with saliva in the mouth to make a moist bolus that can be easily swallowed.

What is a bolus? (A) moistened food (B) SI units (C) a producer (D) unicellular organisms (E) precipitation (F) Fractions (G) holding nutrients (H) measuring device


Choices:
A. kinase
B. heat
C. corn
D. lamphreys
E. keratin
F. Protein
G. liquids
H. cilia

Answer: G

Saliva contributes more than 70 percent of the liquid in the rumen.

Food is easier to chew because it is moistened by liquid

What makes food easier to chew? (A) kinase (B) heat (C) corn (D) lamphreys (E) keratin (F) Protein (G) liquids (H) cilia


Choices:
A. sunlight
B. antibodies
C. computers
D. antigens
E. rocks
F. can be organic
G. nutritious fluid
H. holding nutrients

Answer: G

Cow's Milk Cow's milk is designed for baby cows.

What do cows make? (A) sunlight (B) antibodies (C) computers (D) antigens (E) rocks (F) can be organic (G) nutritious fluid (H) holding nutrients


Choices:
A. air pollution
B. spilling
C. irritants
D. dehydration
E. allergen
F. vomiting
G. spoiling
H. amebiasis

Answer: D

Fluids to prevent dehydration and a nutritious diet are also important.

Milk is nutritious and prevents dehydration.

Milk is nutritious and prevents what? (A) air pollution (B) spilling (C) irritants (D) dehydration (E) allergen (F) vomiting (G) spoiling (H) amebiasis


What does cow milk have that makes it nutritious?

Choices:
A. antigens
B. Chocolate
C. grams
D. as a base
E. Beef
F. Bacteria
G. enzymes
H. Vitamin D

Answer: H

Fluid milk is fortified with vitamin D and rich in calcium.

Milk is nutritious because it has vitamin D and calcium

What does cow milk have that makes it nutritious? (A) antigens (B) Chocolate (C) grams (D) as a base (E) Beef (F) Bacteria (G) enzymes (H) Vitamin D


Choices:
A. water
B. neonatal
C. breasts
D. Pregnancy
E. air
F. Protein
G. solid food
H. intestinal

Answer: C

Breast milk is the ideal nutrition for a newborn.

Where do newborns get nutrition? (A) water (B) neonatal (C) breasts (D) Pregnancy (E) air (F) Protein (G) solid food (H) intestinal


Choices:
A. pork
B. can be organic
C. holding nutrients
D. drinking water
E. rice
F. antigens
G. nutritious fluid
H. corn

Answer: G

What comes from cows? (A) pork (B) can be organic (C) holding nutrients (D) drinking water (E) rice (F) antigens (G) nutritious fluid (H) corn


Choices:
A. a hosta
B. mineral
C. aquatic
D. ibuprofen
E. Milkshake
F. dandelions
G. saves lives
H. Honey

Answer: E

What is a nutritious drink? (A) a hosta (B) mineral (C) aquatic (D) ibuprofen (E) Milkshake (F) dandelions (G) saves lives (H) Honey


Choices:
A. oaks
B. trees
C. Honey
D. cows
E. herbs
F. corn
G. lymph
H. food

Answer: D

what produces nutritious fluid? (A) oaks (B) trees (C) Honey (D) cows (E) herbs (F) corn (G) lymph (H) food


Choices:
A. movement
B. air pollution
C. Car accidents
D. shaking
E. saves lives
F. irritants
G. dehydration
H. allergen

Answer: G

What does milk prevent? (A) movement (B) air pollution (C) Car accidents (D) shaking (E) saves lives (F) irritants (G) dehydration (H) allergen


What do parents do after giving birth to their offspring?

Choices:
A. weater
B. movement
C. throw them
D. distract them
E. give them away
F. moving over land
G. flying
H. nurture them

Answer: H

Birth may be followed by a period of parental care of the offspring.

Birth may be followed by parental nurturing

What do parents do after giving birth to their offspring? (A) weater (B) movement (C) throw them (D) distract them (E) give them away (F) moving over land (G) flying (H) nurture them


what type of species handles the period of parental care by both parents

Choices:
A. Synchronous
B. several genes
C. Seconds and minutes
D. jellyfish
E. prokaryotic cells
F. fetal development
G. Monogamous species
H. eukaryotic cells

Answer: G

Among monogamous species of birds and mammals, both parents often care for their offspring.

The period of parental care after birth for manogamous species are handled by both parents

what type of species handles the period of parental care by both parents (A) Synchronous (B) several genes (C) Seconds and minutes (D) jellyfish (E) prokaryotic cells (F) fetal development (G) Monogamous species (H) eukaryotic cells


What after birth may be followed by a period of parental care?

Choices:
A. Flowers
B. movement
C. Afterbirth
D. a hosta
E. A Child
F. Parent
G. Care center
H. neonatal

Answer: E

Child' is ambiguous between 'offspring' and 'immature offspring'.

Birth may be followed by a period of parental care of the child.

What after birth may be followed by a period of parental care? (A) Flowers (B) movement (C) Afterbirth (D) a hosta (E) A Child (F) Parent (G) Care center (H) neonatal


what have a period of parental care of their offspring?

Choices:
A. weater
B. fungus
C. babies
D. Porifera
E. bacteria
F. jellyfish
G. molecules
H. humans

Answer: H

Human birth is the rarest of all births.

humans have a period of parental care of their offspring

what have a period of parental care of their offspring? (A) weater (B) fungus (C) babies (D) Porifera (E) bacteria (F) jellyfish (G) molecules (H) humans


What are offspring that most likely have parental care?

Choices:
A. lizards
B. adults
C. elderly
D. animals
E. middle-aged men
F. larvae
G. babies
H. insects

Answer: G

babies are offspring that most likely have parental care

What are offspring that most likely have parental care? (A) lizards (B) adults (C) elderly (D) animals (E) middle-aged men (F) larvae (G) babies (H) insects


What usually happens after a child is born?

Choices:
A. Parents get ultrasounds
B. Parents bury the child
C. ejaculate is carried
D. Parents take care of the child
E. last stage before adulthood
F. Parents abandon the child
G. antigens that cause allergy
H. sexually maturity

Answer: D

Each birth is as unique as the child that is born.

When a child is born, parents often take care of them.

What usually happens after a child is born? (A) Parents get ultrasounds (B) Parents bury the child (C) ejaculate is carried (D) Parents take care of the child (E) last stage before adulthood (F) Parents abandon the child (G) antigens that cause allergy (H) sexually maturity


what might be followed by a period of parental care of the offspring?

Choices:
A. child being born
B. tropical cyclone
C. dermal & vascular tissue
D. In an apiary
E. Pasteurization
F. after the snow melts
G. changes in size
H. in the beehive

Answer: A

a child being born may be followed by a period of parental care of the offspring

what might be followed by a period of parental care of the offspring? (A) child being born (B) tropical cyclone (C) dermal & vascular tissue (D) In an apiary (E) Pasteurization (F) after the snow melts (G) changes in size (H) in the beehive


How can we find out how much something weighs?

Choices:
A. 295 degrees Kelvin
B. Checking the density
C. feedback mechanisms
D. Using a scale
E. Use a ruler
F. specialized
G. With feedback loops
H. moving over land

Answer: D

Scales are used to determine weight in pounds

How can we find out how much something weighs? (A) 295 degrees Kelvin (B) Checking the density (C) feedback mechanisms (D) Using a scale (E) Use a ruler (F) specialized (G) With feedback loops (H) moving over land


Choices:
A. animals
B. lamphreys
C. a mouse
D. a ruler
E. humans
F. surveyor
G. a scale
H. a microscope

Answer: G

Dimensions are in inches, weights in pounds.

What can measure pounds? (A) animals (B) lamphreys (C) a mouse (D) a ruler (E) humans (F) surveyor (G) a scale (H) a microscope


Choices:
A. dimension
B. temperature
C. magnitude
D. pounds
E. time
F. SI units
G. intensity
H. inches

Answer: D

Weight Weaning weight is expressed in pounds.

What does a scale measure? (A) dimension (B) temperature (C) magnitude (D) pounds (E) time (F) SI units (G) intensity (H) inches


Choices:
A. Mohs
B. grams
C. surface
D. MPH
E. fat
F. height
G. Speed
H. waves

Answer: B

what is a scale used for measuring? (A) Mohs (B) grams (C) surface (D) MPH (E) fat (F) height (G) Speed (H) waves


Choices:
A. a hosta
B. gastropods
C. distance
D. will
E. humans
F. gravity
G. the cervix
H. balance

Answer: F

An object's weight is the force of gravity on that object.

a scale is used for measuring the force of gravity

A scale measures the force of what? (A) a hosta (B) gastropods (C) distance (D) will (E) humans (F) gravity (G) the cervix (H) balance


Choices:
A. a scale
B. a ruler
C. Fractions
D. lamphreys
E. a-a gradients
F. animals
G. humans
H. telescopes

Answer: A

What can measure kilograms? (A) a scale (B) a ruler (C) Fractions (D) lamphreys (E) a-a gradients (F) animals (G) humans (H) telescopes


Choices:
A. waves
B. hardness
C. SI units
D. measures
E. intensity
F. fat
G. strength
H. pounds

Answer: H

what is a scale used for measuring? (A) waves (B) hardness (C) SI units (D) measures (E) intensity (F) fat (G) strength (H) pounds


Choices:
A. inches
B. grams
C. waves
D. shaking
E. fat
F. size
G. Speed
H. trait

Answer: B

what is a scale used to measure? (A) inches (B) grams (C) waves (D) shaking (E) fat (F) size (G) Speed (H) trait


how do the young of small fishlike animals with tapered bodies move?

Choices:
A. their young
B. flying
C. walking
D. aquatic
E. free-swimming
F. chondrocytes
G. weathering
H. flexible

Answer: E

Lancelets are small fishlike animals with tapered bodies.

larvae of small fishlike animals with tapered bodies are free-swimming

how do the young of small fishlike animals with tapered bodies move? (A) their young (B) flying (C) walking (D) aquatic (E) free-swimming (F) chondrocytes (G) weathering (H) flexible


Choices:
A. a hosta
B. water
C. oaks
D. weater
E. Flowers
F. precipitation
G. fields
H. clouds

Answer: B

Once the water flows, dive in and swim through.

Where do lancelet larvae live? (A) a hosta (B) water (C) oaks (D) weater (E) Flowers (F) precipitation (G) fields (H) clouds


how do small fishlike animals with tapered bodies get around?

Choices:
A. free-swimming
B. moving over land
C. heated by the sun
D. transportation
E. flying
F. gills
G. walking
H. melanin content

Answer: A

small fishlike animals with tapered bodies are free-swimming

how do small fishlike animals with tapered bodies get around? (A) free-swimming (B) moving over land (C) heated by the sun (D) transportation (E) flying (F) gills (G) walking (H) melanin content


What needs to happen so that lancelet eggs can navigate in the water themselves?

Choices:
A. fertilization
B. Seconds and minutes
C. key element
D. speed of movements
E. safe operation
F. calibrated
G. visibility
H. protection

Answer: A

After eggs are fertilized, free-swimming larvae develop.

After lancelet eggs are fertilized, they develop so that they can navigate in the water themselves.

What needs to happen so that lancelet eggs can navigate in the water themselves? (A) fertilization (B) Seconds and minutes (C) key element (D) speed of movements (E) safe operation (F) calibrated (G) visibility (H) protection


When is when boys become sexually mature?

Choices:
A. death
B. winter
C. trees and flowers
D. 40 years old
E. 5 years old
F. coelenterates
G. 12 years old
H. weater

Answer: G

Puberty is the period during which humans become sexually mature.

Boys enter puberty at about 12 years of age.

12 years of age is when boys become sexually mature

When is when boys become sexually mature? (A) death (B) winter (C) trees and flowers (D) 40 years old (E) 5 years old (F) coelenterates (G) 12 years old (H) weater


Choices:
A. stormy weather
B. swelling nodes
C. local weather conditions
D. occurs over a wide range
E. inadequate hydration
F. uncontrollable burning
G. sexually maturity
H. melanin content

Answer: G

Wet dreams are a sign of sexually maturity

Wet dreams are a sign of (A) stormy weather (B) swelling nodes (C) local weather conditions (D) occurs over a wide range (E) inadequate hydration (F) uncontrollable burning (G) sexually maturity (H) melanin content


Choices:
A. moving over land
B. adolescence
C. death
D. sperm
E. chondrocytes
F. eukaryotic cells
G. menopause
H. coelenterates

Answer: B

humans become sexually mature during adolescence

when do humans become sexually mature? (A) moving over land (B) adolescence (C) death (D) sperm (E) chondrocytes (F) eukaryotic cells (G) menopause (H) coelenterates


_ usually ends when humans become sexually mature.

Choices:
A. winter
B. Cell division
C. pregnancy
D. Growth
E. Education
F. flagellum
G. fever
H. 22 months

Answer: D

Growth usually ceases when humans become sexually mature.

_ usually ends when humans become sexually mature. (A) winter (B) Cell division (C) pregnancy (D) Growth (E) Education (F) flagellum (G) fever (H) 22 months


What happens during the period when humans become sexually mature?

Choices:
A. coelenterates
B. Old age occurs
C. movement
D. Breasts develop
E. Growth ends
F. swelling nodes
G. several genes
H. gas spreads in the air

Answer: D

The breasts develop during the period when humans become sexually mature

What happens during the period when humans become sexually mature? (A) coelenterates (B) Old age occurs (C) movement (D) Breasts develop (E) Growth ends (F) swelling nodes (G) several genes (H) gas spreads in the air


What happens when humans become sexually mature?

Choices:
A. coelenterates
B. communication
C. change an ecosystem
D. speed of movements
E. the skin wrinkles
F. breasts develop
G. heart stops
H. movement

Answer: F

Breasts develop when humans become sexually mature.

What happens when humans become sexually mature? (A) coelenterates (B) communication (C) change an ecosystem (D) speed of movements (E) the skin wrinkles (F) breasts develop (G) heart stops (H) movement


When do adolescents experience their highest nutritional demand since infancy?

Choices:
A. carrying offspring to birth
B. occurs over a wide range
C. it increases
D. It's inherited from genes
E. Before sexual maturity
F. 70-75 degrees Fahrenheit
G. dermal & vascular tissue
H. Two or more sets of alleles

Answer: E

Before puberty, adolescents experience their highest nutritional demand since infancy.

Before beginning sexual maturity, adolescents experience their highest nutritional demand since infancy

When do adolescents experience their highest nutritional demand since infancy? (A) carrying offspring to birth (B) occurs over a wide range (C) it increases (D) It's inherited from genes (E) Before sexual maturity (F) 70-75 degrees Fahrenheit (G) dermal & vascular tissue (H) Two or more sets of alleles


Choices:
A. antigens
B. Cladistics
C. Fractions
D. several genes
E. formulas
F. fragments
G. Chemicals
H. light

Answer: C

a circle graph can be used to display Fractions

a circle graph can be used to display percents

Fractions are sometimes expressed as a percent .

A circle graph can be used to display (A) antigens (B) Cladistics (C) Fractions (D) several genes (E) formulas (F) fragments (G) Chemicals (H) light


Choices:
A. bar graph
B. pie chart
C. nodes
D. very complex
E. table
F. their speed
G. specialized
H. dot matrix

Answer: B

Pie Charts Pie charts are used predominantly to show percentages or parts of a whole.

Which is a circle graph? (A) bar graph (B) pie chart (C) nodes (D) very complex (E) table (F) their speed (G) specialized (H) dot matrix


What can be used to show decimal fractions?

Choices:
A. heating
B. expression
C. Cladistics
D. feedback mechanisms
E. as a base
F. With feedback loops
G. lamphreys
H. Circle graphs

Answer: H

Circle graphs can be used to show decimal fractions

What can be used to show decimal fractions? (A) heating (B) expression (C) Cladistics (D) feedback mechanisms (E) as a base (F) With feedback loops (G) lamphreys (H) Circle graphs


What sort of values can a circle graph display?

Choices:
A. Line graphs
B. several
C. as a base
D. Data values
E. Bar graphs
F. Scatter plots
G. melanin amount
H. lamphreys

Answer: D

A circle graph can be used to display data values.

Data values can also be converted to percent values.

What sort of values can a circle graph display? (A) Line graphs (B) several (C) as a base (D) Data values (E) Bar graphs (F) Scatter plots (G) melanin amount (H) lamphreys


Choices:
A. earthquakes
B. differentiation
C. seasonal
D. artwork
E. percentages
F. windows
G. Cladistics
H. statues

Answer: E

Circle Graphs A circle graph or pie graph uses a circle divided into sections to show data.

what can be used to show data (A) earthquakes (B) differentiation (C) seasonal (D) artwork (E) percentages (F) windows (G) Cladistics (H) statues


Choices:
A. percents
B. Cladistics
C. film reels
D. antigens
E. Phylogeny
F. venn diagrams
G. several
H. chemistry

Answer: A

Description Makes a circle graph, also known as a pie chart, of data in a list.

a pie chart can be used to display percents

What can pie charts be used to display? (A) percents (B) Cladistics (C) film reels (D) antigens (E) Phylogeny (F) venn diagrams (G) several (H) chemistry


Choices:
A. backbones
B. 295 degrees Kelvin
C. occurs over a wide range
D. a surface not sterilized
E. Decimal fractions
F. 70-75 degrees Fahrenheit
G. Irrational numbers
H. Unmeasurable units

Answer: E

A circle graph can be used to display decimal fractions

What does a circle graph display? (A) backbones (B) 295 degrees Kelvin (C) occurs over a wide range (D) a surface not sterilized (E) Decimal fractions (F) 70-75 degrees Fahrenheit (G) Irrational numbers (H) Unmeasurable units


what can a circle graph be used to display?

Choices:
A. squares
B. decimal fractions
C. trees and flowers
D. 295 degrees Kelvin
E. oxygen
F. rapid changes occur
G. Chemicals
H. 70-75 degrees Fahrenheit

Answer: B

a circle graph can be used to display decimal fractions

what can a circle graph be used to display? (A) squares (B) decimal fractions (C) trees and flowers (D) 295 degrees Kelvin (E) oxygen (F) rapid changes occur (G) Chemicals (H) 70-75 degrees Fahrenheit


Choices:
A. DNA
B. bar
C. square
D. fake
E. RNA
F. uneven
G. hue
H. CPU

Answer: B

Line, Bar, Circle, Pictorial graphs are all good answers.

what is a type of graph? (A) DNA (B) bar (C) square (D) fake (E) RNA (F) uneven (G) hue (H) CPU


a what can be used to display the number of residents that are black, Asian, and Latino

Choices:
A. painting
B. classified
C. as a base
D. thermometer
E. it increases
F. rapid growth
G. circle graph
H. song

Answer: G

Seventeen percent of residents are black, four percent are Asian, and three percent are Latino.

a circle graph can be used to display the number of residents that are black, Asian, and Latino

a what can be used to display the number of residents that are black, Asian, and Latino (A) painting (B) classified (C) as a base (D) thermometer (E) it increases (F) rapid growth (G) circle graph (H) song


a circle graph can be used to display what?

Choices:
A. moving plates
B. shapes
C. relationship
D. Chemicals
E. sizes
F. colors
G. fractions
H. several genes

Answer: G

All percents can be written as fractions.

a circle graph can be used to display fractions

a circle graph can be used to display what? (A) moving plates (B) shapes (C) relationship (D) Chemicals (E) sizes (F) colors (G) fractions (H) several genes


what can a circle graph be used to display?

Choices:
A. Major effects
B. antigens
C. as a base
D. light
E. fractions
F. clouds
G. h2o
H. several genes

Answer: E

what can a circle graph be used to display? (A) Major effects (B) antigens (C) as a base (D) light (E) fractions (F) clouds (G) h2o (H) several genes


What can be used to display parts per hundred?

Choices:
A. changes in size
B. antigens
C. a circle graph
D. an invisible graph
E. nothing
F. Surfaces and counters
G. melanin amount
H. an audio recording

Answer: C

a circle graph can be used to display parts per hundred

What can be used to display parts per hundred? (A) changes in size (B) antigens (C) a circle graph (D) an invisible graph (E) nothing (F) Surfaces and counters (G) melanin amount (H) an audio recording


Choices:
A. to show cause and effect
B. homeostasis
C. safe operation
D. feedback
E. feedback mechanisms
F. safe driving
G. to show patterns
H. to show percents

Answer: H

a circle graph can be used to show percents

What can a circle graph be used for? (A) to show cause and effect (B) homeostasis (C) safe operation (D) feedback (E) feedback mechanisms (F) safe driving (G) to show patterns (H) to show percents


Choices:
A. chemical messengers
B. speedometers
C. thermometers
D. barometric pressure
E. trees and flowers
F. magnetic fields
G. lamphreys
H. feedback mechanisms

Answer: F

a compass is used for determining direction

Compass needles line up with magnetic fields.

Magnetic fields are used for determining direction.

What is used for determining direction? (A) chemical messengers (B) speedometers (C) thermometers (D) barometric pressure (E) trees and flowers (F) magnetic fields (G) lamphreys (H) feedback mechanisms


Choices:
A. capture prey
B. moving over land
C. feedback mechanisms
D. Destroy magnets
E. reproduce
F. help other species benefit
G. Direct a play
H. Determine direction

Answer: H

magnets can be used to determine direction

What can magnets be used to do? (A) capture prey (B) moving over land (C) feedback mechanisms (D) Destroy magnets (E) reproduce (F) help other species benefit (G) Direct a play (H) Determine direction


Choices:
A. marine
B. planes
C. Otoacoustic
D. barometer
E. the Arctic
F. a compass
G. seismometer
H. boats

Answer: F

Distance and direction are the foundation of GPS-based navigation.

What is used for navigation? (A) marine (B) planes (C) Otoacoustic (D) barometer (E) the Arctic (F) a compass (G) seismometer (H) boats


Choices:
A. bar
B. 17
C. 16
D. CPU
E. red
F. RNA
G. 100
H. Yes

Answer: C

Direction is given on a 16 point compass scale.

A compass can determine 16 different points.

How many points are on a compass? (A) bar (B) 17 (C) 16 (D) CPU (E) red (F) RNA (G) 100 (H) Yes


Choices:
A. predicting weather
B. Communication
C. speed at which sound moves
D. Being over land
E. local weather conditions
F. determining direction
G. help other species benefit
H. Stopping a vehicle

Answer: F

navigation is used for determining direction

What is navigation used for? (A) predicting weather (B) Communication (C) speed at which sound moves (D) Being over land (E) local weather conditions (F) determining direction (G) help other species benefit (H) Stopping a vehicle


What do Meteorologists use to do their jobs?

Choices:
A. A backbone
B. natural atmosphere component
C. advice from psychics
D. nutritious fluid
E. a surface not sterilized
F. Satellite technology
G. a form of oxygen
H. by analyzing celestial activity

Answer: F

satellite technology is used for predicting the weather

Meteorologists try to predict the weather.

What do Meteorologists use to do their jobs? (A) A backbone (B) natural atmosphere component (C) advice from psychics (D) nutritious fluid (E) a surface not sterilized (F) Satellite technology (G) a form of oxygen (H) by analyzing celestial activity


Choices:
A. higher ultraviolet  radiation
B. x-rays
C. A backbone
D. the stock market
E. occurs over a wide range
F. satellite technology
G. tractors
H. nutritious fluid

Answer: F

Meteorologists use satellite technology.

What do meteorologists use? (A) higher ultraviolet  radiation (B) x-rays (C) A backbone (D) the stock market (E) occurs over a wide range (F) satellite technology (G) tractors (H) nutritious fluid


What person might use satellite technology?

Choices:
A. intelligence
B. With feedback loops
C. to hear
D. hardened backbone
E. rapid changes occur
F. how they move
G. a producer
H. meteorologist

Answer: H

Satellite technology can be used by meteologists.

What person might use satellite technology? (A) intelligence (B) With feedback loops (C) to hear (D) hardened backbone (E) rapid changes occur (F) how they move (G) a producer (H) meteorologist


Choices:
A. atlases
B. feedback mechanisms
C. higher ultraviolet  radiation
D. swords
E. satellite technology
F. occurs over a wide range
G. knives
H. A backbone

Answer: E

What do meteorologists use? (A) atlases (B) feedback mechanisms (C) higher ultraviolet  radiation (D) swords (E) satellite technology (F) occurs over a wide range (G) knives (H) A backbone


Choices:
A. asteroids
B. spectroscopy
C. feedback mechanisms
D. 70-75 degrees Fahrenheit
E. satellite technology
F. chromatography
G. occurs over a wide range
H. chemical messengers

Answer: E

Meteorologists use what? (A) asteroids (B) spectroscopy (C) feedback mechanisms (D) 70-75 degrees Fahrenheit (E) satellite technology (F) chromatography (G) occurs over a wide range (H) chemical messengers


what is satellite technology used to predict?

Choices:
A. Climate
B. oxygen
C. rain or shine
D. cell phones
E. Global warming
F. earthquakes
G. the environment
H. distance to the sun

Answer: C

satellite technology is used for predicting rain or shine

what is satellite technology used to predict? (A) Climate (B) oxygen (C) rain or shine (D) cell phones (E) Global warming (F) earthquakes (G) the environment (H) distance to the sun


what is satellite technology used for predicting?

Choices:
A. Seconds and minutes
B. the strength and magnitude of an earthquake
C. what it's like outside each day
D. 70-75 degrees Fahrenheit
E. rapid changes occur
F. Dead-ends and false starts.
G. snow, ice, and rock
H. around 5 to 27 degrees Celsius

Answer: C

Weather is what it's like outside each day.

satellite technology is used for predicting what it's like outside each day

what is satellite technology used for predicting? (A) Seconds and minutes (B) the strength and magnitude of an earthquake (C) what it's like outside each day (D) 70-75 degrees Fahrenheit (E) rapid changes occur (F) Dead-ends and false starts. (G) snow, ice, and rock (H) around 5 to 27 degrees Celsius


What do meteorologists use to detect tornadoes?

Choices:
A. Otoacoustic
B. precipitation
C. Chemicals
D. antigens
E. Satellites
F. Thunderstorm
G. sound
H. backbones

Answer: E

Today, technology has helped meteorologists to detect tornadoes.

Meteorologists use satellites to detect tornadoes

What do meteorologists use to detect tornadoes? (A) Otoacoustic (B) precipitation (C) Chemicals (D) antigens (E) Satellites (F) Thunderstorm (G) sound (H) backbones


What is used to measure the force acting on a unit area?

Choices:
A. weater
B. hormones
C. inches
D. a compass
E. potassium
F. a thermometer
G. a barometer
H. a ruler

Answer: G

a barometer is used to measure air pressure

Air pressure Pressure is the force acting on a unit area.

A barometer is used to measure the force acting on a unit area.

What is used to measure the force acting on a unit area? (A) weater (B) hormones (C) inches (D) a compass (E) potassium (F) a thermometer (G) a barometer (H) a ruler


Choices:
A. the air temperature
B. the weight of the air
C. the wind speed
D. Differences in speed
E. nutritious fluid
F. homeostasis
G. 295 degrees Kelvin
H. Warmer temperatures

Answer: B

Air pressure is a measure of the weight of the air.

A barometer measures the weight of the air.

What does a barometer measure? (A) the air temperature (B) the weight of the air (C) the wind speed (D) Differences in speed (E) nutritious fluid (F) homeostasis (G) 295 degrees Kelvin (H) Warmer temperatures


What is a tool for indicating air pressure?

Choices:
A. rain guage
B. vibration
C. seismograph
D. lamphreys
E. barometer
F. Otoacoustic
G. thermometer
H. weater

Answer: E

Atmospheric pressure is measured by a barometer.

What is a tool for indicating air pressure? (A) rain guage (B) vibration (C) seismograph (D) lamphreys (E) barometer (F) Otoacoustic (G) thermometer (H) weater


Choices:
A. 295 degrees Kelvin
B. precipitation
C. liquid pressure
D. visibility
E. water pressure
F. melanin content
G. melanin amount
H. weight of air

Answer: H

The weight of the air can be determined with a barometer.

What does a barometer determine? (A) 295 degrees Kelvin (B) precipitation (C) liquid pressure (D) visibility (E) water pressure (F) melanin content (G) melanin amount (H) weight of air


Choices:
A. precipitation
B. Warmer temperatures
C. 295 degrees Kelvin
D. horses
E. compasses
F. 70-75 degrees Fahrenheit
G. nutritious fluid
H. weight of the air

Answer: H

Air Pressure -A barometer measures the weight of the air.

a barometer is used to measure weight of the air

What can barometers measure? (A) precipitation (B) Warmer temperatures (C) 295 degrees Kelvin (D) horses (E) compasses (F) 70-75 degrees Fahrenheit (G) nutritious fluid (H) weight of the air


What can measure the force of air against a unit of area?

Choices:
A. it increases
B. weater
C. friction
D. motorcycles
E. vertebrates
F. speedometer
G. barometer
H. wristwatch

Answer: G

Air pressure is the force of air against a unit of area.

A barometer measures the force of air against a unit of area

What can measure the force of air against a unit of area? (A) it increases (B) weater (C) friction (D) motorcycles (E) vertebrates (F) speedometer (G) barometer (H) wristwatch


A barometer is used to measure what aspect of the air?

Choices:
A. stoma
B. weight
C. friction
D. magnitude
E. pitches
F. fluid
G. Humidity
H. distance

Answer: B

A barometer is used to measure the weight of the air.

A barometer is used to measure what aspect of the air? (A) stoma (B) weight (C) friction (D) magnitude (E) pitches (F) fluid (G) Humidity (H) distance


What type of mercury is used to measure air pressure?

Choices:
A. weater
B. lamphreys
C. tubular organ
D. Type O
E. Otoacoustic
F. the same
G. Elemental
H. marine

Answer: G

Uses Elemental mercury is used in thermometers, barometers, and pressure-sensing devices.

Elemental mercury helps measure air pressure

What type of mercury is used to measure air pressure? (A) weater (B) lamphreys (C) tubular organ (D) Type O (E) Otoacoustic (F) the same (G) Elemental (H) marine


Choices:
A. 295 degrees Kelvin
B. snow, ice, and rock
C. visibility
D. rainfall
E. safe operation
F. rain weather
G. climate
H. weight of air

Answer: H

A barometer is used to measure what? (A) 295 degrees Kelvin (B) snow, ice, and rock (C) visibility (D) rainfall (E) safe operation (F) rain weather (G) climate (H) weight of air


what can safety goggles protect against?

Choices:
A. bad weather
B. diphtheria
C. death
D. air pollution
E. Thunderstorms
F. Major effects
G. irritants
H. damaging

Answer: G

safety goggles are used for protecting the eyes during experiments

If the product is an eye irritant, wear goggles.

what can safety goggles protect against? (A) bad weather (B) diphtheria (C) death (D) air pollution (E) Thunderstorms (F) Major effects (G) irritants (H) damaging


what are safety goggles used to protect during experiments?

Choices:
A. Vibrissae
B. eight
C. weater
D. lamphreys
E. retina
F. h2o
G. hands
H. beakers

Answer: E

Inside the eye, at the back, is the retina.

safety goggles are used for protecting the retina during experiments

what are safety goggles used to protect during experiments? (A) Vibrissae (B) eight (C) weater (D) lamphreys (E) retina (F) h2o (G) hands (H) beakers


What protects the eyes during experiments?

Choices:
A. magnesium
B. Chemicals
C. Vibrissae
D. Type O
E. Rolex
F. plastic
G. water
H. wind

Answer: F

Firm plastic eyeglasses or goggles are better.

plastic protects the eyes during experiements

What protects the eyes during experiments? (A) magnesium (B) Chemicals (C) Vibrissae (D) Type O (E) Rolex (F) plastic (G) water (H) wind


What can harm the eyes during experiments?

Choices:
A. danger
B. acids
C. heating
D. air
E. cool water
F. sponges
G. noise
H. warm water

Answer: B

For concentrated acids and alkalis, a face shield is needed in addition to goggles.

acids can harm the eyes during experiments

What can harm the eyes during experiments? (A) danger (B) acids (C) heating (D) air (E) cool water (F) sponges (G) noise (H) warm water


Choices:
A. Stopping a vehicle
B. Transporting humans
C. protect eyes in the lab
D. safe driving
E. protect feet in the lab
F. protect arms in the lab
G. protect hair in the lab
H. transportation

Answer: C

Safety goggles are used to protect the eyes in the lab.

What are safety goggles used for? (A) Stopping a vehicle (B) Transporting humans (C) protect eyes in the lab (D) safe driving (E) protect feet in the lab (F) protect arms in the lab (G) protect hair in the lab (H) transportation


What with sideshields are recommended for protecting the eyes during experiments?

Choices:
A. walls
B. Vibrissae
C. several
D. hats
E. lamphreys
F. calibrated
G. glasses
H. barriers

Answer: G

Goggles or safety glasses with sideshields are recommended.

glasses with sideshields are recommended for protecting the eyes during experiments

What with sideshields are recommended for protecting the eyes during experiments? (A) walls (B) Vibrissae (C) several (D) hats (E) lamphreys (F) calibrated (G) glasses (H) barriers


Choices:
A. Laboratory
B. tooth enamel
C. ecosystems
D. treatment
E. Restroom
F. several
G. Gym
H. marine

Answer: A

Safety goggles are mandatory in the laboratory.

Experiments are performed in the laboratory.

Experiments are performed in the _. (A) Laboratory (B) tooth enamel (C) ecosystems (D) treatment (E) Restroom (F) several (G) Gym (H) marine


What is used for protecting the eyes during experiements?

Choices:
A. safe operation
B. safe words
C. protective pockets
D. specialized
E. protective equipment
F. Exposure to oxygen and water
G. melanin amount
H. eye patches

Answer: E

Home Protective Equipment Eyes Safety Goggles are recommended.

Protective equipment is used for protecting the eyes during experiements

What is used for protecting the eyes during experiements? (A) safe operation (B) safe words (C) protective pockets (D) specialized (E) protective equipment (F) Exposure to oxygen and water (G) melanin amount (H) eye patches


What can be used to keep the eyes safe during experiments?

Choices:
A. a respirator
B. antibodies
C. keratin
D. contact lenses
E. goggles
F. oxygen
G. safety gloves
H. Chemicals

Answer: E

Protection is simple, safe, and inexpensive.

Safety goggles are used to keep the eyes safe during experiments.

What can be used to keep the eyes safe during experiments? (A) a respirator (B) antibodies (C) keratin (D) contact lenses (E) goggles (F) oxygen (G) safety gloves (H) Chemicals


Sensory organs can be protected by what kind of goggles during experiments?

Choices:
A. broken
B. eyes
C. lensless
D. imaginary
E. Mohs
F. Vibrissae
G. safety
H. skin

Answer: G

Eyes Eyes Eyes are probably the most important symbolic sensory organ.

Sensory organs can be protected by safety goggles during experiments

Sensory organs can be protected by what kind of goggles during experiments? (A) broken (B) eyes (C) lensless (D) imaginary (E) Mohs (F) Vibrissae (G) safety (H) skin


Choices:
A. healthy lunch
B. Exposure to oxygen and water
C. fertilization
D. Extensive bone growth
E. Pasteurization
F. protection for the eyes
G. antigens that cause allergy
H. blood filtering procedure

Answer: F

Protection for the eyes is mandatory in the laboratory.

What is often mandatory in the lab? (A) healthy lunch (B) Exposure to oxygen and water (C) fertilization (D) Extensive bone growth (E) Pasteurization (F) protection for the eyes (G) antigens that cause allergy (H) blood filtering procedure


What are safety goggles used for protecting the eyes from?

Choices:
A. tears
B. Extremes of temperature
C. 70-75 degrees Fahrenheit
D. thick, slimy mucus
E. Dangerous things
F. Helpful things
G. Forest fire
H. blinking

Answer: E

Sometimes science experiments can be dangerous.

safety goggles are used to protect the eyes from dangerous things

What are safety goggles used for protecting the eyes from? (A) tears (B) Extremes of temperature (C) 70-75 degrees Fahrenheit (D) thick, slimy mucus (E) Dangerous things (F) Helpful things (G) Forest fire (H) blinking


What are used for protecting the eyes during experiments?

Choices:
A. sunglasses
B. eyeglasses
C. safety glasses
D. lamphreys
E. safe operation
F. nothing
G. specialized
H. Chemicals

Answer: C

Safety glasses and goggles protect the eyes.

safety glasses are used for protecting the eyes during experiments

What are used for protecting the eyes during experiments? (A) sunglasses (B) eyeglasses (C) safety glasses (D) lamphreys (E) safe operation (F) nothing (G) specialized (H) Chemicals


What are used for protecting the pupils during experiments?

Choices:
A. specialized
B. safety gloves
C. safety goggles
D. safe operation
E. lamphreys
F. Chemicals
G. chemical messengers
H. safety suit

Answer: C

Larger pupil and larger corneas permit more light to enter the eye.

safety goggles are used for protecting the pupils during experiments

What are used for protecting the pupils during experiments? (A) specialized (B) safety gloves (C) safety goggles (D) safe operation (E) lamphreys (F) Chemicals (G) chemical messengers (H) safety suit


Choices:
A. homeostasis
B. medical reasons
C. Communication
D. protection
E. treatment
F. winter
G. One can hear
H. safe driving

Answer: D

what are goggles used for? (A) homeostasis (B) medical reasons (C) Communication (D) protection (E) treatment (F) winter (G) One can hear (H) safe driving


Which type of animal is an aquatic invertebrate?

Choices:
A. clown fish
B. insects
C. jellyfish
D. tetraceratops
E. shark
F. Therapsids
G. Pelycosaur
H. weater

Answer: C

Cnidarians are invertebrates such as jellyfish and corals.

Cnidarians are entirely aquatic animals.

Which type of animal is an aquatic invertebrate? (A) clown fish (B) insects (C) jellyfish (D) tetraceratops (E) shark (F) Therapsids (G) Pelycosaur (H) weater


What group contains animals that include jellyfish and corals?

Choices:
A. sea anemones
B. plants
C. Vibrissae
D. corals
E. coelenterates
F. sponges
G. holding nutrients
H. prokaryotic cells

Answer: E

Cnidarians are also called coelenterates.

Coelenterates are invertebrates such as jellyfish and corals.

What group contains animals that include jellyfish and corals? (A) sea anemones (B) plants (C) Vibrissae (D) corals (E) coelenterates (F) sponges (G) holding nutrients (H) prokaryotic cells


Choices:
A. underwater life
B. movement
C. flagellum or tiny hairs
D. bodies
E. last stage before adulthood
F. antigens that cause allergy
G. vertebrae or backbone
H. nuclear membrane

Answer: G

Invertebrates have no vertebrae or backbone.

Jellyfish and corals have no vertebrae or backbone

Jellyfish and corals have no what? (A) underwater life (B) movement (C) flagellum or tiny hairs (D) bodies (E) last stage before adulthood (F) antigens that cause allergy (G) vertebrae or backbone (H) nuclear membrane


Choices:
A. humans
B. spine
C. angiosperm
D. gila monsters
E. cnidarians
F. fish
G. wild canines
H. coliform

Answer: E

Invertebrates are animals without backbones.

what are without backbones? (A) humans (B) spine (C) angiosperm (D) gila monsters (E) cnidarians (F) fish (G) wild canines (H) coliform


Choices:
A. prokaryotes
B. Flowers
C. insects
D. Humans
E. angiosperm
F. Jellyfish
G. Cows
H. cells

Answer: F

What has a hydrostatic skeleton? (A) prokaryotes (B) Flowers (C) insects (D) Humans (E) angiosperm (F) Jellyfish (G) Cows (H) cells


What are some examples of radial, tentacled animals that live mostly in the seas?

Choices:
A. jellyfish and corals
B. sea anemones
C. some anthozoans
D. unicellular organisms
E. animal
F. symmetrical
G. close relatives of coral
H. far fewer in number

Answer: A

Cnidarians are radial, tentacled animals that live mostly in the seas.

Jellyfish and corals are radial, tentacled animals that live mostly in the seas.

What are some examples of radial, tentacled animals that live mostly in the seas? (A) jellyfish and corals (B) sea anemones (C) some anthozoans (D) unicellular organisms (E) animal (F) symmetrical (G) close relatives of coral (H) far fewer in number


Choices:
A. protozoa
B. weater
C. burrower
D. mountain dwellers
E. vorticella
F. aquatic
G. lamphreys
H. ground based

Answer: F

what are jellyfish? (A) protozoa (B) weater (C) burrower (D) mountain dwellers (E) vorticella (F) aquatic (G) lamphreys (H) ground based


What don't cnidarians such as jellyfish and corals have?

Choices:
A. a hosta
B. backbones
C. space between
D. a marine habitat
E. flagella
F. sea anemones
G. cells
H. cartilage

Answer: B

An invertebrate is an animal that has no spine, or backbone.

cnidarians such as jellyfish and corals have no backbone

What don't cnidarians such as jellyfish and corals have? (A) a hosta (B) backbones (C) space between (D) a marine habitat (E) flagella (F) sea anemones (G) cells (H) cartilage


What are invertebrates such as jellyfish and corals?

Choices:
A. phylum
B. prokaryotic cells
C. holding nutrients
D. angiosperm
E. fish
F. genus
G. coelenterates
H. flexible

Answer: G

coelenterates are invertebrates such as jellyfish and corals

What are invertebrates such as jellyfish and corals? (A) phylum (B) prokaryotic cells (C) holding nutrients (D) angiosperm (E) fish (F) genus (G) coelenterates (H) flexible


Choices:
A. holding nutrients
B. Microscopic vessels.
C. anenomes and coral
D. prokaryotic cells
E. the Atlantic
F. can be organic
G. some anthozoans
H. antigens that cause allergy

Answer: C

Cnidarians include jellyfish and anemones.

An example of invertebrates are (A) holding nutrients (B) Microscopic vessels. (C) anenomes and coral (D) prokaryotic cells (E) the Atlantic (F) can be organic (G) some anthozoans (H) antigens that cause allergy


What is occurring when when an anemometer shows a reading above 73 mph

Choices:
A. rainfall
B. A rainstorm
C. it increases
D. precipitation
E. winter
F. Low pressure
G. A drought
H. A hurricane

Answer: H

A hurricane occurs when anemometer shows a reading above 73 mph

an anemometer is used to measure wind speed

If wind speeds exceeded 73 mph, the storm is upgraded to a hurricane.

What is occurring when when an anemometer shows a reading above 73 mph (A) rainfall (B) A rainstorm (C) it increases (D) precipitation (E) winter (F) Low pressure (G) A drought (H) A hurricane


Choices:
A. Cold
B. inches
C. weight
D. rain
E. storms
F. wind
G. water
H. waves

Answer: F

Wind speed is gauged with an anemometer.

What do anemometers measure? (A) Cold (B) inches (C) weight (D) rain (E) storms (F) wind (G) water (H) waves


An anemometer is used to estimate damage caused by what?

Choices:
A. fires
B. hail
C. planes
D. wind
E. winter
F. car
G. snow
H. rain

Answer: D

An anemometer is used to estimate the damage caused by wind.

Wind speed and severity of tornadoes is estimated by the damage caused.

An anemometer is used to estimate damage caused by what? (A) fires (B) hail (C) planes (D) wind (E) winter (F) car (G) snow (H) rain


Choices:
A. Cladistics
B. how they move
C. lamphreys
D. tornadoes
E. rainfall
F. animals
G. anemometers
H. marine

Answer: G

Hurricanes have wind speeds of at least 74 mph.

What can measure hurricanes? (A) Cladistics (B) how they move (C) lamphreys (D) tornadoes (E) rainfall (F) animals (G) anemometers (H) marine


The force of the wind can be used to measure its what

Choices:
A. shaking
B. speed
C. inches
D. pitches
E. humidity
F. bar
G. weight
H. rain probability

Answer: B

The force of the wind can be used to measure its speed

An anemometer is a device that measures the force of the wind.

The force of the wind can be used to measure its what (A) shaking (B) speed (C) inches (D) pitches (E) humidity (F) bar (G) weight (H) rain probability


Choices:
A. anemometers
B. melanin amount
C. melanin content
D. lamphreys
E. graduated cylinders
F. measuring tape
G. precipitation
H. rulers

Answer: A

an anemometer is used to measure hurricanes

What can measure hiurricanes? (A) anemometers (B) melanin amount (C) melanin content (D) lamphreys (E) graduated cylinders (F) measuring tape (G) precipitation (H) rulers


Where is the device to measure wind placed?

Choices:
A. At the top of a station
B. Being over land
C. local weather conditions
D. Underwater
E. Inside a tree
F. points north
G. Inside a station
H. when it passes over a continent

Answer: A

An anemometer and vane are at the top of the station.

A device to measure wind is placed at the top of a station

Where is the device to measure wind placed? (A) At the top of a station (B) Being over land (C) local weather conditions (D) Underwater (E) Inside a tree (F) points north (G) Inside a station (H) when it passes over a continent


Which tool is used to determine hurricane category?

Choices:
A. lamphreys
B. an anemometer
C. melanin content
D. chemical messengers
E. classified
F. predicting weather
G. Cladistics
H. melanin amount

Answer: B

Hurricanes have five categories depending on wind speeds.

An anemometer can be used to determine hurricane category

Which tool is used to determine hurricane category? (A) lamphreys (B) an anemometer (C) melanin content (D) chemical messengers (E) classified (F) predicting weather (G) Cladistics (H) melanin amount


What is the most diverse and abundant life form on the Earth?

Choices:
A. sponges
B. jellyfish
C. bacteria
D. sea anemones
E. hydrogen
F. paramecium
G. trees
H. water

Answer: C

Bacteria are the most diverse and abundant group of organisms on Earth.

Bacteria are the most diverse and abundant group of life form on Earth.

What is the most diverse and abundant life form on the Earth? (A) sponges (B) jellyfish (C) bacteria (D) sea anemones (E) hydrogen (F) paramecium (G) trees (H) water


where are bacteria the most diverse and abundant group of organisms?

Choices:
A. our planet
B. the sun
C. sponges
D. flagella
E. a hosta
F. Pacific
G. outer space
H. h2o molecules

Answer: A

bacteria are the most diverse and abundant group of organisms on our planet

where are bacteria the most diverse and abundant group of organisms? (A) our planet (B) the sun (C) sponges (D) flagella (E) a hosta (F) Pacific (G) outer space (H) h2o molecules


Choices:
A. building blocks of organisms
B. related organisms
C. single cell microorganisms
D. occurs over a wide range
E. antigens that cause allergy
F. smallest organism group
G. most similar group
H. most diverse organism group

Answer: H

Bacteria is the most diverse and abundant group of organisms in the world.

What is bacteria? (A) building blocks of organisms (B) related organisms (C) single cell microorganisms (D) occurs over a wide range (E) antigens that cause allergy (F) smallest organism group (G) most similar group (H) most diverse organism group


What are the most diverse and abundant group of organisms on Earth?

Choices:
A. ecosystems
B. jellyfish
C. holding nutrients
D. ribonucleic acid
E. coelenterates
F. prokaryotic cells
G. arachnids
H. angiosperm

Answer: F

Bacteria and blue-green bacteria are prokaryotic cells.

prokaryotic cells are the most diverse and abundant group of organisms on Earth

What are the most diverse and abundant group of organisms on Earth? (A) ecosystems (B) jellyfish (C) holding nutrients (D) ribonucleic acid (E) coelenterates (F) prokaryotic cells (G) arachnids (H) angiosperm


Hermits crabs live in the shells of dead what?

Choices:
A. sponges
B. armour
C. fossils
D. tortoise
E. snails
F. a hosta
G. carapace
H. protozoa

Answer: E

Hermit crabs use the shells of dead snails for homes.

Students live at home or in group homes.

Hermits crabs use dead snails shells as their place to live.

Hermits crabs live in the shells of dead what? (A) sponges (B) armour (C) fossils (D) tortoise (E) snails (F) a hosta (G) carapace (H) protozoa


What do some scavengers use from dead snails for homes?

Choices:
A. food
B. shells
C. tissue
D. biomass
E. backbones
F. sponges
G. body
H. slugs

Answer: B

Most crabs are scavengers, such as the typical hermit crab .

some scavengers use the shells of dead snails for homes

What do some scavengers use from dead snails for homes? (A) food (B) shells (C) tissue (D) biomass (E) backbones (F) sponges (G) body (H) slugs


Choices:
A. chelonians
B. Porifera
C. jellyfish
D. coral
E. paramecium
F. arachnids
G. gastropods
H. sponges

Answer: G

Hermit crabs use shells of gastropods for homes.

Whose shells do hermit crabs take? (A) chelonians (B) Porifera (C) jellyfish (D) coral (E) paramecium (F) arachnids (G) gastropods (H) sponges


Crabs scavanage and uses dead snail shells for what?

Choices:
A. RNA
B. homes
C. making holes
D. damage
E. a hosta
F. Protein
G. matter
H. building a nest

Answer: B

crabs use shells of dead snails for homes and are scavengers

Crabs scavanage and uses dead snail shells for what? (A) RNA (B) homes (C) making holes (D) damage (E) a hosta (F) Protein (G) matter (H) building a nest


Choices:
A. snails
B. tissue
C. fossils
D. sponges
E. Porifera
F. food
G. reefs
H. a hosta

Answer: A

hermit crabs find dead snails to use as homes

What do hermit crabs use as homes? (A) snails (B) tissue (C) fossils (D) sponges (E) Porifera (F) food (G) reefs (H) a hosta


Choices:
A. trees and flowers
B. a surface not sterilized
C. islets of Langerhans
D. 70-75 degrees Fahrenheit
E. heated by the sun
F. changes in size
G. animals with backbone
H. dead snail shells

Answer: H

what is an unusual home? (A) trees and flowers (B) a surface not sterilized (C) islets of Langerhans (D) 70-75 degrees Fahrenheit (E) heated by the sun (F) changes in size (G) animals with backbone (H) dead snail shells


Choices:
A. their young
B. antigens
C. capture prey
D. male gametes
E. dead snails
F. how they move
G. nutritious fluid
H. the environment

Answer: E

Hermit crabs live in shells and are scavengers.

Hermit crabs are scavengers for dead snails

Hermit crabs are scavengers for what? (A) their young (B) antigens (C) capture prey (D) male gametes (E) dead snails (F) how they move (G) nutritious fluid (H) the environment


some aerosols can decrease temperatures by blocking what

Choices:
A. clouds
B. heat
C. matter
D. the wind
E. rainfall
F. visibility
G. the sun
H. pressure

Answer: G

some aerosols can decrease temperatures by blocking the sun

volcanic ash in the atmosphere decreases the temperature by blocking the sun

Examples of such aerosols include dust, volcanic ash, and smoke.

some aerosols can decrease temperatures by blocking what (A) clouds (B) heat (C) matter (D) the wind (E) rainfall (F) visibility (G) the sun (H) pressure


Choices:
A. earthquakes
B. snow, ice, and rock
C. satellites
D. coral and alga
E. trucks and cars
F. eruptive products
G. dandelions
H. water

Answer: F

Eruptive products of Hawaiian volcanoes span a wide range of temperatures.

What blocks the sun? (A) earthquakes (B) snow, ice, and rock (C) satellites (D) coral and alga (E) trucks and cars (F) eruptive products (G) dandelions (H) water


What in the atmosphere increases clouds which block the sun?

Choices:
A. negative feedback
B. winds
C. litter
D. volcanic ash
E. melanin content
F. melanin amount
G. oxidizers
H. trees and flowers

Answer: D

With increasing cloud blocking the sun, temperatures drop considerably.

Volcanic ash in the atmosphere increases clouds which block the sun.

What in the atmosphere increases clouds which block the sun? (A) negative feedback (B) winds (C) litter (D) volcanic ash (E) melanin content (F) melanin amount (G) oxidizers (H) trees and flowers


Why does it get colder when volcanic ash is in the air?

Choices:
A. the rate of travel
B. With feedback loops
C. It's inherited from genes
D. negative feedback
E. It blocks the sun
F. Volcanos are cold
G. It makes it rain
H. It helps the sun shine

Answer: E

Volcanic ash spewed into the atmosphere can block part of the sun's radiation, cooling the air.

Volcanic ash blocks the sun and cools the air

Why does it get colder when volcanic ash is in the air? (A) the rate of travel (B) With feedback loops (C) It's inherited from genes (D) negative feedback (E) It blocks the sun (F) Volcanos are cold (G) It makes it rain (H) It helps the sun shine


Fine, dusty particles in the atmosphere decreases the temperature by blocking what?

Choices:
A. the rain
B. the clouds
C. danger
D. visibility
E. wind
F. rainfall
G. the sun
H. the moon

Answer: G

Most volcanic ash consists of fine, dusty particles.

Fine, dusty particles in the atmosphere decreases the temperature by blocking the sun

Fine, dusty particles in the atmosphere decreases the temperature by blocking what? (A) the rain (B) the clouds (C) danger (D) visibility (E) wind (F) rainfall (G) the sun (H) the moon


How does volcanic ash in the air around the earth decrease the temperature?

Choices:
A. mild heating process
B. blocking the sun
C. magnifying the light
D. heated by the sun
E. friction
F. after the snow melts
G. leaving the atmosphere
H. solidifying in the air

Answer: B

Atmosphere is the air around an object in space.

volcanic ash in the air around the earth decreases the temperature by blocking the sun

How does volcanic ash in the air around the earth decrease the temperature? (A) mild heating process (B) blocking the sun (C) magnifying the light (D) heated by the sun (E) friction (F) after the snow melts (G) leaving the atmosphere (H) solidifying in the air


What can volcanic ash in the atmosphere do to natural ecosystems?

Choices:
A. Create wealth
B. negative feedback
C. rapid changes occur
D. Major effects
E. erosion
F. No effect
G. Forest fire
H. Start engines

Answer: D

Small temperature variations can have major effects on natural ecosystems.

volcanic ash in the atmosphere can have major effects on natural ecosystems

What can volcanic ash in the atmosphere do to natural ecosystems? (A) Create wealth (B) negative feedback (C) rapid changes occur (D) Major effects (E) erosion (F) No effect (G) Forest fire (H) Start engines


What decreases the temperature by blocking the Sun?

Choices:
A. cilia
B. the Sun
C. the wind
D. haze
E. ice
F. fat
G. rain
H. acids

Answer: D

Supersaturation is inferred to be a common state for atmospheric haze particles.

haze decreases the temperature by blocking the sun

What decreases the temperature by blocking the Sun? (A) cilia (B) the Sun (C) the wind (D) haze (E) ice (F) fat (G) rain (H) acids


What are particular problems for aircraft in the atmosphere?

Choices:
A. transportation
B. clog airways
C. extremely low humidity
D. volcanic clouds
E. feedback mechanisms
F. negative feedback
G. gas spreads in the air
H. very complex

Answer: D

Volcanic clouds in the atmosphere is a particular problem for aircraft.

Ash clouds are a particular problem for aircraft.

What are particular problems for aircraft in the atmosphere? (A) transportation (B) clog airways (C) extremely low humidity (D) volcanic clouds (E) feedback mechanisms (F) negative feedback (G) gas spreads in the air (H) very complex


Which of the following can lower the temperature of the Earth?

Choices:
A. flying satellites
B. feedback mechanisms
C. trucks and cars
D. the richter scale
E. cone volcanoes
F. very complex
G. magnesium
H. moving plates

Answer: E

Cone volcanoes can lower the temperature of the earth

Cone volcanoes are associated with thick lava and much ash.

Which of the following can lower the temperature of the Earth? (A) flying satellites (B) feedback mechanisms (C) trucks and cars (D) the richter scale (E) cone volcanoes (F) very complex (G) magnesium (H) moving plates


Choices:
A. iron oxide
B. volcanoes
C. spacecraft
D. lamphreys
E. a hosta
F. satellites
G. tetraceratops
H. black widows

Answer: B

Or a veil of tiny particles from a volcanic eruption can block the sun.

what can block the sun? (A) iron oxide (B) volcanoes (C) spacecraft (D) lamphreys (E) a hosta (F) satellites (G) tetraceratops (H) black widows


Choices:
A. protection
B. heating
C. destruction
D. saves lives
E. Injure them
F. damaging
G. block out
H. danger

Answer: G

Black sand can do what to the sun? (A) protection (B) heating (C) destruction (D) saves lives (E) Injure them (F) damaging (G) block out (H) danger


How do fine, dusty particles in the atmosphere  erupted from volcanoes lower the temperature?

Choices:
A. occurs over a wide range
B. drastically
C. calibrated
D. by blocking the sun
E. how they move
F. a surface not sterilized
G. oxygen spreads into the air
H. feedback mechanisms

Answer: D

Fine, dusty particles erupted from volcanos decrease the temperature by blocking the sun

How do fine, dusty particles in the atmosphere  erupted from volcanoes lower the temperature? (A) occurs over a wide range (B) drastically (C) calibrated (D) by blocking the sun (E) how they move (F) a surface not sterilized (G) oxygen spreads into the air (H) feedback mechanisms


Choices:
A. seismograph
B. neurones
C. barometer
D. jellyfish
E. specialized
F. thermometer
G. sound vibrations
H. graduated cylinder

Answer: A

a seismograph is used for measuring the size of an earthquake

Earthquakes are caused by fault movement.

A seismograph will detect fault movements.

What will detect fault movements? (A) seismograph (B) neurones (C) barometer (D) jellyfish (E) specialized (F) thermometer (G) sound vibrations (H) graduated cylinder


Seismographs measure what aspect of earthquakes?

Choices:
A. Major effects
B. magnitude
C. Otoacoustic
D. power
E. classified
F. specialized
G. lifespan
H. their speed

Answer: B

A seismograph measures the magnitude of earthquakes

Seismographs measure what aspect of earthquakes? (A) Major effects (B) magnitude (C) Otoacoustic (D) power (E) classified (F) specialized (G) lifespan (H) their speed


Choices:
A. plasma and formed elements
B. around 5 to 27 degrees Celsius
C. richter magnitude scale
D. amount of snow
E. tidal waves
F. occurs over a wide range
G. Major effects
H. vertebrae or backbone

Answer: C

Earthquakes are commonly measured by the Richter magnitude scale, which measures the size of earthquakes.

a seismograph is used for measuring the Richter magnitude scale

what does a seismograph measure? (A) plasma and formed elements (B) around 5 to 27 degrees Celsius (C) richter magnitude scale (D) amount of snow (E) tidal waves (F) occurs over a wide range (G) Major effects (H) vertebrae or backbone


A seismograph is used to measure the what of damage done by an occurrence?

Choices:
A. hail
B. color
C. shape
D. stoma
E. size
F. death
G. attraction
H. homes

Answer: E

When earthquakes occur near cities of any size, the potential for damage is great.

A seismograph is used for measuring the size of the damage done by an occurrence.

A seismograph is used to measure the what of damage done by an occurrence? (A) hail (B) color (C) shape (D) stoma (E) size (F) death (G) attraction (H) homes


Choices:
A. storms
B. noise
C. knowledge
D. damage
E. safety
F. famine
G. Electrical shock
H. fires

Answer: D

Damage caused by earthquakes is emmense.

What can a seismograph prevent? (A) storms (B) noise (C) knowledge (D) damage (E) safety (F) famine (G) Electrical shock (H) fires


what is a seismograph used for measuring?

Choices:
A. Differences in speed
B. hurricane speed
C. occurs over a wide range
D. Major effects
E. eruptive products
F. Richter magnitude
G. 70-75 degrees Fahrenheit
H. vertebrae or backbone

Answer: F

Richter magnitude is a measure of the size of the earthquake.

a seismograph is used for measuring Richter magnitude

what is a seismograph used for measuring? (A) Differences in speed (B) hurricane speed (C) occurs over a wide range (D) Major effects (E) eruptive products (F) Richter magnitude (G) 70-75 degrees Fahrenheit (H) vertebrae or backbone


Choices:
A. hormones
B. measuring tape
C. rulers
D. Plate tectonics
E. graduated cylinders
F. lamphreys
G. seismographs
H. melanin amount

Answer: G

a seismograph is used for measuring the size of tremors

What can measure the size of tremors? (A) hormones (B) measuring tape (C) rulers (D) Plate tectonics (E) graduated cylinders (F) lamphreys (G) seismographs (H) melanin amount


What is measured by seismographs that cause the actual damage?

Choices:
A. weater
B. wind
C. stoma
D. waves
E. hole
F. Mohs
G. bone
H. erosion

Answer: D

These are the waves that do the damage during earthquakes.

a seismograph measures waves that do damage.

What is measured by seismographs that cause the actual damage? (A) weater (B) wind (C) stoma (D) waves (E) hole (F) Mohs (G) bone (H) erosion


What does a sponge's specialized cell do when it picks up planktonic food?

Choices:
A. Starts to digest
B. transportation
C. capture prey
D. Reproduces
E. a producer
F. saves lives
G. Dies
H. occurs over a wide range

Answer: A

Sponges have specialized cells called collar cells.

Special cells called collar cells pick up the planktonic food and start the digestive process.

Sponges have specialized cells to pick up planktonic food to digest

What does a sponge's specialized cell do when it picks up planktonic food? (A) Starts to digest (B) transportation (C) capture prey (D) Reproduces (E) a producer (F) saves lives (G) Dies (H) occurs over a wide range


What do sponges use to collect and digest food?

Choices:
A. bloated stomachs
B. non-bacterial prokaryotes
C. specialized cells
D. holding nutrients
E. dermal & vascular tissue
F. specialized limbs
G. large mouth
H. unicellular organisms

Answer: C

Sponges trap and digest food with specialized cells

What do sponges use to collect and digest food? (A) bloated stomachs (B) non-bacterial prokaryotes (C) specialized cells (D) holding nutrients (E) dermal & vascular tissue (F) specialized limbs (G) large mouth (H) unicellular organisms


What has a similar cell type to sponges?

Choices:
A. some prokaryotes
B. sea anemone
C. shirt cells
D. some anthozoans
E. a hosta
F. coliform
G. coelenterates
H. collar cells

Answer: B

Spicules, amoeboid cells, and collar cells are characteristic of sea anemones.

Sponges and sea anemones have similar types of specialized cells.

What has a similar cell type to sponges? (A) some prokaryotes (B) sea anemone (C) shirt cells (D) some anthozoans (E) a hosta (F) coliform (G) coelenterates (H) collar cells


Which aspect of a sponge's cells allow it to collect food?

Choices:
A. the cervix
B. teeth
C. flagellum
D. cartilage
E. plasma
F. osculum
G. tissue
H. potassium

Answer: C

Flagellum of collar cell cause current to pass over collar and food is collected.

Sponges use specialized cells with flagellum to collect food.

Which aspect of a sponge's cells allow it to collect food? (A) the cervix (B) teeth (C) flagellum (D) cartilage (E) plasma (F) osculum (G) tissue (H) potassium


Choices:
A. well-rounded peaks
B. tissue
C. melanin content
D. prokaryotic cells
E. several
F. coelenterates
G. moving plates
H. collar cells

Answer: H

Sponges are asymetrical and have many special types of cells.

Sponges are asymmetrical and have collar cells

Sponges are asymmetrical and have what? (A) well-rounded peaks (B) tissue (C) melanin content (D) prokaryotic cells (E) several (F) coelenterates (G) moving plates (H) collar cells


Sponges have specialized work horse that produce a constant flow of what to the sponge?

Choices:
A. cells
B. mucus
C. oxygen
D. lymph
E. water
F. Sperm
G. tissue
H. Blood

Answer: E

Collar cells produce a constant flow of water into the sponge.

sponges have specialized work horses that produce constant flow of water to the sponge.

Sponges have specialized work horse that produce a constant flow of what to the sponge? (A) cells (B) mucus (C) oxygen (D) lymph (E) water (F) Sperm (G) tissue (H) Blood


what are used for curing people when they are sick?

Choices:
A. cells
B. herbs
C. poison
D. pushups
E. sponges
F. bacteria
G. calcium
H. apples

Answer: B

medicine is used for curing people when they are sick

herbs are used for curing people when they are sick

what are used for curing people when they are sick? (A) cells (B) herbs (C) poison (D) pushups (E) sponges (F) bacteria (G) calcium (H) apples


What can cure people when they are sick?

Choices:
A. food
B. RNA
C. drugs
D. DNA
E. dehydration
F. poison
G. insulin
H. viruses

Answer: C

drugs can cure people when they are sick

What can cure people when they are sick? (A) food (B) RNA (C) drugs (D) DNA (E) dehydration (F) poison (G) insulin (H) viruses


Patients benefit from appropriate use of what?

Choices:
A. insulin
B. delayed prevention
C. lack of insurance
D. staffing shortage
E. melanin content
F. Vitamin D
G. medication
H. Protein

Answer: G

If the patient looks sick, then the patient is sick.

Patients benefit from appropriate use of what? (A) insulin (B) delayed prevention (C) lack of insurance (D) staffing shortage (E) melanin content (F) Vitamin D (G) medication (H) Protein


swallowing pills whole is used for curing people when they are what?

Choices:
A. healthy
B. sick
C. Type O
D. Unsafe
E. death
F. danger
G. safe
H. people

Answer: B

If the medicine is in the form of a pill, swallow the pill whole.

swallowing pills whole is used for curing people when they are sick

swallowing pills whole is used for curing people when they are what? (A) healthy (B) sick (C) Type O (D) Unsafe (E) death (F) danger (G) safe (H) people


What do physicians generally give people when they are sick?

Choices:
A. Lymph fluid
B. prosthesis
C. antibodies
D. peristalsis
E. lollipops
F. male gametes
G. antigens
H. prescriptions

Answer: H

Prescription and non-prescription medicines and supplies ordered by a physician.

Physicians write prescriptions when people are sick.

What do physicians generally give people when they are sick? (A) Lymph fluid (B) prosthesis (C) antibodies (D) peristalsis (E) lollipops (F) male gametes (G) antigens (H) prescriptions


Choices:
A. genes
B. cells
C. medicine
D. hormones
E. Vitamin D
F. oxygen
G. feedback
H. blood

Answer: C

medicine is used for getting people better.

What is used for getting people better? (A) genes (B) cells (C) medicine (D) hormones (E) Vitamin D (F) oxygen (G) feedback (H) blood


Choices:
A. homes
B. bacteria
C. magma
D. people
E. soil
F. liver
G. light
H. food

Answer: H

When a child is hungry or sick, food and medicine are needed.

what does a sick child need? (A) homes (B) bacteria (C) magma (D) people (E) soil (F) liver (G) light (H) food


Many what substances are powerful cures for people when they are sick

Choices:
A. gas
B. lymph
C. sweet
D. plant
E. food
F. animals
G. marine
H. nectar

Answer: D

Botanical Medicine Many plant substances are powerful medicines.

Many plant substances are powerful cures for people when they are sick

Many what substances are powerful cures for people when they are sick (A) gas (B) lymph (C) sweet (D) plant (E) food (F) animals (G) marine (H) nectar


Medicine is used for doing what to babies when they are sick?

Choices:
A. Antibiotics
B. killing them
C. sterilized
D. harming them
E. poisoning them
F. Pasteurization
G. some drugs
H. curing them

Answer: H

Babies are the MOST inquisitive of people.

Medicine is used for curing babies when they are sick

Medicine is used for doing what to babies when they are sick? (A) Antibiotics (B) killing them (C) sterilized (D) harming them (E) poisoning them (F) Pasteurization (G) some drugs (H) curing them


Antibiotics can cure what types of sickness?

Choices:
A. inherited antigens + antibody
B. occurs over a wide range
C. measles
D. bacterial infections
E. non-bacterial prokaryotes
F. infectious laughter
G. prokaryotic cells
H. Lymphocytes

Answer: D

Antibiotics are powerful medicines used to treat bacterial infections.

Antibiotics can cure people sick with bacterial infections

Antibiotics can cure what types of sickness? (A) inherited antigens + antibody (B) occurs over a wide range (C) measles (D) bacterial infections (E) non-bacterial prokaryotes (F) infectious laughter (G) prokaryotic cells (H) Lymphocytes


Choices:
A. adult
B. healthy
C. fit
D. Type O
E. tired
F. Worms
G. sick
H. Unsafe

Answer: G

medicine is used for curing humans when they are sick

Medicine can cure humans when they are (A) adult (B) healthy (C) fit (D) Type O (E) tired (F) Worms (G) sick (H) Unsafe


What is used for curing people when they are sick?

Choices:
A. ibuprofen
B. enzymes
C. viruses
D. specialized
E. poison
F. Lymph fluid
G. bleach
H. dandelions

Answer: A

Medicines, such is ibuprofen, can calm inflammation and ease pain.

ibuprofen is used for curing people when they are sick

What is used for curing people when they are sick? (A) ibuprofen (B) enzymes (C) viruses (D) specialized (E) poison (F) Lymph fluid (G) bleach (H) dandelions


Choices:
A. wealth
B. sunlight
C. birth
D. ADHD
E. dying
F. Natural disaster
G. haze
H. danger

Answer: E

What can medicine prevent? (A) wealth (B) sunlight (C) birth (D) ADHD (E) dying (F) Natural disaster (G) haze (H) danger


what prevents injury by forming protective plates over the ends of the fingers?

Choices:
A. Cartilage
B. keratin
C. lamphreys
D. protection
E. bone
F. broken bones
G. weathering
H. water vapor

Answer: B

Fingernails prevent injury by forming protective plates over the ends of the fingers.

keratin prevents injury by forming protecting plates over the ends of the fingers

what prevents injury by forming protective plates over the ends of the fingers? (A) Cartilage (B) keratin (C) lamphreys (D) protection (E) bone (F) broken bones (G) weathering (H) water vapor


Something that prevents injury by forming protective plates is made of what?

Choices:
A. Hair
B. Protein
C. Skin
D. mineral
E. Rock
F. iron oxide
G. a metal
H. Keratin

Answer: H

Something made of keratin prevents injury by forming protective plates

Something that prevents injury by forming protective plates is made of what? (A) Hair (B) Protein (C) Skin (D) mineral (E) Rock (F) iron oxide (G) a metal (H) Keratin


What forming over the ends of fingers prevents injury?

Choices:
A. tissue
B. keratin
C. hairs
D. needles
E. shells
F. bone
G. Cartilage
H. tiny hairs

Answer: B

Keratin forming over the ends of fingers prevents injury

What forming over the ends of fingers prevents injury? (A) tissue (B) keratin (C) hairs (D) needles (E) shells (F) bone (G) Cartilage (H) tiny hairs


who can prevent injury by forming protective plates over the ends of the fingers?

Choices:
A. lamphreys
B. keratin
C. Cartilage
D. butterflies
E. ants
F. people
G. neurones
H. snakes

Answer: F

people prevent injury by forming protective plates over the ends of the fingers

who can prevent injury by forming protective plates over the ends of the fingers? (A) lamphreys (B) keratin (C) Cartilage (D) butterflies (E) ants (F) people (G) neurones (H) snakes


Protective plates over the ends of the fingers should have which qualities?

Choices:
A. smooth and well shaped
B. forming over
C. inherited antigens + antibody
D. key element
E. 70-75 degrees Fahrenheit
F. feedback mechanisms
G. around 5 to 27 degrees Celsius
H. fluid connective tissue

Answer: A

Fingernail Examination Healthy fingernails are smooth and well shaped.

Protective plates over the ends of the fingers should be smooth and well shaped.

Protective plates over the ends of the fingers should have which qualities? (A) smooth and well shaped (B) forming over (C) inherited antigens + antibody (D) key element (E) 70-75 degrees Fahrenheit (F) feedback mechanisms (G) around 5 to 27 degrees Celsius (H) fluid connective tissue


What prevents injury by forming protective plates over the ends of the fingers?

Choices:
A. bone
B. vorticella
C. keratin
D. protection
E. lamphreys
F. Cartilage
G. skin
H. water

Answer: C

keratin prevents injury by forming protective plates over the ends of the fingers.

What prevents injury by forming protective plates over the ends of the fingers? (A) bone (B) vorticella (C) keratin (D) protection (E) lamphreys (F) Cartilage (G) skin (H) water


What prevents injury by forming protective plates over the ends of the fingers.

Choices:
A. blood
B. bone
C. Cartilage
D. lamphreys
E. treatment
F. keratin
G. helmets
H. Porifera

Answer: F

Keratin prevents injury by forming protective plates over the ends of the fingers.

What prevents injury by forming protective plates over the ends of the fingers. (A) blood (B) bone (C) Cartilage (D) lamphreys (E) treatment (F) keratin (G) helmets (H) Porifera


What do fingers have over the ends that become more brittle with age?

Choices:
A. tiny hairs
B. far fewer in number
C. protective plates
D. Major effects
E. It's inherited from genes
F. protection
G. changes in size
H. several genes

Answer: C

Fingernails become more brittle with age.

protective plates over the ends of the fingers become more brittle with age

What do fingers have over the ends that become more brittle with age? (A) tiny hairs (B) far fewer in number (C) protective plates (D) Major effects (E) It's inherited from genes (F) protection (G) changes in size (H) several genes


Protective plates over the ends of the fingers are made of what?

Choices:
A. keratin
B. tissue
C. a metal
D. bone
E. iron oxide
F. tiny hairs
G. antigens
H. Cartilage

Answer: A

protective plates over the ends of the fingers are made of keratin

Protective plates over the ends of the fingers are made of what? (A) keratin (B) tissue (C) a metal (D) bone (E) iron oxide (F) tiny hairs (G) antigens (H) Cartilage


Choices:
A. Pacific
B. percents
C. speed
D. distance
E. seconds
F. force
G. vibration
H. Fractions

Answer: E

Stopwatches are used to measure seconds.

A stopwatch is used to measure what? (A) Pacific (B) percents (C) speed (D) distance (E) seconds (F) force (G) vibration (H) Fractions