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WorksheetsNatural Selection Practice
Total questions: 142
Worksheet time: 2hrs 9mins
Name
Class
Date
1.
What word describes a trait that helps an organism survive in its environment?
a)
natural selection
b)
mutation
c)
camouflage
d)
adaptation
2.
Why are advantageous traits more likely to be passed onto offspring?
a)
Because they are more likely to survive and reproduce.
b)
Because they come from dominant alleles.
c)
Because they come from recessive alleles.
d)
Because the trait is an acquired phenotype.
3.
Mutations are a change in what?
a)
DNA
b)
tRNA
c)
genotype
d)
phenotype
4.
How many total people took the survey?
a)
50
b)
150
c)
100
d)
200
5.
Occurs when a population of organisms cannot adapt quickly enough to environmental changes.
a)
Evolution
b)
Adaptation
c)
Selective Pressure
d)
Extinction
6.
A change in DNA.
a)
Competition
b)
Mutation
c)
Species
d)
Fitness
7.
The differences among a species, like different bird beaks, are called
a)
genes.
b)
variations.
c)
traits.
d)
theories.
8.
According to the diagram, the cheetah belong to the same GENUS as the....
a)
Lion
b)
Skunk
c)
Cat
d)
Human
9.
Organisms with the most beneficial traits will survive. This is commonly known as ___.
a)
theory of evolution
b)
variations
c)
survival of the fittest
d)
ecosystems
10.
The white feathers of a snowy owl allow it to blend in with its environment during the winter months (snow). This is an example of ________________
a)
Species
b)
Environmental Change
c)
Adaptation
d)
Variation
11.
Any inherited trait that gives an organism an advantage in its environment is called ___.
a)
a mutation
b)
an adaptation
c)
evolution
d)
natural selection
12.
Occurring in the night
a)
logical
b)
structural
c)
function
d)
nocturnal
13.
Survival of the Fittest and Evolution were proposed by what scientist?
a)
Charles Darwin
b)
Albert Einstein
c)
Steven Hawking
d)
Isaac Newton
14.
An organism that hunts and feeds on another organism is a ______________________.
a)
prey
b)
producer
c)
predator
d)
decomposer
15.
An animal that is hunted as food
a)
prey
b)
predator
c)
decomposer
d)
producer
16.
An inherited trait that helps those organisms that have it to survive
a)
niche
b)
structure
c)
characteristic
d)
adaptation
17.
Coloring or another physical characteristic that help an organism blend in with its environment
a)
mimicry
b)
camouflage
c)
hibernation
d)
migration
18.
The role an organism plays in its ecosystem
a)
niche
b)
behavior
c)
structure
d)
function
19.
When an organism copies a characteristic of something else in order to better its chances for survival and reproduction
a)
hibernation
b)
camouflage
c)
mimicry
d)
migration
20.
The seasonal movement of an organism from one place to another
a)
camouflage
b)
migration
c)
hibernation
d)
function
21.
When an organism slows its life functions for a period of time to better its chances for survival during harsh conditions
a)
camouflage
b)
migration
c)
mimicry
d)
hibernation
22.
The place or environment where an organism naturally lives
a)
function
b)
habitat
c)
community
d)
ecosystem
23.
A group of organisms of the same species
a)
ecosystem
b)
community
c)
population
d)
group
24.
All the populations in a specific area or region
a)
community
b)
ecosystem
c)
population
d)
species
25.
How many more students played soccer than football?
a)
3
b)
30
c)
6
d)
60
26.
A group of birds in an area eats many kinds of seeds. A disease kills all the plants in an area except for tall trees that produce hard seeds. Which of these traits will future generations of the birds most likely have?
a)
Webbed feet and strong wings
b)
Strong wings and strong beaks
c)
Strong beaks and webbed feet
d)
Showy feathers and Small beaks
27.
Birds in a desert climate survive on soft parts of cactus. Scientists observed that during a drought, many of the birds died. The ones that survived had a mutation which resulted in them having larger beaks and were able to crack open and eat hard seeds that would ordinarily not be used. The next generation of birds all had large beaks. How did inherited traits help some birds survive?
a)
all surviving birds migrated to new areas and are no longer present
b)
inherited traits helped birds change foods which allowed them enough food to reproduce
c)
inherited traits helped camouflage birds from predators allowing them to reproduce
d)
the inherited traits changed the environment
28.
Many animals that live in the ocean. They are often dark blue colored above and white below. Why would this color pattern be a helpful inherited trait for the ocean environment?
a)
This color allows them to blend in and avoid being seen by prey so they get food and they can reproduce
b)
This color pattern has no effect on reproduction it is only for variation during the seasons
c)
Their white underbelly helps them absorb more light and heat from the sun helping them grow and reproduce
d)
White reflects sunlight allowing the organisms to see better in the ocean
29.
Some animals are born with a gene that causes hairlessness. Which of the following would be an example of how this is a beneficial mutation
a)
Higher rates of skin cancer in hairless animals.
b)
Animals that are hairless have better tolerance for heat
c)
Animals with no hair have more skin infections than those with hair
d)
animals with less hair are less able get food because they can't forage in cold weather
30.
Which feature of a rose helps it grow without being eaten by large animals?
a)
flowers with bright colors
b)
sharp thorns
c)
small seeds
d)
deep roots
31.
Some organisms have colorful appearances to warn their predators (animals that would try to eat them) that they are harmful or do not taste good. If other species, that are not harmful, mimic these colors how would that help them reproduce?
a)
The bright colors would help them attract more mates and allow them to reproduce
b)
Because they have similar colors they can mate with the harmful species to create hybrids
c)
Bright colors help them be more visible in the dark and most mating occurs after dark
d)
The similar markings and colors will increase their chance of predators avoiding them and allow them to survive to reproduce
32.
Why are advantageous traits more likely to be passed on to offspring?
a)
Because they are more likely to survive and reproduce.
b)
Because they come from dominant alleles.
c)
Because they come from recessive alleles.
d)
Because the trait is an acquired phenotype.
33.
Frogs and many other organisms reproduce by producing very large numbers of eggs. Why do frogs and other organism produce so many eggs or offspring?
a)
so that their babies can have friends to play with
b)
the more offspring the more likely the offspring will survive
c)
the more offspring the less likely offspring will survive
d)
the more offspring the less competition
34.
Why are advantageous traits more likely to be passed on to offspring?
a)
Because they are more likely to survive and reproduce.
b)
Because they come from dominant alleles.
c)
Because they come from recessive alleles.
d)
Because the trait is an acquired phenotype.
35.
A population of plants live in a field. The plants lose water through their leaves. Their stems store water. What will most likely happen if the environment becomes drier?
a)
Each plant will evolve thicker stems and smaller leaves
b)
After 1 generation, most of the plants will have very thin stems
c)
Plants with larger leaves will be more likely to pass on their traits to their offspring
d)
After several generations, most of the plants will have thicker stems and smaller leaves
36.
This is an example of....
a)
Dieting
b)
Evolution
c)
Selective Breeding
d)
Adaptation
37.
What is a characteristic that helps an organism survive and reproduce in its environment?
a)
Selective Breeding
b)
Adaptation
c)
Evolution
d)
Fossils
38.
What does this image represent?
a)
Evolution
b)
Natural Selection
c)
Lunch
d)
Selective Breeding
39.
What provided information on the history of life?
a)
Fossils
b)
Speciation
c)
Adaptation
d)
Evaluation
40.
Which is not an adaptation of a polar bear?
a)
White fur
b)
Large Feet
c)
Thin Layer of fat
d)
Strong Swimmer
41.
The process by which organisms with favorable traits survive and reproduce at a higher rate
a)
Natural Selection
b)
Adaptation
c)
Evolution
d)
Speciation
42.
This is an example of....
a)
Evolution
b)
Adaptation
c)
Desert
d)
Natural Selection
43.
Use the dichotomous key to identify fish w
a)
trumpet fish
b)
spotted eagle ray
c)
spotted goat fish
d)
glass eye snapper
44.
Use the dichotomous key to identify fish x
a)
trumpet fish
b)
spotted eagle ray
c)
spotted goat fish
d)
glass eye snapper
45.
Use the dichotomous key to identify fish y
a)
trumpet fish
b)
spotted eagle ray
c)
spotted goat fish
d)
glass eye snapper
46.
Use the dichotomous key to identify fish z
a)
trumpet fish
b)
spotted eagle ray
c)
spotted goat fish
d)
glass eye snapper
47.
The rat snake is found in a wide array of environments. They are found in woods, along the coast, in cities, and in mountains. They eat rats, birds, mice, and squirrels. Rat snake populations in these different environments often have varied colors and markings. There are gray ones, yellow ones, black ones, and mixes of these colors, depending on where they live. Which of the following best explains the differences in colors and markings of the rat snake?
a)
Rat snakes can choose to change their coloring to match the environment theyare in to avoid predators and catch prey more easily.
b)
Rat snakes with coloring and markings that helped them blend into their uniqueenvironment avoided predators and survived to reproduce.
c)
Rat snakes began eating different types of food depending on where they live.This changed their appearance over time.
d)
The variation in the coloring and marking of rat snake populations is so that ratsnakes can recognize other rat snakes that live in the same area.
48.
How can migration enhance the survival of organisms?
a)
Migration causes adaptations to occur more frequently.
b)
Migration helps organisms to avoid predators.
c)
Migration requires organisms to exert a lot of energy.
d)
Migration makes finding necessary resources more likely.
49.
Over time, honey suckle flowers developed a sweet smell to attract pollinators. This is and example of _________
a)
selective breeding
b)
dichotomous key
c)
natural selection
d)
extinction
50.
Over time, corn plants are bred to make larger corn cobs and kernels. This is and example of _________.
a)
selective breeding
b)
dichotomous key
c)
natural selection
d)
extinction
51.
How might pockets of air in a bird's bones allow it to fly?
a)
They keep the bird very light.
b)
They produce helium for lift.
c)
They allow the birds to absorb more oxygen.
d)
They allow wind to flow through their bones.
52.
Some species of birds are very similar. Each species lives on different island. Which of the following is the best explanation for why one species has a longer beak than the others?
a)
They need a longer beak for defending itself against predators.
b)
They originated from a different type of bird than the other species.
c)
The longer beak is an adaptation to the food available in the bird’s habitat.
d)
The beak stretched to reach its food and the longer beak was passed down to its offspring.
53.
How can farmers best use selective breeding to increase apple production?
a)
By increasing the amount of water and fertilizer the trees receive.
b)
By choosing trees that are the largest in size.
c)
By choosing trees that consistently have the most apples.
d)
By limiting the number of trees growing so they have more space.
54.
Hollow, light weight bones is an adaptation that...
a)
is an internal structure that helps birds fly
b)
is an external structure that helps birds fly
c)
disables birds ability to fly
d)
helps birds walk
55.
Adaptation is
a)
the process that makes an organism look better
b)
the process in which weak organisms are killed off
c)
the process in which an organism becomes better adapted to its environment
d)
the process in which oxygen is transformed into glucose
56.
Breeding means
a)
Asexual reproduction that results in offspring
b)
Sexual reproduction that results in offspring
c)
Copying of genetic material in the nucleus
d)
To produce offspring with unfavorable traits
57.
The purpose of gills on a fish is to
a)
Take in nitrogen from the water
b)
Help fish avoid predators
c)
Take in hydrogen from the water
d)
Take in oxygen from the water
58.
The squirrel in the picture is using an adaptation called
a)
camouflage
b)
hibernation
c)
migration
d)
retention
59.
An example of stuctural/physical adaptation is...
a)
blood type
b)
bioluminescence
c)
camouflage
d)
migration
60.
Plants have a structure that allow them to transport water from the roots to the leaves
a)
Phloem
b)
Xylem
c)
Stem
d)
Soot
61.
A plant bulb allows
a)
the plant to store more glucose
b)
the plant to store more water
c)
Both of the above
d)
to collect more soil
62.
Which one is selective breeding
a)
genetic mutations in a rabbit that gives it more fur
b)
a cutie orange
c)
two deer mating
d)
none of the above
63.
Breeding two cows to produce more milk and meat is natural selection
a)
true
b)
false
64.
On a small island, scientists kept track of the number of wolves and moose over time. Which trend did they record?
a)
A drop in wolf population and a drop in moose population
b)
An increase in wolf population and a drop in moose population
c)
A drop in wolf population and an increase in moose population
d)
An increase in wolf population and an increase in moose population
65.
This chart shows the composition of lunar soil. Which element is third most abundant?
a)
Silicon
b)
Magensium
c)
Iron
d)
Impossible to tell
66.
According to this chart, which plant seems to grow best in full or partial sun?
a)
Geranium
b)
Impatiens
c)
Fuchsia
d)
Trillium
67.
According to this chart, which appliance is used 8 hours per day on weekdays?
a)
TV
b)
Computer
c)
Fridge
d)
Heater
68.
According to this chart, what appliance is used second most on weekends?
a)
Lights
b)
TV
c)
Heater
d)
Other
69.
Which ice cream is least liked by both grades?
a)
Vanilla
b)
Strawberry
c)
Lemon
d)
Chocolate
e)
Peach
70.
Which ice cream is most liked by second grade?
a)
Vanilla
b)
Strawberry
c)
Lemon
d)
Chocolate
e)
Peach
71.
Which tree has an average height of about 75 feet?
a)
Lodgepole Pine
b)
Western Red Cedar
c)
Sitka Spruce
d)
Douglas Fir
e)
Impossible to tell
72.
Which city has the lowest average temperature in March?
a)
Tokyo
b)
New York
c)
Berlin
d)
London
73.
A grizzly bear survives because he is well-adapted to his environment. When he reproduces he passes on those traits to his offspring. this process is called
a)
Natural Selection
b)
Selective Breeding
c)
Random mutations
d)
Variations in a species
74.
The peppered moth's color camouflaged it on the light colored tree bark. It's color was an example of a/n
a)
Variation
b)
Dominant trait
c)
Recessive trait
d)
Adaptation
75.
What animal is camouflaged in this picture?
a)
Skunk
b)
Squirrel
c)
Owl
d)
Snake
76.
Where are hereditary traits stored in all organisms?
a)
In the blood
b)
In the brain
c)
In the DNA
d)
In the heart
77.
Why might it be helpful for a species to have a lot of variations?
a)
They can't be seen by predators
b)
If the environment changes, they might be better able to adapt
c)
It is helpful in asexual reproduction
d)
They don't recognize each other
78.
Which beak is probably best suited to crack open nuts?
a)
1
b)
2
c)
3
d)
4
79.
One female salmon can lay hundreds of eggs. Why doesn't the salmon population increase dramatically?
a)
Salmon reproduce asexually
b)
Most offspring do not grow up to reproduce
c)
Salmon eggs don't hatch
d)
Salmon are extinct
80.
Heredity is:
a)
Survival of the fittest
b)
The passing of genetic traits from parent to offspring
c)
Believing in false gods
d)
Unexplained
81.
The male and female black widow spider look very different. However, we know they are the same species because:
a)
They reproduce creating fertile offspring
b)
They reproduce creating infertile offspring
c)
They cannot reproduce
d)
They are not the same species
82.
Another term for Natural Selection is:
a)
Breeding
b)
Commensulism
c)
Communism
d)
Survival of the fittest
83.
Which of these is the most likely descendant of an organism that had large canine teeth for biting, powerful muscles for running and stalking prey, and a long tail for balance?
a)
a lobster
b)
a gazelle
c)
a mallard duck
d)
a house cat
84.
The peppered moth's color camouflaged it on the light colored tree bark. It's color was an example of a/n
a)
Variation
b)
Dominant trait
c)
Recessive trait
d)
Adaptation
85.
Which of the following is a behavioral adapation?
a)
An opossum playing dead
b)
a turtles hard shell
c)
a squirrels fluffy tail
d)
the gills on a fish
86.
The purpose of selective breeding is to
a)
Get bigger animals
b)
get smaller animals
c)
create animals with desirable traits
d)
create animals with bad traits
87.
It is very common for yellow labs to have bad hips. This is because owners want purebred yellow labs who are good hunting dogs. This is an example of
a)
Natural Selection
b)
Selective breeding
c)
Mitosis
d)
Fossil Record
88.
Some lizards have different size legs. Lizards with longer legs are able to better access food. Overtime Lizards with short legs became less common.
what is the successful reproduction
what is the successful reproduction
a)
Lizards
b)
long legs
c)
Leg size
d)
food
89.
Some lizards have different size legs. Lizards with longer legs are able to better access food. Overtime Lizards with short legs became less common.
what is the struggle to survive?
what is the struggle to survive?
a)
lizards
b)
long legs
c)
food
d)
leg sizes
90.
The process of selecting a few organisms with desired traits to serve as parents of the next generation.
a)
Gene Therapy
b)
Genome
c)
Selective Breeding
d)
Pedigree
91.
All of the following statements are reasons for selective breeding except:
a)
To produce offspring with desirable characteristics
b)
Farmers increase their profit by improving crops
c)
To improve the quality of food products
d)
To increase migration patterns
92.
What island did Charles Darwin visit on the HMS Beagle?
a)
guam
b)
starbucks
c)
galapgos island
d)
puerto rico
93.
Which finch would present the least competition for the Vegetarian Finch?
a)
Woodpecker Finch
b)
Medium Ground Finch
c)
Warbler Finch
d)
Small Tree Finch
94.
What is selective breeding?
a)
tim hortons
b)
selecting a species to breed with
c)
selecting a species to eat
95.
What gave Charles Darwin the idea of evolution
a)
wikipedia
b)
finches
c)
coffee
d)
mans attempt to destroy mankind
96.
Which statement best describes the process of evolution?
a)
Populations can survive in different locations on earth
b)
Environmental conditions limit the number of species on Earth
c)
Populations grow when resources are abundant
d)
The traits of a species can change over time
97.
What is evolution?
a)
A group of organisms that can mate to produce fertile offspring
b)
the process by which inherited traits of a population chnage over many generations
c)
a trait that allows organisms in a population to survive and reproduce in their environment
d)
the process in which individuals better adapted to their environment are more likely to survive and reproduce.
98.
Which of these statements best describes what Charles Darwin observed on the Galapagos Islands?
a)
The finch population on each island was unique.
b)
the finches on the islands ate seeds and nuts but no insects.
c)
The finches on the islands were the same as the finches in Ecuador
d)
the finches could produce offspring only with finches from other islands.
99.
The image you see is a mammoth. Which trait most suggests that the mammoth was adapted to live in a cold climate?
a)
its thick, furry coat
b)
its long, flexible trunk
c)
its sharp, curved tusks
d)
its broad, powerful body
100.
Fill in the blank
Some organisms go into a state of __________ during cold winter months to conserve energy.
Some organisms go into a state of __________ during cold winter months to conserve energy.
a)
Migration
b)
Mimicry
c)
Hibernation
d)
Over eating
101.
An adaption is:
a)
a characteristic that helps a population of species survive and reproduce
b)
a characteristic of one male that allows him to become the dominant animal of the herd
c)
When one organism lives longer than any other organism in its population
d)
a change that occurs quickly within a species
102.
All of the following statements are true EXCEPT:
a)
An adaptation must be common among the entire population
b)
an Adaptation can involve just a few individuals
c)
an adaptation happens over time
d)
an adaptation can either be physical or behavioral
103.
Xylem is a plant tissue mad eup of elongated cells stacked end to end, the length of the plant's stem. Which function is xylem specifically adapted to perform in plants?
a)
Help prevent water loss
b)
Exchange gases with the atmosphere
c)
Capture sunlight for photosynthesis
d)
Transport water from roots to leaves
104.
The monarch butterfly responds to seasonal changes by traveling far distances. This adaptation is known as:
a)
Migration
b)
Hibernation
c)
Physiological change
d)
Natural Selection
105.
Which of the following statements best describes how adaptations benefits an organism?
a)
It guarantees that the organism will survive
b)
It increases an organism's chances of survival
c)
It guarantees that an organism will have a stout beak
d)
It increases an organism's chance of becoming extinct
106.
The guppy is a species of small freshwater fish. Scientists observed that the average size of guppies in the pond decreased after many years after a guppy predator was introduced into the pond. Which of the following best explains the change in guppy size?
a)
Selective Breeding
b)
Genetic mutations
c)
Natural Selection
d)
Learned behavior
107.
Which internal structure is an adaptation that performs gas exchange in an aquatic environment?
a)
Gills
b)
Lungs
c)
Hollow bones
d)
Chambered Heart
108.
All rabbits living in a particular area would be an example of a(n)
a)
population
b)
species
c)
fossil
d)
individual organism
109.
What did Charles Darwin observe in finch populations of the Galapagos Islands off the coast of South America?
a)
different species on different islands
b)
all species on one of the islands
c)
identical species on all the islands
d)
the same species as North America
110.
What is the term for a feature that allows an organism to survive better in its environment?
a)
variation
b)
adaption
c)
homologous structure
d)
vestigial structure
111.
The gradual development of a species into a new one to survive.
a)
Evolution
b)
Natural Selection
c)
Extinction
d)
Artificial Selection
112.
Where the better adapted organisms survive to pass traits along to offspring.
a)
Evolution
b)
Natural Selection
c)
Extinction
d)
Artifical Selection
113.
The goal of every species on earth is...
a)
to survive and reproduce
b)
divide and conquer
c)
survive and conquer
d)
reproduce and die
114.
Why did the population of peppered moths in England change from light to dark after the Industrial Revolution?
a)
Light moths were easy to see against sooty trees and were eaten
b)
Light moths were killed by soot
c)
The birds that ate the dark moths were killed by soot
d)
Dark moths were produced by industrial processes
115.
Which of these would be considered an adaptation of an animal that lives in the snowy tundra?
a)
Large webbed feet
b)
A thick coat of fur and blubber
c)
Green scales
d)
A diet that consists of pineapples and coconuts
116.
Which of the following would NOT be an adaptation?
a)
Long, strong running legs
b)
Claws with a powerful grip
c)
camouflage
d)
A defective heart valve
117.
In natural selection, the selective agent is the
a)
humans
b)
mutations
c)
breeders
d)
environment
118.
Natural selection can also be referred to as:
a)
Survival of the weakest
b)
Survival
c)
Survival of the fittest
d)
Artificial selection
119.
Where the better adapted organisms survive to pass traits along to offspring.
a)
Evolution
b)
Natural Selection
c)
Extinction
d)
Artifical Selection
120.
What is the advantage of having different shaped beaks?
a)
To look different from other species.
b)
To be able to eat the food readily available in the environment.
c)
To protect itself against predators.
d)
To protect itself against prey.
121.
Where humans have bred organisms together based on traits we like.
a)
Evolution
b)
Natural Selection
c)
Extinction
d)
Artificial Selection
122.
Genetic differences between organisms of the same species
a)
Variation
b)
Adaptation
c)
Behavior
d)
Environment
123.
How organisms interact with others and their environment
a)
Variation
b)
Adaptation
c)
Behavior
d)
Environment
124.
a)
protective coloration
b)
counter shading
c)
protective resemblance
d)
mimicry
125.
a)
protective coloration
b)
counter shading
c)
protective resemblance
d)
mimicry
126.
a)
protective coloration
b)
warning coloration
c)
protective resemblance
d)
mimicry
127.
a)
protective coloration
b)
warning coloration
c)
protective resemblance
d)
mimicry
128.
An example of a physical adaptation is...
a)
a turtle hiding inside its shell
b)
The spikes on a porcupine fish
c)
a rabbit burrowing underground
d)
a viper biting when threatened
129.
Why do some animals hibernate?
a)
The cold weather makes them sleepy.
b)
Their food supply is smaller in the winter.
c)
They have no one to play with.
130.
An animal's color or pattern that helps it blend into its surroundings
a)
Environment
b)
Mimicry
c)
Camouflage
131.
Lions often hide in the tall grass while stalking their prey. This is an example of...
a)
camouflage
b)
warning coloration
c)
mimicry
d)
hibernation
132.
A frog lives in a pond in the northern portion of the United States. Why does the frog bury itself in the mud at the bottom of the pond during the winter months?
a)
to migrate to warmer waters
b)
to mimic a larger animal
c)
to camouflage itself from predators
d)
to hibernate during cold weather
133.
A bald eagle has a sharp hook on the end of its beak. This is an adaptation for obtaining resources. Eagles are carnivores. What is the beak used for?
a)
cracking seeds
b)
eating worms
c)
tearing the flesh of a smaller animal
d)
digging insects out of a tree bark
134.
The ears of this fox are an example of...
a)
A behavioral adaptation
b)
Poor breeding
c)
A physical adaptation
d)
Plastic surgery gone horribly wrong
135.
An example of a behavioral adaptation is
a)
The long neck of a giraffe
b)
Penguins huddling together for warmth
c)
A camel's hump used to store water
d)
A polar bear's white fur used for camouflage
136.
A monkey has a long tail to help it swing from branch to branch.
a)
Behavioral Adaptation
b)
Structural Adaptation
137.
Beak shape depends on...
a)
where birds live
b)
who they hang out with
c)
diet (fish or seeds)
d)
exercise
138.
Which feature of a rose helps it grow without being eaten by large animals?
a)
flowers with bright colors
b)
sharp thorns
c)
small seeds
d)
deep roots
139.
A woodpecker has a long, thin, pointed beak. How would this adaptation help it survive?
a)
It can swim fast.
b)
It can catch other animals.
c)
It can easily catch fish.
d)
It can easily pick bugs out of the bark in the trees.
140.
A snowshoe hare has brown fur in the summer and white fur in the winter. What adaptation helps the hare survive?
a)
camouflage
b)
armor
c)
mimicry
d)
poison
141.
A duck has webbed feet. How does this body adaptation help it survive?
a)
It can find food easier.
b)
It can swim faster.
c)
It can walk better.
d)
It can run faster.
142.
What does the giraffe's long neck help him with?
a)
getting food
b)
protection
c)
body support
d)
regulating body temperature
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