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Adaptations and Natural Selection

Total questions: 20

Worksheet time: 43mins

Name
Class
Date
1.

True or false: All animals have adaptations that help them survive in their habitat.

a)

True

b)

False

c)

Partially true: Not all animals have adaptations

d)

Partially true: adaptations are not for surviving

2.

Animals who travel to warmer habitats in the winter to escape the cold are using which behavioral adaptation?

a)

Mimicry

b)

Camouflage

c)

Hibernation

d)

Migration

3.

When animals go into a deep sleep during the winter, they are using which behavioral adaptation?

a)

Hibernation

b)

Mimicry

c)

Migration

d)

Camouflage

4.

I am a polar bear who lives in the arctic. My fur is a beautiful white, just like the snow I live in. What adaptation is this adaptation called?

a)

camouflage

b)

mimicry

c)

migration

d)

hibernation

5.

What physical adaptation helps some organisms breathe under water?

a)

a. lungs

b)

b. gills

c)

c. fins

d)

d. heart

6.

The apple snail lives in ponds, lakes, and rivers. The apple snail is the largest snail found in the freshwaters of North America. The illustration shows an apple snail. How is the structure labeled X an adaptation for the apple snail?

a)

  The apple snail uses this structure to find food.

b)

The apple snail uses this structure to reproduce.

c)

  The apple snail uses this structure to digest its prey.

d)

The apple snail uses this structure to protect itself from predators.

7.

Josie likes to visit the park in her neighborhood to watch hummingbirds. Based on the beak of the hummingbird, what does it most likely eat?

a)

Fish

b)

Nuts

c)

Insects

d)

Flower Nectar

8.

The picture shows flowers with an unusual shape. Which beak shape would best allow a bird to reach the nectar inside the flower?

a)

Long and thin

b)

Short and thick

c)

Short and thin

d)

Long and thick

9.

Bullfrogs are Florida’s largest frog. Frogs spend part of their life cycles in water and part on land. Which physical characteristic is most useful for a water environment?

a)

Thin skin

b)

Large eyes

c)

Webbed feet

d)

Long, strong legs

10.

Water lilies live in lakes and ponds. The lilies have very long stems. The picture shows a water lily in a pond. How do long stems help water lilies live in ponds?

a)

  They absorb food for the plant.

b)

They absorb water from the pond.

c)

They enable the pads and flower to reach sunlight.

d)

  They prevent the plant from floating away.

11.

Rivers are home to many kinds of birds. Which foot is most likely the adaptation of a bird that swims in water to find food?

a)
b)
c)
d)
12.

Physical characteristics that help an organism survive are called:

a)

Habitats

b)

  Extinction.

c)

Adaptations.

d)

  Learned behaviors.

13.
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
14.

A monkey has a long tail to help it swing from branch to branch.

a)

Behavioral Adaptation

b)

Physical/Structural Adaptation

15.

The venom of a snake is considered to be _____________ adaptation.

a)

Structural

b)

Behavioral

c)

Physiological

d)

Mimicry

16.

Running away from a predator is considered to be _____________ adaptation.

a)

Structural

b)

Behavioral

c)

Physiological

d)

Camouflage

17.

The spines on a hedgehog is considered to be _____________ adaptation.

a)

Structural

b)

Behavioral

c)

Physiological

d)

Learned

18.
Where the better adapted organisms survive to pass traits along to offspring.
a)
Evolution
b)
Natural Selection
c)
Extinction
d)
Artifical Selection
19.

Which of the following might change the traits selected for in natural selection?

a)

A change in the environment

b)

Variation in the animals

c)

The animals competing

d)

The animals producing more offspring

20.

Selective breeding leads to genetic change in a population.

Which factor causes the population to change in selective breeding?

a)

Environmental conditions or challenges

b)

Individual choice

c)

Human intervention

d)

Migration over long distances