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The theory of evolution by natural selection

Total questions: 36

Worksheet time: 1hrs 12mins

Name
Class
Date
1.
Why do peppered moths tend to be the same color as the trees on which they live?
a)
The coloring goes along with tasting like the tree. 
b)
It keeps the moth the same temperature as the tree. 
c)
It makes the moths faster than the birds
d)
It makes the moths harder to see.
2.
Darwin studied which of these species on Galapagos?
a)
Pigeons and tortoises
b)
Tortoises and finches
c)
Finches and Pigeons
d)
Zebras and Mockingbirds
3.
The armadillo's hard outer shell is an example of which adaptation?
a)
digging
b)
getting food
c)
protection
d)
shelter
4.

What is it called when a plant or animal has a trait that helps it survive in a specific environment?

a)

instinct

b)

mimicry

c)

camouflage

d)

adaptation

5.

Some grasses grow in hot dry areas. Why might they grow very deep roots?

a)

to protect the plant from sun damage

b)

to take in as much light as possible

c)

to spread seeds to new places

d)

to reach water that is underground

6.

Desert plants have a coat of wax on their leaves to

a)

keep water from escaping

b)

protect them from animals eating them

c)

absorb water from the air

d)

release scent to attract animals

7.
a)

Physiological

b)

Structural

c)

Behavioral

8.
a)

Physiological

b)

Structural

c)

Behavioral

9.
a)

Physiological

b)

Structural

c)

Behavioral

10.
Coloring or another physical characteristic that help an organism blend in with its environment
a)
mimicry
b)
camouflage
c)
hibernation
d)
migration
11.
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
12.
The seasonal movement of an organism from one place to another
a)
camouflage
b)
migration
c)
hibernation
d)
function
13.
Which process produced the two different types of beaks in the ground finch and the tree finch?
a)
artificial selection
b)
geographical distribution
c)
natural selection
d)
disuse of the beak
14.

A giraffe's long neck - used to reach leaves high in trees - is an example of a

a)

instinct

b)

learned behavior

c)

behavioral adaptation

d)

structural adaptation

15.

What type of adaptation affects how an organism acts?

a)

Behavioral

b)

Physiological

c)

Structural

16.
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
17.

Some birds fly south for the winter. What type of adaptation is this?

a)

structural

b)

physiological

c)

behavioral

d)

this is not an adaptation

18.

English natural scientist who formulated a theory of evolution by natural selection

a)

Charles Darwin

b)

Lyle Wegener

c)

Alex Wallace

d)

Charles Lyell

19.

Ability of an animal to look like another more harmful animal

a)

Adaptation

b)

Mimicry

c)

Natural Selection

d)

Genetic Factors

20.

A lion has pointed teeth to help it tear the meat off of the bone.

a)

Behavioral Adaptation

b)

Structural Adaptation

c)

Physiological Adaptation

21.

An owl is mostly nocturnal meaning it hunts and is active at night.

a)

Behavioral Adaptation

b)

Structural Adaptation

22.

A cat has a long tail to help it balance.

a)

Behavioral Adaptation

b)

Structural Adaptation

c)

Physiological Adaptation

23.

A kangaroo has a pouch to protect its young.

a)

Structural Adaptation

b)

Behavioral Adaptation

c)

Physiological Adaptation

24.
a)

Physiological

b)

Structural

c)

Behavioral

25.

Camels having two rows of eyelashes that protect its eyes during sandstorms is considered ...............

a)

Structural adaptation

b)

Behavioral adaptation

c)

Physiological adaptation

26.

How do adaptations help animals?

a)

Adaptations help animals obtain food

b)

Adaptations help animals protect themselves

c)

Adaptations help animals survive in the environment

d)

All of the above

27.

What type of adaptation affects the bodily functions of an organism?

a)

Behavioral

b)

Physiological

(Functional)

c)

Structural

d)

Physical

28.

Due to genetic inheritance, members of a species can be slightly different from another in their traits. This is known as...

a)

Variation

b)

Overproduction

c)

Competition

d)

Evolution

29.

What is evolution?

a)

A gradual change in a species over a very long period time.

b)

One animal turning into a completely different animal.

c)

Change in a habitat over time.

d)

A trait that enhances survival.

30.

Is the following a structural, functional or behavioural adaptation? Turtles getting rid of excess salt through glands in their eyes

a)

Structural

b)

Functional

c)

Behavioural

31.

Is the following a structural, functional or behavioural adaptation? Courtship- mantis shirm dancing to attract a mate.

a)

Structural

b)

Functional

c)

Behavioural

32.

Is the following a structural, functional or behavioural adaptation? Blow hole on a whale

a)

Structural

b)

Functional

c)

Behavioural

33.

Is the following a structural, functional or behavioural adaptation? Sea birds getting rid of excess salt through thier beaks

a)

Structural

b)

Functional

c)

Behavioural

34.

Why do animals use camouflage?

a)

To look pretty

b)

To stay safe

c)

To play Hide and Go Seek

d)

To eat food

35.
Penguins huddle close together to keep warm.
a)
Structural
b)
Behavioral
36.

Plants grow towards sunlight to help them acquire as much sunlight as possible.

a)

behavioral

b)

structural

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