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L3. Day 1

Total questions: 8

Worksheet time: 5mins

Name
Class
Date
1.

Scientists have collected millions of fossils of different organisms, and have developed a timeline of life on Earth. What do we call this?

a)

Mutation

b)

Natural Selection

c)

The theory of evolution

d)

Fossil Record

2.

A physical or behavioral trait that helps an organism survive and reproduce in its environment is called a what?

a)

An adaptation

b)

A response to a stimulus

c)

A mutation

d)

Evolution

3.

What do we call a change in a species over time?

a)

Adaptation

b)

Evolution

c)

Extinction

d)

Environmental influences

4.
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.
5.
Which of these best represents a time period in which an organism could evolve?
a)
5 days
b)
100 years
c)
10,000 years
d)
2 decades
6.

Which two animals are closer relatives?

a)

Dolphin and Wolf

b)

Wolf and Shark

c)

Shark and Dolphin

7.

Based on the diagram, which letter represents the common ancestor shared by the Human and Hare?

a)

B

b)

C

c)

D

d)

E

e)

F

8.
Are pterasaurs dinosaurs?
a)
Yes
b)
No