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Natural Selection and Adaptation Concepts

Total questions: 12

Worksheet time: 8mins

Name
Class
Date
1.

How do you "win" at natural selection?

a)

survive

b)

go extinct

c)

survive & reproduce

2.

What word describes a trait that helps an organism survive in its environment?

a)

natural selection

b)

mutation

c)

camouflage

d)

adaptation

3.
Which organisms are most likely to survive?
a)
the best adapted
b)
the fastest
c)
the strongest
d)
the most domesticated (tamed)
4.
These moths are all the same species. The differences between their wings is an example of ________________
a)
Natural Selection
b)
Variation
c)
Homeostasis
d)
Extinction
5.

The change in traits over time in a population is known as

a)

Evolution

b)

Mutation

c)

Selection

d)

Traits

6.
Two organisms that are closely related would have
a)
very similar DNA sequence
b)
exactly the same DNA sequences
c)
no proteins in common
d)
completely different DNA sequence
7.
This scientist came up with the idea of natural selection.
a)
Jean Baptiste Lamarck
b)
Gregor Mendel
c)
Charles Darwin
d)
Thomas Malthus
8.

When we examine this whale fossil, we can see that the whale has a pelvic bone that doesn't seem to be used by the whale. What do scientists infer?

a)

The whale had an ancestor with legs

b)

The whale must use the pelvis for an unknown reason

c)

The whale was born with an extra bone and has a disorder

d)

The whale had an ancestor with wings

9.

4. When the industrial revolution started, the trees have been covered in soot from coal factories. Which moth will be more successful in this environment?

a)

White Moth

b)

Dark Moth

c)

Both are Equally Successful in this Environment

10.

______ produces new traits

a)

evolution

b)

natural selection

c)

random mutation

d)

selective breeding

11.

The process in which an animal cannot reproduce any more and dies out is known as _________________________.

a)

Speciation

b)

Extinction

c)

Evolution

d)

Natural Selection

12.

Evolution is...

a)

changes over time in populations

b)

natural process that passes favorable traits

c)

historical timeline of fossils

d)

the process in which an animal dies out