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Unit 4 Lessons 6-9 Review

Total questions: 12

Worksheet time: 7mins

Name
Class
Date
1.

What is a physical adaptation?

a)

A trait that gives a disadvantage

b)

A trait that gives a advantage

c)

A trait that neither gives an advantage nor disadvantage

2.

Which of the following are physical adaptations of a finch. Select all that apply.

a)

They are weak and small so they can't fight off larger prey

b)

They have wings to escape from danger

c)

Bird calls allow them to communicate with others.

d)

Their beak allows them to catch insects easily.

3.

The graph compares different beaks' ability to collect various foods. Which beak is the best at collecting popcorn?

a)

Tweezers

b)

Spoon

c)

Tongs

d)

Binder Clip

4.

A natural disaster wipes out all of the food EXCEPT MARBLES. Which bird would be the most likely to adapt?

a)

Tweezers

b)

Spoon

c)

Tongs

d)

Binder Clip

5.

Does this population have a high amount of genetic variation?

a)

Yes

b)

No

6.

Why is genetic variation important?

4 lines
7.

Which population would be most likely to adapt to a natural disaster?

a)

A rock pocket mouse population with only light mice.

b)

A rock pocket mouse population with only dark mice.

c)

A rock pocket mouse population with light and dark mice.

8.

Which of the terms best describes the scenario. In Finding Nemo, Marlin and Coral produce almost a million eggs. All but one of Marlin's eggs were eaten by a barracuda.

a)

Overproduction

b)

Survival of the Fittest

c)

Natural Selection

d)

Genetic Variation

9.

What is natural selection?

a)

All organisms have an equal chance at survival. 

b)

The organism that is best suited/adapted to it environment will survive and reproduce, therefore passing on its genes/favorable traits. 

c)

Only the organisms that are big and strong will survive. 

d)

The organism that has random mutations will survive and reproduce because mutations introduce new traits into an environment. 

10.

Which of the following best describes natural selection?

a)

Pollution in a pond kills all the frogs that live there and that species of frog goes extinct. 

b)

Sharks catch and eat the fish that are caught in a fisherman's net, so all fish that get caught die. 

c)

Over time, species of dinosaurs evolved into birds and therefore did not go extinct. 

d)

Giraffes with longer necks can communicate better so they survive and reproduce.

11.

Which of the following is the most "fit"

a)

The lion that is big and strong

b)

The lion who has 20 offspring, but 50% of the offspring die

c)

The lion who lives the longest

d)

The lion who has 15 offspring and all of them survive to adulthood.

12.

Which trait would the environment select for if the environment is underwater? Select all that apply.

a)

Fur

b)

Fins

c)

Legs

d)

Gills