Pretest

Question 1

Which describes the greenhouse effect?

Revolt · Accepted Answer

C: a natural process

Question 2

Which results from an increase in the greenhouse effect?

Revolt · Accepted Answer

A: global warming

Question 3

Which is a nonrenewable resource?

Revolt · Accepted Answer

A: coal

Question 4

As the human population grows, what happens to our natural-resource requirements?

Revolt · Accepted Answer

D: They increase.

Question 5

Which gases contribute to the greenhouse effect?

Revolt · Accepted Answer

D: carbon dioxide and methane

Question 6

A factory is emitting large amounts of CFCs into the atmosphere. How might this affect people?

Revolt · Accepted Answer

D: increase in the rate of skin cancer

Question 7

Scientists predict that we will eventually use up all available fossil fuels. Which list includes only fossil fuels?

Revolt · Accepted Answer

A: natural gas, coal, and oil

Question 8

Why are invasive species dangerous to the environment?

Revolt · Accepted Answer

B: They threaten biodiversity.

Question 9

Which is a consequence of global warming?

Revolt · Accepted Answer

A: rising sea levels

Question 10

Which is a renewable resource?

Revolt · Accepted Answer

D: wood

Pretest Answers