Environmental Sciences Quiz 618 (20 MCQs)

Quiz Instructions

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1. What layer is nicknamed "The umbrella layer" ?

Correct Answer: C) Canopy.

2. Identify the 3 general categories that environmental issues fall into

Correct Answer: C) Resource use, population growth, pollution.

3. Dust and ash are examples of

Correct Answer: C) Particulates.

4. A method of comparing the sacrifice and gain of a specific action is called .....

Correct Answer: A) A cost benefit analysis.

5. Which of the following is not one of the top 10 invasive species in Iowa?

Correct Answer: B) Wild Rose.

6. Which of the natural disruption time lines is the slowest?

Correct Answer: C) Periodic.

7. Oil, coal, and natural gas are nonrenewable resources known as .....

Correct Answer: B) Fossil fuels.

8. Nuclear power uses ..... for fuel.

Correct Answer: C) Uranium.

9. In which season (in the N. Hemisphere) is the CO2 at the lowest level by NATURAL processes?

Correct Answer: C) Summer.

10. Which things can move on their own?

Correct Answer: A) Living.

11. Which of the following is a threat to forest ecosystems?

Correct Answer: D) All of these.

12. What is the name of the scientist who proposed the theory of evolution?

Correct Answer: B) Charles Darwin.

13. Choose the producer.

Correct Answer: B) Tree.

14. Which of the following is a valid hypothesis?

Correct Answer: C) If I add two 10lb weights to the bottom of a golf cart, then its maximum speed will decrease by 10mph.

15. A small area where large numbers of livestock are raised together

Correct Answer: B) Feedlot.

16. What major event to regulate air pollution occurred in 1987?

Correct Answer: C) More than 20 nations sign an agreement to limit CFC production.

17. Which part of your body do you use to run?

Correct Answer: B) Legs.

18. Two or more members of the same species living and interacting in one area

Correct Answer: B) Population.

19. Which of the following is known as the "sedimentary" cycle because its reservoir is sedimentary rock?

Correct Answer: C) Phosphorus cycle.

20. What is the main focus of ecocentrism?

Correct Answer: A) Preservation of ecosystems.