Environmental Sciences Quiz 342 (20 MCQs)

Quiz Instructions

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1. All of the following are ways that CO2 is returned to the atmosphere except which one?

Correct Answer: B) Photosynthesis.

2. Which layer of the atmosphere has meteors?

Correct Answer: C) Mesosphere.

3. What did farmers do to prepare the land to plant crops such as wheat and corn?

Correct Answer: B) Pull up tall prairie grasses.

4. An example of typical pioneer species, that is one that appears in the earliest stages of ecological succession is:

Correct Answer: C) Weeds.

5. A pesticide used for mosquitoes which is a persistant chemical.

Correct Answer: C) DDT.

6. What is the term for the practice of using less water to save resources?

Correct Answer: C) Water conservation.

7. Which ecosystems are considered standing freshwater ecosystems?

Correct Answer: D) All of the above.

8. People who obtain food by collecting plants and by hunting wild animals or scavenging their remains

Correct Answer: C) Hunter-gatherers.

9. Which of these can be polluted?

Correct Answer: D) All of the above.

10. Where the plates are sliding against one another without spreading apart or going over or under each other.

Correct Answer: C) Transform Fault Line.

11. What term would describe all of the organisms that live in a pond?

Correct Answer: B) A community.

12. Which of the following is the best indicator that an internet site is reliable?

Correct Answer: D) D. The author of the site provides contact information and his or her qualifications.

13. Which of the following list the layers of the atmosphere in order from closest to Earth to furthest?

Correct Answer: A) Troposphere, ozone layer, stratosphere, mesosphere, thermosphere.

14. Which is not a density independent factor?

Correct Answer: D) Parasitism.

15. Why did air pollution become so much worse in the 1800's?

Correct Answer: C) Home-based manufacturing shifted to large-scale factory production.

16. Trains run on

Correct Answer: B) Tracks.

17. What type of energy is being produced when a dam is placed across a river and water is released to turn a turbine that produces electricity?

Correct Answer: C) Hydroelectric.

18. My father's brother is my .....

Correct Answer: C) Both (a) and (b).

19. True or False:Non-renewable resources can be replenished within our lifetime?

Correct Answer: B) False.

20. All of the living things on the Earth

Correct Answer: A) Biosphere.