Environmental Science Quiz 37 (20 MCQs)

Quiz Instructions

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1. The lowest layer of Earth's atmosphere, the one directly above the ground, is called the

Correct Answer: A) Troposphere.

2. Which statement about the littoral zone in a lake or pond is true?

Correct Answer: D) It is rich in invertebrates.

3. What is the term used for the largest population that an environment can support at any given time?

Correct Answer: A) Carrying capacity.

4. The percentage of energy put into a system that does useful work is

Correct Answer: C) Energy efficiencty.

5. Trophic levels are represented by

Correct Answer: C) Pyramids.

6. When scientists formulate a testable idea about their scientific question s, they have formed a(n)

Correct Answer: B) Hypothesis.

7. Direction currents move across the equator

Correct Answer: B) West across the equator.

8. Environmental Science is .....

Correct Answer: B) The study of the relationships of the natural world and the relationships between organisms.

9. An area of the Earth's surface from which water percolates down into an aquifer is called a

Correct Answer: B) Recharge zone.

10. Burning of gasoline is contributing to the current imbalance in the ..... cycle.

Correct Answer: C) Carbon.

11. A material or energy that is replenished (returns) in a short period of time. Example: water, solar, wind

Correct Answer: C) Renewable resource.

12. A possible explanation to a problem that has not yet been tested.

Correct Answer: C) Hypothesis.

13. Which of the following symbiotic relationships is considered parasitic?

Correct Answer: A) Ticks feeding on a dog.

14. In what ways could we help our environment in the face of global warming?

Correct Answer: D) All of these.

15. The behaviors and physical characteristics of species that allow them to live successfully in their environment are called

Correct Answer: B) Adaptations.

16. Which of the following is not characteristic of salt marshes and mangrove swamps?

Correct Answer: B) Both are dominated by marsh grasses.

17. Life underwater is greatly affected by light availability, which is directly related to

Correct Answer: B) Water depth.

18. In the scientific method, what is used to test a hypothesis?

Correct Answer: A) Control group.

19. Which of the following statements describes the process by which modern nuclear power plants use nuclear energy?

Correct Answer: C) Power plants use nuclear fission to split uranium atoms and release nuclear energy.

20. Methane + Oxygen + Nitric Oxide =

Correct Answer: A) Water+ formaldehyde + Nitrogen Dioxide.