Environmental Sciences Quiz 237 (20 MCQs)

Quiz Instructions

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1. Species become extinct because of ALL the following reasons except

Correct Answer: D) Fighting.

2. Extinction rates are significantly ..... in recent decades than before.

Correct Answer: B) Higher.

3. Which of the following statements best describes the concept of NPP

Correct Answer: A) Energy captured minus energy lost.

4. Acid rain is the presence of pollutants in the atmosphere

Correct Answer: A) True.

5. Abiotic factors include all of the following except-

Correct Answer: D) Competition.

6. Photochemical smog, and the pollutants that cause it, can irritate the ....., ....., and .....

Correct Answer: A) Nose, eyes, and throat.

7. In which layer of Earth's atmosphere is the ozone layer?

Correct Answer: B) Stratosphere.

8. Cutting of a trees on large scale is called .....

Correct Answer: A) Deforestation.

9. What is effluent?

Correct Answer: A) Wastewater after solids have been removed.

10. What is the correct order of the scientific method?

Correct Answer: C) Research, Hypothesis, Experiment, Analyze, Conclusion.

11. When a fossil of an animal is found on almost all continents, then it supports

Correct Answer: B) The idea of a connected original continent.

12. ZPG (when birthrate is equal to death rate) stands for .....

Correct Answer: B) Zero population growth.

13. When and where is it believed that the industrial revolution began?

Correct Answer: D) 1840s in Great Britain.

14. What is the part of earth that contains all life?

Correct Answer: A) Biosphere.

15. True or False:Human beings are wiping out species much faster than nature creates them, causing what scientists call a "6th extinction"

Correct Answer: A) True.

16. If I ride my bike to school instead of walking, then I will get to school faster. What is the dependent variable?

Correct Answer: B) How fast you get to school.

17. When fish excrete their waste, what toxic byproduct is produced?

Correct Answer: C) Ammonia.

18. What type of pollution is the result of a chemical reaction?

Correct Answer: B) Secondary Pollutant.

19. During the period of human history known as the ....., humanpopulations grew rapidly because of advances in farming methods.

Correct Answer: B) Agricultural revolution.

20. Swachchha Bharat Abhiyan is an example of .....

Correct Answer: A) Environmental awareness by mass media.