Environmental Sciences Quiz 382 (20 MCQs)

Quiz Instructions

Select an option to see the correct answer instantly.

1. An environmental factor such as storms and extreme heat or cold that decrease a population are considered to be.

Correct Answer: D) Density-independent factor.

2. Because global fisheries have dramatically seen a reduction in fish numbers, this technique has been used recently to supplement that loss.

Correct Answer: D) Aquaculture.

3. ..... is a climber plant

Correct Answer: A) Grapevine.

4. Tundra located north of the Arctic Circle

Correct Answer: D) Arctic Tundra.

5. At which type of plate boundary does seafloor spreading occur?

Correct Answer: A) Divergent boundary.

6. What are the layers of gases surrounding our planet called?

Correct Answer: C) Atmosphere.

7. Which of the following is not needed for photosynthesis to occur?

Correct Answer: C) Nitrogen.

8. An open system is one in which .....

Correct Answer: A) Matter and energy can move in or out.

9. Most population growth is expected to happen in more or less developed countries? (Nigeria, Pakistan, Bangladesh)

Correct Answer: B) Less.

10. Which statement accurately describes effective scientists?

Correct Answer: D) They are open to results that change and may even refute a previously accepted idea.

11. What is the term used for clean energy generated through natural sources?

Correct Answer: B) Renewable energy.

12. Which of the following foods takes the least energy to produce?

Correct Answer: C) Fresh vegetables.

13. Describes conflicts associated with sharing resources

Correct Answer: D) Tragedy of the Commons.

14. Photosynthesizing plants affect the carbon cycle by .....

Correct Answer: C) Absorbing CO2 from the atmosphere, lowering atmospheric levels of carbon.

15. To use a resource wisely to prevent waste is called

Correct Answer: A) Conservation.

16. Secondary succession is

Correct Answer: D) A type of succession that occurs on a surface where there had been an ecosystem.

17. Group of individuals or events selected to represent the population

Correct Answer: A) Sample.

18. A divergent boundary occurs when plates .....

Correct Answer: A) Pull apart.

19. Chemicals that cause cancer are called

Correct Answer: A) Carcinogens.

20. In these, trees drop their broad, flat leaves each fall.

Correct Answer: A) Temperate deciduous forest.