Environmental Sciences Quiz 73 (20 MCQs)

Quiz Instructions

Select an option to see the correct answer instantly.

1. What are some factors that can decrease a population's size?

Correct Answer: B) Emigration and deaths.

2. What is the main source of energy for all organisms except those living deep in the ocean?

Correct Answer: D) The sun.

3. What do you call it when one species benefits AND the other species benefits?

Correct Answer: D) Mutualism.

4. Meteors burn up in this layer

Correct Answer: C) Mesosphere.

5. Mr. S. sets up an experiment to see how the mass of a ball affects the distance it rolls off a ramp. Identify the dependent variable.

Correct Answer: B) Distance traveled by the ball.

6. The movement of matter due to differences in density that are caused by temperature variations.

Correct Answer: C) Convection.

7. Shivering in response to being cold is an example of

Correct Answer: A) Negative feedback loop.

8. What do we call the natural surroundings in which plants and animals live?

Correct Answer: A) Nature.

9. Rainwater harvesting was introduced in India in this State

Correct Answer: D) Andhra Pradesh.

10. Takes account of all new discoveries

Correct Answer: A) Science.

11. Relationship in which one organism benefits but the other is neither helped nor harmed

Correct Answer: C) Commensalism.

12. More ..... exist on Earth than any other type of animal.

Correct Answer: B) Insects.

13. The study of the environment that includes the physical, biological, and social sciences:

Correct Answer: B) Environmental science.

14. Streamlike movements of water that flow very slowly along the ocean floor

Correct Answer: B) Deep currents.

15. Which president created the Environmental Protection Agency (EPA)?

Correct Answer: A) Richard Nixon.

16. An event in which a large percentage of all living species become extinct in a relatively short period of time.

Correct Answer: B) Mass extinction.

17. What scales can environmental problems occur on?

Correct Answer: D) All of the Above.

18. How are human affecting the balance of carbon in the atmosphere?

Correct Answer: C) Humans are increasingly burning fossil fuels, consequently there are more carbon dioxide emissions.

19. A large natural or artificial lake created by a dam that is used as a source of water supply.

Correct Answer: D) Reservoir.

20. Study of inter-relationship between organisms and their environment is

Correct Answer: A) Ecology.