Environmental Sciences Quiz 158 (20 MCQs)

Quiz Instructions

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1. The branch of philosophy that deals with whether behavior is good or bad, right or wrong, is called

Correct Answer: D) Ethics.

2. How much of healthy air is oxygen?

Correct Answer: C) 21%.

3. Which two metals are thought to be found in the core?

Correct Answer: B) Iron and nickel.

4. ..... is an easy means to communicate a message to a large number of people at the same time.

Correct Answer: B) Television.

5. Which ocean is the largest on Earth?

Correct Answer: A) Pacific.

6. Something that causes disease

Correct Answer: B) Pathogen.

7. Which of the following best defines environmental science?

Correct Answer: B) The study of interactions between humans and the environment.

8. Which gas in our atmosphere is most abundant?

Correct Answer: C) Nitrogen.

9. To help them survive in the tundra, caribou have various adaptations, such as

Correct Answer: B) Wide hooves for travel on mud and snow.

10. Amount of dissolved salts in water

Correct Answer: D) Salinity.

11. Name a producer in this food web (click image)

Correct Answer: B) Phytoplankton (green algae).

12. Study of how resources are converted into goods and services are used and distributed and used.

Correct Answer: A) Economics.

13. The reintroduction of wolves to Yellowstone National Park did not have an impact on the ecosystem

Correct Answer: B) FALSE.

14. You can find desert environments on every .....

Correct Answer: A) Continent.

15. How do non-human living things participate in the nitrogen cycle? (fill in the blank/short answer)

Correct Answer: D) All of the above.

16. ..... is the degree to which a measurement conforms to the correct value.

Correct Answer: B) Accuracy.

17. What major impact has human development had on wildlife habitats?

Correct Answer: D) The amount and quality of habitat has decreased.

18. Which category is our Sun located in?

Correct Answer: C) Main Sequence.

19. Which of the following process unit is used for air pollution control in chemical plants?

Correct Answer: B) Thermal Oxidizer.

20. A pride of lions stalks, tackles, and kills an antelope. Which is best being demonstrated?

Correct Answer: A) Predation.