Environmental Sciences Quiz 611 (20 MCQs)

Quiz Instructions

Select an option to see the correct answer instantly.

1. The nonliving parts of an organism's environment (physical and chemical)

Correct Answer: B) Abiotic.

2. Which of the following is the variable that is manipulated by the scientist during the experiment?

Correct Answer: B) Independent variable.

3. A species is most likely to go extinct in a changing environment if it has

Correct Answer: C) A narrow niche.

4. Which of the following is NOT a method of energy conservation?

Correct Answer: D) Driving alone in your car to work.

5. Who promoted the preservation ethic?

Correct Answer: A) John Muir.

6. What was the name of the book written by Rachel Carson that helped start The Third Period of US Environmental Policy?

Correct Answer: C) Silent Spring.

7. A ..... stitches clothes for us.

Correct Answer: C) Tailor.

8. Bottom layer of the ocean from the base of the thermocline to the bottom of the ocean:

Correct Answer: C) Deep Zone.

9. The Gulf of Mexico dead zone is characterized by extremely low levels of ..... in the water.

Correct Answer: C) Oxygen.

10. What creates the air pressure difference between the equator and the poles?

Correct Answer: D) The amount of direct sunlight each area receives.

11. LPG

Correct Answer: A) Liquefied Petroleum Gas.

12. Which biomolecule includes sugars, cellulose and starch?

Correct Answer: C) Carbohydrates.

13. Which of the following zones is the coldest and has the lowest amount of oxygen?

Correct Answer: C) Profundal.

14. Any type of liquid or solid water that falls to earth's surface

Correct Answer: C) Precipitation.

15. How does the energy change within the steps of a food chain?

Correct Answer: A) Most of the energy is at the base of the food chain and there is less energy as you move up the food chain.

16. Use the diagram below to answer the question. In this energy pyramid, which organism would most likely be in level 2?

Correct Answer: B) Caterpillar.

17. In Rwanda, there are more young children than teenagers, and more teenagers than adults. This age structure indicates a population that

Correct Answer: B) Will double in 30 years.

18. Which of the following is an example of a greenhouse gas?

Correct Answer: A) Carbon Dioxide.

19. What is the percentage of oxygen in Earth's atmosphere?

Correct Answer: B) 21%.

20. In addition to cars, ..... add pollutants to Mexico City's air.

Correct Answer: C) Factories.