Environmental Sciences Quiz 377 (20 MCQs)

Quiz Instructions

Select an option to see the correct answer instantly.

1. Crude oil, coal, and natural gas are classified as ..... fuels because they have formed over millions of years from the decayed remains of ancient organisms.
2. Which process uses oxygen to make energy?
3. Result of green house gases effect is
4. The amount of product or service people will buy at a given price if free to do so
5. The first step in surface coal mining is
6. During harvest season farmers would collect what?
7. If 50 molecules of carbon dioxide are detected in a volume of air containing 1 million molecules, the carbon dioxide reading would be:
8. A U.S. senator from Maine wants to find out the opinion of the voters in his state on issues concerning education. The office of the senator passes out surveys on ten street corners in the five major cities in the state of Maine. Is this random?
9. Coagulate
10. Most of the pollutants in the ocean come from
11. Organisms that live at the bottom of oceans or bodies of fresh water
12. Oceanography is
13. A. disruption B. pollutant C. emission D. atmosphere
14. An organism that eats other organisms or organic matter instead of producing its own nutrients or obtaining nutrients from inorganic sources.
15. The burning of fossil fuels .....
16. The long, thin wax coated needles of conifers help the trees
17. One of the five layers of the atmosphere, lying immediately above the troposphere and extending from 10km to about 50km above the Earth's surface
18. ..... is when the weather and temperature change over a long period of time.
19. Estuaries are a transition zone between
20. What is a point-source pollution?