Environmental Sciences Quiz 668 (20 MCQs)

Quiz Instructions

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1. How many statues are on Easter Island?
2. What type of data would be required to show that the amount of carbon dioxide emissions from the burning of fossil fuels for energy can be reduced by using renewable resources?
3. Nitrates and phosphates cause an overgrowth of:
4. Ecosystems provide the conditions for growing food.
5. What is a forest?
6. When surface currents meet continents they?
7. Which pair of biogeochemical cycles are most associated with inorganic fertilizer and sewage waste?
8. The level of the food chain which contains the least energy are the:
9. Which of the following is the primary external source of energy behind the water cycles?
10. In general, what happens to the climate (of the Earth) if more greenhouse gases are released (through human activities and natural occurrences) into the atmosphere?
11. Hydrogen fuel is..... energy source.
12. Which of the following characteristics of a rock is affected by the cooling rate of magma?
13. How many people are there on Earth?
14. A small storm often accompanied by heavy precipitation and frequent thunder and lightning
15. The biological transformation of ammonia or ammonium to nitrites and nitrates.
16. This describes the average atmospheric condition in area.
17. Name that cycle:The one needed for the building of cells.
18. A rock that forms from compressed or cemented layers of sediment
19. During the processes of photosynthesis and cellular respiration,
20. Which trophic level in a food web would accumulate the LEAST amount of a toxin, such as methylmercury or DDT?