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Water Pollution Quiz 6 (25 MCQs)

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1. Which of the following is the correct statement?
2. Where did the BP oil spill take place?
3. How to know water is polluted?
4. What type of water pollution would an oil spill be classified as?
5. Farmers increase their use of fertilizer. What type of pollution would this cause?
6. The biochemical oxygen demand (BOD) is defined as:
7. Which of the following metals poses a health risk to human who eat large quantities of marine fish such as swordfish and tuna
8. The process of human activities near urban or agriculutre areas that input excess plant nutrients into lakes is known as
9. This is responsible for requiring the Environmental Protection Agency to set standards of maximum containment levels for water pollutants that have negative health impacts for humans.
10. Which Option Do You Think Could Best Help Clean Up The River.
11. Which of these is not a human cause of water pollution?
12. Which of the following is an example of how humans can reduce the rate of natural erosion?
13. _____ covers 70% of our planet Earth.
14. What has Rwanda done to combat the plastic problem?
15. What happens when organisms die in the water
16. All of the following are effects of water pollution except:
17. Which of the following is an indicator species whose presence in a river or stream indicates excellent water quality?
18. How can nutrients be a pollutant?
19. _____ is the introduction of chemical, physical, or biological agents into water that degrade water quality and negatively affect the organisms that depend on the water.
20. Warm water contains less dissolved oxygen than cold water. Increasing the temperature of water by artificial means is called _____
21. What happens when water cant hold all substances?
22. Which of the following is NOT a type of toxic pollution?
23. Plastic doesn't break down it _____
24. Increased use of inorganic (lab-made) fertilizers on crops contributes to:
25. The contamination of water, usually as a result of human activities is which of the following?
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