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Chapters 20-21

40 questions

1. Which of the following is not an example of water pollution?

2. The leading cause of water pollution is

3. Streams are able to recover most quickly when

4. The biochemical oxygen demand (BOD) of a body of water can be diagrammed with a(n)

5. Developing countries tend to have ________ water than developed countries.

6. Which of the following bodies of water is the least effective at diluting pollution?

7. The natural nutrient enrichment of a shallow lake, estuary, or slow-moving stream is known as

8. Cultural eutrophication often results in

9. Usually, the most effective and cheapest method for dealing with cultural eutrophication is to

10. In rural areas, most people obtain their drinking water from

11. Pollutants in groundwater are typically dispersed in a(n) ________ of widening, contaminated water.

12. Because of the difficulty and expense of cleaning up a contaminated aquifer, preventing contamination is the least expensive and most effective way to protect groundwater resources.

13. The ________ requires the EPA to establish national drinking water standards, called maximum contaminant levels, for any pollutants that may have adverse effects on human health.

14. The ultimate destination of water pollution is

15. In 1989, the Exxon Valdez oil tanker went off course, hit rocks, and released millions of gallons of oil into the waters off of

16. The most challenging type of water pollution to address is

17. One way of minimizing water pollution from agriculture is with

18. In rural areas, most homes dispose of sewage with the use of a

19. In wastewater treatment plants, solid objects are removed or allowed to settle during

20. One alternative to traditional septic systems where a soil-like humus suitable for fertilizer is produced is the

21. Generally, there is no waste in nature.

22. Wastes that threaten human health or the environment because they are poisonous, dangerously chemically reactive, corrosive, or flammable are

23. The country that produces the greatest amount of solid waste is

24. Most of New York City's garbage is

25. Reducing the environmental impact of municipal solid waste without trying to reduce the amount of waste produced is known as

26. Which of the following methods best addresses the amount of virgin materials used by consumers?

27. Which of the following methods of waste reduction is the most effective?

28. The best option for bagging groceries is to use

29. Turning materials into new products of the same type is known as

30. Wastes produced in manufacturing processes are

31. Using bacteria to break down food and other organic wastes is known as

32. By providing more access to electronic information, the internet has reduced the amount of paper used in the United States.

33. ________ consists of various types of large polymers, or resins, produced mostly from oil and natural gas.

34. Burning wastes in incinerators provides all of the following benefits except

35. Most solid wastes in the United States are disposed of

36. Which of the following correctly prioritizes how to deal with hazardous wastes?

37. Hazardous wastes may be detoxified by which of the following methods?

38. The most common method of dealing with hazardous wastes is by

39. ________, a highly toxic pollutant, was phased out of gasoline in the United States during the 1970s.

40. Protecting everyone from environmental hazards regardless of race, gender, age, national origin, income, social class, or any political factor, falls under