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Exam 19: Environmental Health

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Question 31

Multiple Choice

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The United Nations projects that world population will reach 9.3 billion by

A) 2020.
B) 2050.
C) 2075.
D) 2100.

E) B) and C)
F) A) and D)

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Question 32

Multiple Choice

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In ______,the waste material from one product is used as the raw material to produce a new product.

A) recycling
B) composting
C) biodegradation
D) sanitary landfills

E) C) and D)
F) A) and D)

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Question 33

Multiple Choice

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What is the process by which organic substances are broken down naturally by living organisms?

The EPA's Air Quality Index measures all of the following EXCEPT

Alec has graduated from college and is moving to a large city to start a new job. Once he arrives, he plans to buy his first new car. Because he has asthma and is concerned about the effects of air pollution, he wants to consider environmental factors in his choice of vehicle and in his driving habits. He also wants to avoid asthma-related health problems associated with air pollution. -If Alec wants to reduce the chance that he is contributing to the formation of smog,he should limit his driving time/distance in all of the following areas or conditions EXCEPT

Which of the following communities is noted for being contaminated with toxic industrial wastes?

Water is usually disinfected by using

Which of the following is NOT considered "e-waste"?

Define biomagnification,and describe how it affects exposure to pesticides and mercury.Explain (1)dietary recommendations relating to mercury intake and (2)the appropriate method for cleaning up mercury from a broken compact fluorescent light bulb.

Health risks linked to depletion of the ozone layer include cataracts and reduced immune response.

A gas or vapor that traps infrared radiation instead of allowing it to escape through the atmosphere is called a(n)

Release of ______ into the atmosphere is the primary cause of the depletion of the ozone layer.

You can conserve energy by doing all of the following EXCEPT

Which of the following is an acronym for a recently introduced type of vehicle that has a high fuel economy rating?

Uyen lives in a state in which the legislature is considering a bill (AB 175)that would allow new roads to be built through a wilderness area.Proponents support the measure because it would allow greater access for recreation and the harvesting of more trees from non-protected areas that are now difficult for large trucks to reach.Opponents state that the plan will endanger the ecosystem and its wildlife through habitat destruction from road-building and from increased human use and logging.Uyen wishes to write her local representative about this issue.Choose a position,and draft a brief letter that supports it.

Levels of atmospheric greenhouse gases are rising because of

The pesticide DDT contributed to the control of

The warming of the earth due to buildup of carbon dioxide and other gases is termed the greenhouse effect.

Eating large amounts of which of the following foods can expose you to high levels of mercury?

Which of the following statements about factors contributing to population growth is FALSE?