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Which is the fastest-growing portion of the U.S.waste stream?


A) yard trimmings
B) metals
C) plastics
D) e-waste

E) A) and C)
F) All of the above

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Which one of the following statements about the effects of noise is FALSE?


A) Permanent hearing loss can occur from prolonged exposure to sounds above 80-85 decibels.
B) Children may suffer damage to their hearing at noise levels lower than when adults would suffer damage.
C) Permanent hearing loss occurs within the first 2 hours of exposure to sounds above 60 decibels.
D) OSHA sets legal standards for noise levels in the workplace.

E) None of the above
F) A) and B)

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"Sustainable development" refers to development that meets society's current needs and


A) grows at a specified pace annually.
B) allows future generations to meet theirs.
C) caps energy use at current annual levels.
D) gradually reduces energy use over time.

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

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

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Sludge that contains heavy metals


A) can best be eliminated through burning.
B) is hazardous to health.
C) makes especially good fertilizer.
D) is rarely found in sewage treatment facilities.

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

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B

Define biomagnification,and describe how it affects exposure to pesticides and mercury.

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Answered by ExamLex AI

Answered by ExamLex AI

Biomagnification is the process by which...

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Which of the following statements about air pollution is FALSE?


A) A major source of air pollution is the burning of fossil fuels.
B) Air pollution occurs with every pollen bloom.
C) A topographic features such as a mountain range can concentrate the problem.
D) Nuclear energy seems to be the solution to air pollution.

E) All of the above
F) B) and C)

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Which of the following statements about environmental health is FALSE?


A) It has focused on preventing infectious diseases spread by water,waste,food,rodents,and insects.
B) It encompasses all the interactions of humans and their environment and the health consequences of these actions.
C) Environmental pollutants contribute to infectious diseases but not to chronic diseases.
D) Advancements in technology have contributed to both the causes of and solutions to environmental health issues.

E) B) and C)
F) All of the above

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C

About what percentage of energy used in the United States comes from fossil fuels?


A) 25%
B) 60%
C) 85%
D) 100%

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

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Sewage sludge is sometimes used as a fertilizer,unless it is contaminated with


A) heavy metals.
B) high concentrations of water purifiers.
C) high concentrations of fluoride.
D) agricultural chemicals.

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

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Food waste makes up a larger portion of garbage in the United States than plastic,wood,and glass combined.

A) True
B) False

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


A) old computers
B) old televisions
C) used computer paper
D) old cell phones

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

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One potential drawback with the use of ethanol as an alternative energy source is that it


A) diverts corn crops from the food supply.
B) is a nonrenewable energy source.
C) will increase greenhouse gas emissions.
D) cannot be produced in the United States.

E) A) and B)
F) All of the above

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A

Surface water is likely to be contaminated with both organic matter and pathogenic microorganisms.

A) True
B) False

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Pollen is a contributor to air pollution.

A) True
B) False

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The field of environmental health grew out of efforts to control communicable disease.

A) True
B) False

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The pesticide DDT contributed to the control of


A) insect-borne disease in tropical countries.
B) Rocky Mountain spotted fever.
C) smallpox.
D) diphtheria.

E) C) and D)
F) None of the above

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The greenhouse effect is related to


A) acid rain.
B) global warming.
C) ecological homeostasis.
D) smog.

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

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Which of the following is NOT considered a recommendation for reducing garbage?


A) Avoid using paper cups by bringing your own china coffee mug to work.
B) Buy products with the least amount of packaging.
C) Use foil or plastic wraps to store food.
D) Start a compost pile for your organic garbage.

E) All of the above
F) A) and C)

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In the United States,the biggest component of household trash by weight is


A) plastics.
B) paper products.
C) lawn waste.
D) metals.

E) B) and D)
F) None of the above

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