Question 1

Nitrogen oxides contribute to which of the following pollution problems

Accepted Answer

A)  Acid deposition
B)  Corroding metal
C)  Photochemical smog
D)  Global warming
E)  All of the aboveF) D) and E)
G) B) and D)

Question 2

How do primary air pollutants differ from secondary air pollutants

Accepted Answer

A)  Primary air pollutants contain oxygen,while secondary pollutants do not.
B)  Primary air pollutants cause greater health impacts than secondary pollutants do.
C)  Primary air pollutants are released directly into the atmosphere,while secondary air pollutants are formed by chemical reactions in the atmosphere.
D)  Primary air pollutants are formed through photochemical reactions in sunlight,while secondary air pollutants are not.E) B) and C)
F) All of the above

Question 3

According to National Academy of Sciences estimates,12% of all lung cancers are related to radioactivity caused by which of the following

Accepted Answer

A)  The burning of coal.
B)  Nuclear power plants.
C)  Residual atmospheric radiation related to nuclear weapons testing.
D)  Natural emissions that occur as uranium breaks down.E) A) and B)
F) A) and C)

Question 4

How are nitrogen oxides,sulfur oxides,and carbon oxides related

Accepted Answer

A)  All of them are secondary air pollutants that contribute to global warming.
B)  All of them are primary air pollutants that contribute to acid deposition.
C)  All of them are air pollutants that are formed by combustion of fossil fuels.
D)  All of them are air pollutants that result in respiratory diseases in humans.E) C) and D)
F) A) and B)

Question 5

Winds tend to blow from areas of ___ atmospheric pressure to areas of ___ atmospheric pressure,and the greater the difference between the high- and low- pressure areas,the ___ the wind.

Accepted Answer

A)  The westerly and easterly trade winds respectively.
B)  The Coriolis effect.
C)  The global distillation effect.
D)  The air movements created by the El Niño Southern Oscillation.E) None of the above
F) A) and B)

Question 6

What is the largest contributor to urban air pollution in Latin America

Accepted Answer

A)  Burning of coal for fuel.
B)  Indoor burning of wood and dung for fuel and cooking fires.
C)  Increased industrial burning of fuels.
D)  Increase in numbers of motor vehicles.E) B) and C)
F) A) and B)

Question 7

How does carbon monoxide impact human health

Accepted Answer

A)  It is responsible for global warming related illness.
B)  It irritates the eyes and skin.
C)  It impairs the ability of lungs to function properly.
D)  It reduces the blood's ability to transport oxygen.E) A) and C)
F) A) and D)

Question 8

What was the major improvement to air quality contributed by the 1990 amendments to the Clean Air Act

Accepted Answer

A)  The amendments required a significant decrease in indoor air pollutants.
B)  The amendments required "superclean" or zero emission vehicles.
C)  The amendments required a significant reduction in 189 toxic chemicals.
D)  The amendments required significant reductions in the original 7 toxic chemicals listed.E) B) and C)
F) None of the above

Question 9

What is industrial smog

Accepted Answer

A)  It is only formed by reactions involving sunlight and nitrous oxides and hydrocarbons released from automobile exhaust.
B)  It is formed from sulfur oxides and particulate matter released from combustion of heating oil and coal.
C)  It is formed by reactions between CFCs from industrial processes and ice crystals in the upper atmosphere.
D)  It is formed when secondary pollutants such as ozone combine with primary pollutants such as hydrocarbons in cold winter temperatures.E) A) and B)
F) C) and D)

Question 10

Why is radon more of a problem today than in the past
 What specific health concerns are related to exposure to radon
 Be sure to include a discussion of the source of this gas in your answer.

Accepted Answer

Radon is a naturally occurring gas produ...

Question 11

Based on climate data from Mount Hua in China,scientists have established the following link between air pollution and precipitation patterns:

Accepted Answer

A)  Thermal inversions
B)  Heat island
C)  Dust domes
D)  Photochemical smogE) A) and D)
F) B) and D)

Question 12

Why did lead pollution decrease significantly after the creation of the Clean Air Act

Accepted Answer

A)  Lead is now removed from coal before it is used as fuel.
B)  Electrostatic precipitators mandated by the Clean Air Act have greatly decreased the amount of lead being emitted from smokestacks.
C)  Catalytic converters in cars greatly reduce the amount of lead emitted.
D)  Leaded gasoline was outlawed.E) A) and C)
F) None of the above

Question 13

Long-term exposure to which of the following pollutants does not result in bronchitis

Accepted Answer

A)  particulates.
B)  sulfur oxides.
C)  nitrogen oxides.
D)  carbon monoxide.E) None of the above
F) All of the above

Question 14

Why do air pollution dust domes often form in urban areas

Accepted Answer

A)  Urban areas are usually in valleys.
B)  There are a high number of mobile sources that emit air pollutants.
C)  Pavement and rooftops concentrate heat and create relatively stable air masses that lift and keep pollutants in the air.
D)  Large cities are usually located on peninsulas or islands.E) C) and D)
F) None of the above

Question 15

Electrostatic precipitators use electrical charges to attract and track what pollutants

Accepted Answer

A)  a reduction in the combustion temperature of the fuel used.
B)  conversion to solar energy as the energy source.
C)  the use of a catalytic converter to reduce carbon monoxide emissions.
D)  the use of an electrostatic precipitator to remove particulates.E) C) and D)
F) A) and C)

Question 16

Which other indoor air pollutant increases the risk of radon-related cancers

Accepted Answer

A)  Formaldehyde from carpets and furniture.
B)  Tobacco smoke from cigarettes.
C)  Para-dichlorobenzene from moth balls and air fresheners.
D)  Nitrogen oxides from unvented gas stoves.E) A) and D)
F) B) and D)

Question 17

The most common contaminants of indoor air include all of the following EXCEPT:

Accepted Answer

A)  formaldehyde
B)  ozone
C)  sulfur oxides
D)  carbon monoxideE) All of the above
F) A) and B)

Question 18

Which of the following air pollutants is correctly paired with one of its major effects

Accepted Answer

A)  sulfur oxides - acid precipitation
B)  carbon oxides - corrosion of metal
C)  hydrocarbons - reduced visibility
D)  nitrogen oxides - blocks UV radiationE) A) and D)
F) A) and B)

Question 19

Why are illnesses from indoor air pollution often overlooked

Accepted Answer

A)  They resemble common ailments like colds or flu.
B)  They usually result long after exposure.
C)  They only occur in developing countries.
D)  They are easily controlled using modern healthcare.E) A) and B)
F) None of the above

Question 20

Explain how people like the Inuit,who live in remote pristine areas,are exposed to air pollution.

Accepted Answer

Air pollutants such as PCBs are produced...

Exam 8: Air and Air Pollution

Winds tend to blow from areas of ___ atmospheric pressure to areas of ___ atmospheric pressure,and the greater the difference between the high- and low- pressure areas,the ___ the wind.

Correct AnswerverifiedShow Answer

How does carbon monoxide impact human health

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Why do air pollution dust domes often form in urban areas

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What is industrial smog

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According to National Academy of Sciences estimates,12% of all lung cancers are related to radioactivity caused by which of the following

Correct AnswerverifiedShow Answer

The most common contaminants of indoor air include all of the following EXCEPT:

Correct AnswerverifiedShow Answer

Nitrogen oxides contribute to which of the following pollution problems

Correct AnswerverifiedShow Answer

Why is radon more of a problem today than in the past What specific health concerns are related to exposure to radon Be sure to include a discussion of the source of this gas in your answer.

Correct AnswerverifiedRadon is a naturally occurring gas produ...View AnswerShow Answer

What is the largest contributor to urban air pollution in Latin America

Correct AnswerverifiedShow Answer

Electrostatic precipitators use electrical charges to attract and track what pollutants

Correct AnswerverifiedShow Answer

How do primary air pollutants differ from secondary air pollutants

Correct AnswerverifiedShow Answer

Why did lead pollution decrease significantly after the creation of the Clean Air Act

Correct AnswerverifiedShow Answer

How are nitrogen oxides,sulfur oxides,and carbon oxides related

Correct AnswerverifiedShow Answer

Based on climate data from Mount Hua in China,scientists have established the following link between air pollution and precipitation patterns:

Correct AnswerverifiedShow Answer

Which other indoor air pollutant increases the risk of radon-related cancers

Correct AnswerverifiedShow Answer

Explain how people like the Inuit,who live in remote pristine areas,are exposed to air pollution.

Correct AnswerverifiedAir pollutants such as PCBs are produced...View AnswerShow Answer

Why are illnesses from indoor air pollution often overlooked

Correct AnswerverifiedShow Answer

Which of the following air pollutants is correctly paired with one of its major effects

Correct AnswerverifiedShow Answer

What was the major improvement to air quality contributed by the 1990 amendments to the Clean Air Act

Correct AnswerverifiedShow Answer

Long-term exposure to which of the following pollutants does not result in bronchitis

Correct AnswerverifiedShow Answer

Winds tend to blow from areas of _ atmospheric pressure to areas of _ atmospheric pressure,and the greater the difference between the high- and low- pressure areas,the ___ the wind.

Correct Answer
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Radon is a naturally occurring gas produ...
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Air pollutants such as PCBs are produced...
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