Ch. 9 Saha (Final)

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Air pollution is best defined as ________.
A) small particles in the atmosphere arising from volatile organic compounds
B) gases or particles present in high enough concentrations in the atmosphere to harm humans, other organisms and structures
C) any gases in Earth’s atmosphere in trace amounts
D) organic chemicals that can vaporize into the air
E) suspended particles of gases that contain small amounts of solids and liquids

B

Which of the following is a secondary air pollutant?
A) Chlorofluorocarbons
B) Ozone
C) Carbon dioxide
D) Sulfur dioxide
E) Particulate matter

B

Which of the following is not an aerosol?
A) Smoke
B) Fog/Smog
C) Dust
D) Pollen
E) Methane

E

Which of the following is a primary pollutant?
A) Ozone
B) Sulfuric acid
C) Photochemical aerosols
D) Nitric acid
E) Mercury

E

A temperature inversion can adversely affect air quality and is characterized by ________.
A) inverted air masses with particulates held at altitude
B) a layer of cold air forming above warmer air
C) air masses in which primary and secondary air pollutants are inverted
D) a layer of warm air forming above colder air
E) a layer of warm air forming above the stratosphere

D

Photochemical smog is formed when primary air pollutants interact with ________.
A) sunlight
B) water
C) air
D) moisture
E) gases

A

CFCs were primarily used in ________.
A) automobiles
B) refrigeration
C) aerosols
D) factories
E) power plants

B

Scrubbers remove 90% of ________.
A) CFCs
B) sulfur oxides
C) nitrogen oxides
D) greenhouse gases
E) acid deposition

B

An aerosol mixture of particulates and sulfur compounds form a grayish colored substance that is called ________.
A) photochemical fog
B) industrial smog
C) sulfuric aerosols
D) industrial fog
E) inversion smog

B

All of the following are considered indoor air pollutants except ________.
A) cigarette smoke
B) radon
C) sodium chloride
D) asbestos
E) oven cleaners

C

The best way to address outdoor air pollution is to ________.
A) build high smoke stacks
B) install scrubbers on smoke stacks
C) use less polluting energy sources
D) use high sulfur content coal
E) use automobiles without catalytic convertors

C

Radon is an indoor air pollutant that has been linked to ________.
A) skin cancer
B) lung cancer
C) liver cancer
D) kidney failure
E) liver failure

B

The most common human health response to air pollution is ________.
A) eye and respiratory irritation
B) blindness caused by deteriorating eye tissues
C) heart disease
D) circulatory ailments
E) lung cancer

A

Stratospheric ozone depletion is currently most serious ________.
A) over North America
B) over tropical latitudes
C) over the most populated and urbanized regions
D) over the Arctic Ocean
E) over New Zealand and Australia

E

All of the following are major steps to controlling air pollution except ________.
A) identification of the pollutants
B) finding cures for the diseases caused by air pollutants
C) determination of major sources of pollutants
D) implementing strategies to meet the air pollution standards
E) developing agreements among countries to limit air pollution

B

Which step would be most likely to have the greatest effect on improving outdoor air pollution?
A) Significant reduction in automobile use
B) Drastic reduction in the use of aerosol cans
C) Drastic reduction in radon emissions
D) Drastic reduction in cigarette smoking
E) Drastic reduction in burning firewood

A

Which of the following health problems is also associated with UV exposure associated with thinning of Earth’s ozone layer?
A) Headaches
B) Heart disease
C) Skin cancer
D) Gastrointestinal disease
E) Skin irritations

C

Stratospheric ozone destruction involves a complex series of reactions. The first significant reaction involves ________.
A) O3 reacting directly with CFCs
B) UV from sunlight causing Cl atoms to break free from CFCs
C) O3 reacting with industrial sulfuric acid
D) UV from sunlight reacting directly with O3
E) UV from sunlight being trapped in the troposphere

B

The primary source of the acidity in acid rain are the gases ________.
A) NOx and N2O
B) O3 and SO2
C) SO2 and NOx
D) H2SO4 and NO
E) O3 and VOCs

C

Which of the following acts set new standards to reduce automobile emissions along with establishing a cap-and-trade program for reducing sulfur dioxide emissions?
A) The Clean Air Act
B) The Motor Vehicle Air Pollution Control Act
C) The Air Quality Act
D) The Clean Air Act Amendment of 1970
E) The Clean Air Act Amendment of 1990

E

All of the following pollutants were targeted for reduction by 2010, according to The 1999 Protocol, except ________.
A) sulfur dioxide
B) nitrous oxide
C) VOCs
D) ammonia
E) CFCs

E

Which of the following pesticides was used to kill termites and treat wood between 1948 and 1988?
A) DDT
B) PCB
C) Chlordane
D) Lindane
E) Atrazine

C

Which naturally emitted gas, accumulating in indoor spaces, has been linked with lung cancer in humans?
A) O3
B) 122Rn
C) 239Pu
D) CO
E) VOCs

B

The EPA regulates the demolition and renovation of older buildings because they may contain ________.
A) VOCs
B) asbestos
C) plywood
D) radon
E) hydrocarbon

B

In many developing countries a primary indoor air pollutant is ________.
A) cigarette smoke
B) smoke from wood-fueled stoves
C) asbestos
D) radon
E) VOCs

B

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