Question 1

An analysis of air pollutants in an urban area resulted in the detection of NO2, SO2, CO, and particulates. How are all these chemicals related?

Accepted Answer

A) All of them are classified as primary pollutants. 
B) All of them are classified as secondary pollutants. 
C) All of them contribute to acid precipitation. 
D) All are components of photochemical smog. 
A) All of them are classified as primary pollutants. 
B) All of them are classified as secondary pollutants. 
C) All of them contribute to acid precipitation. 
D) All are components of photochemical smog. A

Question 2

What helps maintain global oxygen concentrations in the troposphere?

Accepted Answer

A) Oxygen levels remain balanced by photosynthesis and cellular respiration. 
B) Photosynthesis replaces oxygen loss to air pollutants like NOx, SOx, and ozone. 
C) The burning of fossil fuels since the Industrial Revolution has helped maintain oxygen concentrations in the atmosphere. 
D) Excess oxygen is broken down by ozone in the upper atmosphere. 
A) Oxygen levels remain balanced by photosynthesis and cellular respiration. 
B) Photosynthesis replaces oxygen loss to air pollutants like NOx, SOx, and ozone. 
C) The burning of fossil fuels since the Industrial Revolution has helped maintain oxygen concentrations in the atmosphere. 
D) Excess oxygen is broken down by ozone in the upper atmosphere. A

Question 3

Based on a 2008 ruling by the US Supreme Court, the pollutant that the US EPA must now regulate under the Clean Air Act is:

Accepted Answer

A) carbon monoxide 
B) carbon dioxide 
C) CFCs 
D) ozone 
A) carbon monoxide 
B) carbon dioxide 
C) CFCs 
D) ozone B

Question 4

Which of the following BEST illustrates a primary air pollutant?

Accepted Answer

A) Carbon dioxide released from the burning of coal. 
B) Sulfur trioxide produced when sulfur dioxide reacts with oxygen in the air. 
C) Ozone produced in photochemical smog. 
D) Carbon dioxide released through photosynthesis. 
A) Carbon dioxide released from the burning of coal. 
B) Sulfur trioxide produced when sulfur dioxide reacts with oxygen in the air. 
C) Ozone produced in photochemical smog. 
D) Carbon dioxide released through photosynthesis.

Question 5

What are the specific roles of the troposphere and stratosphere in the overall ecology of the Earth?

Accepted Answer

Organisms both depend on the atmosphere

Question 6

The ______ authorizes the EPA to establish limits on the amount of specific air pollutants permitted in the United States.

Accepted Answer

The answer of The ______ authorizes the EPA to establish...

Question 7

What is the main source of the indoor air pollutant radon?

Accepted Answer

A) The burning of wood and dung for cooking fires. 
B) Natural emissions seeping into building foundations from the ground. 
C) Cigarette smoking. 
D) Carpeting, fabrics, and furniture. 
A) The burning of wood and dung for cooking fires. 
B) Natural emissions seeping into building foundations from the ground. 
C) Cigarette smoking. 
D) Carpeting, fabrics, and furniture.

Question 8

How are carbon dioxide and methane SIMILAR?

Accepted Answer

A) They are secondary air pollutants. 
B) They are important components of photochemical smog. 
C) They are important contributors to respiratory disease in humans. 
D) They contribute to global warming. 
A) They are secondary air pollutants. 
B) They are important components of photochemical smog. 
C) They are important contributors to respiratory disease in humans. 
D) They contribute to global warming.

Question 9

Why is air pollution an increasing problem in developing countries?

Accepted Answer

A) In the desire to industrialize rapidly, less expensive but outdated, more polluting technologies are being adopted. 
B) The global distillation effect brings more pollutants into developing countries than they produce locally. 
C) Most people in developing countries now own two cars exacerbating urban heat islands and dust domes. 
D) Developing countries are located in areas that tend to suffer from thermal inversions. 
A) In the desire to industrialize rapidly, less expensive but outdated, more polluting technologies are being adopted. 
B) The global distillation effect brings more pollutants into developing countries than they produce locally. 
C) Most people in developing countries now own two cars exacerbating urban heat islands and dust domes. 
D) Developing countries are located in areas that tend to suffer from thermal inversions.

Question 10

Collectively the polar easterlies, westerlies and trade winds are known as ______.

Accepted Answer

The answer of Collectively the polar easterlies, westerlies and trade...

Question 11

Explain the relationship between urban heat islands and dust domes. How do they increase pollution in urban areas?

Accepted Answer

An urban heat island is local heat build

Question 12

Electrostatic precipitators use electrical charges to attract and track what pollutants?

Accepted Answer

A) Ozone. 
B) Particulates. 
C) Sulfur oxides. 
D) Nitrogen oxides. 
A) Ozone. 
B) Particulates. 
C) Sulfur oxides. 
D) Nitrogen oxides.

Question 13

All of the following about particulate air pollution is true EXCEPT:

Accepted Answer

A) Particulate matter includes both primary air pollutants such as soot and lead, as well as secondary air pollutants such as sulfuric acid. 
B) Urban areas receive less sunlight than rural areas, partly as a result of greater quantities of particulate matter in the air in urban settings. 
C) Microscopic particles are less dangerous than larger particles as trace amounts of hundreds of different chemicals bind to the larger particles and inhaling these particles introduces the chemicals, some of them toxic, deep into the lungs. 
D) The Environmental Protection Agency (EP
A) samples microscopic particulate matter at 1,000 locations around the United States because its composition varies with location and season. 
A) Particulate matter includes both primary air pollutants such as soot and lead, as well as secondary air pollutants such as sulfuric acid. 
B) Urban areas receive less sunlight than rural areas, partly as a result of greater quantities of particulate matter in the air in urban settings. 
C) Microscopic particles are less dangerous than larger particles as trace amounts of hundreds of different chemicals bind to the larger particles and inhaling these particles introduces the chemicals, some of them toxic, deep into the lungs. 
D) The Environmental Protection Agency (EP
A) samples microscopic particulate matter at 1,000 locations around the United States because its composition varies with location and season.

Question 14

Why is photochemical smog typically worse in the summer?

Accepted Answer

A) There is more solar energy to drive photochemical reactions. 
B) People tend to travel more in the summer. 
C) Temperature inversions and heat domes drive photochemical reactions. 
D) Warm temperatures prevent the dissipation of pollutants. 
A) There is more solar energy to drive photochemical reactions. 
B) People tend to travel more in the summer. 
C) Temperature inversions and heat domes drive photochemical reactions. 
D) Warm temperatures prevent the dissipation of pollutants.

Question 15

Fine solids or liquid droplets suspended in the atmosphere are known as:

Accepted Answer

A) primary air pollutants. 
B) secondary air pollutants. 
C) hydrocarbons. 
D) particulate matter. 
A) primary air pollutants. 
B) secondary air pollutants. 
C) hydrocarbons. 
D) particulate matter.

Question 16

The Coriolis effect results from:

Accepted Answer

A) rising and falling air pressure on different parts of the Earth's surface. 
B) the Earth's rotation. 
C) the prevailing winds. 
D) heating of the Earth near the equator and cooling near the poles. 
A) rising and falling air pressure on different parts of the Earth's surface. 
B) the Earth's rotation. 
C) the prevailing winds. 
D) heating of the Earth near the equator and cooling near the poles.

Question 17

Why is indoor air pollution a serious health hazard in some developing countries?

Accepted Answer

A) The burning of coal releases significant amounts of particulates into the air. 
B) People smoke more in developing countries. 
C) Many homes rely on indoor burning of wood or dung without proper ventilation. 
D) Most houses in these countries are well insulated, increasing household exposure to radiation. 
A) The burning of coal releases significant amounts of particulates into the air. 
B) People smoke more in developing countries. 
C) Many homes rely on indoor burning of wood or dung without proper ventilation. 
D) Most houses in these countries are well insulated, increasing household exposure to radiation.

Question 18

The thermosphere is: 1. the layer of atmosphere closest to the Earth's surface where weather occurs.
2. supports long distance communication because it reflects outgoing radio waves back to Earth without the use of satellites.
3. the layer where auroras form when electrically charged particles from the sun collide with gas molecules releasing energy visible as light of different colors

Accepted Answer

A) 1 only 
B) 2 only 
C) 3 only 
D) 2 and 3 
A) 1 only 
B) 2 only 
C) 3 only 
D) 2 and 3

Question 19

In the figure below -- what is the correct order of the layers of the atmosphere starting with the layer closest to the Earth's surface and moving away?

Accepted Answer

A) They are the stratosphere, mesosphere, thermosphere, and troposphere. 
B) They are the thermosphere, mesosphere, stratosphere, and troposphere. 
C) They are the mesosphere, stratosphere, troposphere, and thermosphere. 
D) They are the troposphere, stratosphere, mesosphere, and thermosphere. 
A) They are the stratosphere, mesosphere, thermosphere, and troposphere. 
B) They are the thermosphere, mesosphere, stratosphere, and troposphere. 
C) They are the mesosphere, stratosphere, troposphere, and thermosphere. 
D) They are the troposphere, stratosphere, mesosphere, and thermosphere.

Question 20

Discuss the regulatory measures that have been taken by the United States government to control problems associated with air pollution. Evaluate the success of these efforts.

Accepted Answer

The Clean Air Act (CAA)was passed in 197

An analysis of air pollutants in an urban area resulted in the detection of NO₂, SO₂, CO, and particulates. How are all these chemicals related?

What helps maintain global oxygen concentrations in the troposphere?

Based on a 2008 ruling by the US Supreme Court, the pollutant that the US EPA must now regulate under the Clean Air Act is:

Which of the following BEST illustrates a primary air pollutant?

What are the specific roles of the troposphere and stratosphere in the overall ecology of the Earth?

The ______ authorizes the EPA to establish limits on the amount of specific air pollutants permitted in the United States.

What is the main source of the indoor air pollutant radon?

How are carbon dioxide and methane SIMILAR?

Why is air pollution an increasing problem in developing countries?

Collectively the polar easterlies, westerlies and trade winds are known as ______.

Explain the relationship between urban heat islands and dust domes. How do they increase pollution in urban areas?

Electrostatic precipitators use electrical charges to attract and track what pollutants?

All of the following about particulate air pollution is true EXCEPT:

Why is photochemical smog typically worse in the summer?

Fine solids or liquid droplets suspended in the atmosphere are known as:

The Coriolis effect results from:

Why is indoor air pollution a serious health hazard in some developing countries?

In the figure below -- what is the correct order of the layers of the atmosphere starting with the layer closest to the Earth's surface and moving away?

Discuss the regulatory measures that have been taken by the United States government to control problems associated with air pollution. Evaluate the success of these efforts.

The Environmental Challenges We Face

Sustainability and Human Values

Environmental History, Politics, and Economics

Risk Analysis and Environmental Health Hazards

How Ecosystems Work

Ecosystems and Evolution

Human Population Change and the Environment

Global Atmospheric Changes

Freshwater Resources and Water Pollution

The Ocean and Fisheries

Mineral and Soil Resources

Land Resources

Agriculture and Food Resources

Biodiversity and Conservation

Solid and Hazardous Waste

Nonrenewable Energy Resources

Renewable Energy Resources

Filters

Exam 8: Air and Air Pollution

An analysis of air pollutants in an urban area resulted in the detection of NO2, SO2, CO, and particulates. How are all these chemicals related?

What helps maintain global oxygen concentrations in the troposphere?

Based on a 2008 ruling by the US Supreme Court, the pollutant that the US EPA must now regulate under the Clean Air Act is:

Which of the following BEST illustrates a primary air pollutant?

What are the specific roles of the troposphere and stratosphere in the overall ecology of the Earth?

The ______ authorizes the EPA to establish limits on the amount of specific air pollutants permitted in the United States.

What is the main source of the indoor air pollutant radon?

How are carbon dioxide and methane SIMILAR?

Why is air pollution an increasing problem in developing countries?

Collectively the polar easterlies, westerlies and trade winds are known as ______.

Explain the relationship between urban heat islands and dust domes. How do they increase pollution in urban areas?

Electrostatic precipitators use electrical charges to attract and track what pollutants?

All of the following about particulate air pollution is true EXCEPT:

Why is photochemical smog typically worse in the summer?

Fine solids or liquid droplets suspended in the atmosphere are known as:

The Coriolis effect results from:

Why is indoor air pollution a serious health hazard in some developing countries?

In the figure below -- what is the correct order of the layers of the atmosphere starting with the layer closest to the Earth's surface and moving away?

Discuss the regulatory measures that have been taken by the United States government to control problems associated with air pollution. Evaluate the success of these efforts.

The Environmental Challenges We Face

Sustainability and Human Values

Environmental History, Politics, and Economics

Risk Analysis and Environmental Health Hazards

How Ecosystems Work

Ecosystems and Evolution

Human Population Change and the Environment

Global Atmospheric Changes

Freshwater Resources and Water Pollution

The Ocean and Fisheries

Mineral and Soil Resources

Land Resources

Agriculture and Food Resources

Biodiversity and Conservation

Solid and Hazardous Waste

Nonrenewable Energy Resources

Renewable Energy Resources

Filters

An analysis of air pollutants in an urban area resulted in the detection of NO₂, SO₂, CO, and particulates. How are all these chemicals related?