Question 1

Discuss the three main areas of focus in preventing indoor air pollution.

Accepted Answer

1. Source control - eliminating or reducing individual contaminants, such as tobacco smoke
2. Ventilation improvements - increasing the amount of outdoor air coming indoors
3. Air cleanliness - removing particulates from the air by using devices that clean and filter the air

Question 2

The Environmental Protection Agency (EPA) has issued updated standards to reduce the levels of lead in U.S. drinking water supplies. The regulations stipulate that tap water lead values must not exceed

Accepted Answer

A)  10 parts per billion. 
B)  15 parts per billion. 
C)  20 parts per billion. 
D)  25 parts per billion. 
A)  10 parts per billion. 
B)  15 parts per billion. 
C)  20 parts per billion. 
D)  25 parts per billion. B

Question 3

You have been looking at numerous new homes. The nausea and fatigue you are attributing to the stress of buying a new house may actually be due to exposure to

Accepted Answer

A)  asbestos. 
B)  carbon monoxide. 
C)  formaldehyde. 
D)  radon. 
A)  asbestos. 
B)  carbon monoxide. 
C)  formaldehyde. 
D)  radon. C

Question 4

Electromagnetic waves and particles with short wavelengths and enough energy to ionize atoms is

Accepted Answer

A)  cell phone radiation. 
B)  nonionizing radiation. 
C)  ionizing radiation. 
D)  microwave radiation. 
A)  cell phone radiation. 
B)  nonionizing radiation. 
C)  ionizing radiation. 
D)  microwave radiation.

Question 5

You considering purchasing an older home in a historic neighborhood. You have hired an inspector to check the house for sources of lead, which may be in all of the following EXCEPT

Accepted Answer

A)  paint. 
B)  pipes and plumbing. 
C)  glazes. 
D)  wood floors. 
A)  paint. 
B)  pipes and plumbing. 
C)  glazes. 
D)  wood floors.

Question 6

Which of the following initiatives for reducing air pollution is ineffective?

Accepted Answer

A)  Setting high parking fees 
B)  Establishing high road-usage tolls 
C)  Imposing bans on city driving 
D)  Increasing the cost of mass transportation 
A)  Setting high parking fees 
B)  Establishing high road-usage tolls 
C)  Imposing bans on city driving 
D)  Increasing the cost of mass transportation

Question 7

According to population experts, the most critical environmental challenge today is

Accepted Answer

A)  cleaning up landfills. 
B)  eliminating greenhouse gas. 
C)  slowing population growth in cities. 
D)  slowing population growth worldwide. 
A)  cleaning up landfills. 
B)  eliminating greenhouse gas. 
C)  slowing population growth in cities. 
D)  slowing population growth worldwide.

Question 8

Most solid municipal waste is recycled.

Accepted Answer

A) True 
 B)False

Question 9

The chemical originally contained in aerosol propellants that is thought to have contributed to the depletion of the ozone layer is

Accepted Answer

A)  carbon oxides. 
B)  chlorofluorocarbons. 
C)  fluorohydrochlorides. 
D)  nitrous oxide. 
A)  carbon oxides. 
B)  chlorofluorocarbons. 
C)  fluorohydrochlorides. 
D)  nitrous oxide.

Question 10

Long-term exposure to formaldehyde can lead to

Accepted Answer

A)  eye and skin irritations. 
B)  memory loss, anxiety, and depression. 
C)  circulatory problems. 
D)  cancer and central nervous system disorders. 
A)  eye and skin irritations. 
B)  memory loss, anxiety, and depression. 
C)  circulatory problems. 
D)  cancer and central nervous system disorders.

Question 11

The industrial facilities that are the greatest source of nitrogen dioxide in the United States are

Accepted Answer

A)  paper manufacturing. 
B)  coal-powered electrical plants. 
C)  automobile manufacturing. 
D)  semiconductor manufacturing. 
A)  paper manufacturing. 
B)  coal-powered electrical plants. 
C)  automobile manufacturing. 
D)  semiconductor manufacturing.

Question 12

Most experts agree that the only truly effective way to reduce air pollution is to

Accepted Answer

A)  change all industrial waste laws. 
B)  reduce consumption of fossil fuels and shift to alternative energy sources. 
C)  make cars larger, heavier, and more efficient. 
D)  eliminate mass transportation as much as possible. 
A)  change all industrial waste laws. 
B)  reduce consumption of fossil fuels and shift to alternative energy sources. 
C)  make cars larger, heavier, and more efficient. 
D)  eliminate mass transportation as much as possible.

Question 13

All of the following are consequences of population growth EXCEPT

Accepted Answer

A)  natural resources being depleted. 
B)  animal habitats being destroyed. 
C)  decreased availability of clean water. 
D)  higher healthcare costs. 
A)  natural resources being depleted. 
B)  animal habitats being destroyed. 
C)  decreased availability of clean water. 
D)  higher healthcare costs.

Question 14

Radiation exposure is measured in which of the following units (also called roentgens)?

Accepted Answer

A)  Radiation ionized units 
B)  Radiation absorbed doses 
C)  Radiation exposed doses 
D)  Radiation frequency units 
A)  Radiation ionized units 
B)  Radiation absorbed doses 
C)  Radiation exposed doses 
D)  Radiation frequency units

Question 15

Gases that accumulate in the atmosphere and play a role in global warming by trapping heat near the Earth's surface are

Accepted Answer

A)  ionizing gases. 
B)  greenhouse gases. 
C)  stratospheric gases. 
D)  hydrocarbons. 
A)  ionizing gases. 
B)  greenhouse gases. 
C)  stratospheric gases. 
D)  hydrocarbons.

Question 16

Sources of water contamination include all of the following EXCEPT

Accepted Answer

A)  gas and petroleum products. 
B)  dioxins. 
C)  radon. 
D)  PCBs. 
A)  gas and petroleum products. 
B)  dioxins. 
C)  radon. 
D)  PCBs.

Question 17

Which of the following is one of the molecular forms of oxygen?

Accepted Answer

A)  Hydrocarbons 
B)  Nitrogen 
C)  Ozone 
D)  Particulates 
A)  Hydrocarbons 
B)  Nitrogen 
C)  Ozone 
D)  Particulates

Question 18

Coal-powered electrical utility boilers and motor vehicles emit

Accepted Answer

A)  nitrogen dioxide. 
B)  carbon dioxide. 
C)  hydrochlorazine. 
D)  hydrocarbons. 
A)  nitrogen dioxide. 
B)  carbon dioxide. 
C)  hydrochlorazine. 
D)  hydrocarbons.

Question 19

Describe three sources of indoor air pollution and how you might prevent them from contributing to the indoor air pollution.

Accepted Answer

Answer can be any three of the following

Question 20

You are surveying your home for sources of lead because

Accepted Answer

A)  lead can be extremely detrimental to children and fetuses. 
B)  lead can make the paint on windowsills chip away. 
C)  the weight of lead in a house can cause the foundation to crack. 
D)  lead can cause minor allergic reactions. 
A)  lead can be extremely detrimental to children and fetuses. 
B)  lead can make the paint on windowsills chip away. 
C)  the weight of lead in a house can cause the foundation to crack. 
D)  lead can cause minor allergic reactions.

Exam 19: Environmental Health

Discuss the three main areas of focus in preventing indoor air pollution.

The Environmental Protection Agency (EPA) has issued updated standards to reduce the levels of lead in U.S. drinking water supplies. The regulations stipulate that tap water lead values must not exceed

You have been looking at numerous new homes. The nausea and fatigue you are attributing to the stress of buying a new house may actually be due to exposure to

Electromagnetic waves and particles with short wavelengths and enough energy to ionize atoms is

You considering purchasing an older home in a historic neighborhood. You have hired an inspector to check the house for sources of lead, which may be in all of the following EXCEPT

Which of the following initiatives for reducing air pollution is ineffective?

According to population experts, the most critical environmental challenge today is

Most solid municipal waste is recycled.

The chemical originally contained in aerosol propellants that is thought to have contributed to the depletion of the ozone layer is

Long-term exposure to formaldehyde can lead to

The industrial facilities that are the greatest source of nitrogen dioxide in the United States are

Most experts agree that the only truly effective way to reduce air pollution is to

All of the following are consequences of population growth EXCEPT

Radiation exposure is measured in which of the following units (also called roentgens)?

Gases that accumulate in the atmosphere and play a role in global warming by trapping heat near the Earth's surface are

Sources of water contamination include all of the following EXCEPT

Which of the following is one of the molecular forms of oxygen?

Coal-powered electrical utility boilers and motor vehicles emit

Describe three sources of indoor air pollution and how you might prevent them from contributing to the indoor air pollution.

You are surveying your home for sources of lead because

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