Deck 19: Environmental Health

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Question
Which of the following countries has the largest "ecological footprint"?

A) China
B) India
C) United States
D) Australia
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Question
All of the following statements about particulates are true EXCEPT

A) they are tiny particles suspended in the air.
B) car and truck exhaust releases particulates.
C) they can corrode metals.
D) they have no real effect on health.
Question
You are surveying your home for sources of lead because

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

A) paper manufacturing.
B) coal-powered electrical plants.
C) automobile manufacturing.
D) semiconductor manufacturing.
Question
Reasons for continued population growth in many developing nations include all of the following EXCEPT

A) traditional views of children as "social security."
B) incentives and tax breaks for larger families.
C) the low socioeconomic status of women.
D) a traditional desire for sons.
Question
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

A) paint.
B) pipes and plumbing.
C) glazes.
D) wood floors.
Question
When trying to ensure clean air in your home, sources of pollution to look for include all of the following EXCEPT

A) lead gases.
B) asbestos.
C) formaldehyde.
D) radon.
Question
Motor vehicle emissions are the primary source of the dangerous, odorless, colorless gas known as

A) carbon monoxide.
B) nitrogen dioxide.
C) carbon dioxide.
D) sulfur dioxide.
Question
Nancy bought two beautiful hand-painted platters during a recent trip to Mexico. She should have these dishes tested for which contaminant before using them to serve food?

A) Dioxin
B) Formaldehyde
C) Lead
D) Sulfur
Question
Air pollutants regulated by the Clean Air Act include all of the following EXCEPT

A) sulfur dioxide.
B) carbon monoxide.
C) particulates.
D) carbon dioxide.
Question
Nitrogen dioxide and oxygen interact with sunlight to form

A) carbon monoxide.
B) ozone.
C) particulates.
D) sulfur dioxide.
Question
The country projected to have the largest population by 2050 is

A) China.
B) India.
C) the Philippines.
D) Zambia.
Question
According to population experts, the most critical environmental challenge today is

A) cleaning up landfills.
B) eliminating greenhouse gas.
C) slowing population growth in cities.
D) slowing population growth worldwide.
Question
Chemicals used to kill insects and rodents are

A) dioxins.
B) solvents.
C) pesticides.
D) herbicides.
Question
Which of the following is one of the molecular forms of oxygen?

A) Hydrocarbons
B) Nitrogen
C) Ozone
D) Particulates
Question
Which of the following is major concern in regard to overpopulation?

A) Negative impact on global ecosystems and food supply
B) Increasing levels of prosperity in developed nations
C) More alternative fuels becoming available
D) Animal populations increasing
Question
When couples choose to have no more than two children, this will result in

A) reproductive restriction.
B) zero population growth.
C) limited procreation.
D) negative population growth.
Question
Chemicals used to kill weeds and vegetation are

A) dioxins.
B) solvents.
C) pesticides.
D) herbicides.
Question
A yellowish-brown gas that is a byproduct of burning fossil fuels is

A) nitrogen dioxide.
B) carbon monoxide.
C) carbon dioxide.
D) sulfur dioxide.
Question
All of the following are consequences of population growth EXCEPT

A) natural resources being depleted.
B) animal habitats being destroyed.
C) decreased availability of clean water.
D) higher healthcare costs.
Question
An example of a nonpoint source water pollutant is

A) outflow from a sewage treatment plant.
B) pesticide runoff from a farm.
C) waste from a mulching operation.
D) industrial waste from a chemical plant.
Question
Which of the following initiatives for reducing air pollution is ineffective?

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

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
Long-term exposure to formaldehyde can lead to

A) eye and skin irritations.
B) memory loss, anxiety, and depression.
C) circulatory problems.
D) cancer and central nervous system disorders.
Question
Increases in the planet's temperature over the past few decades can be attributed to

A) acid rain.
B) excess carbon monoxide
C) the increased use of chlorofluorocarbons.
D) the enhanced greenhouse effect.
Question
The process of formaldehyde being released into the air is referred to as

A) becoming friable.
B) leaching.
C) outgassing.
D) dispersing.
Question
Sources of water contamination include all of the following EXCEPT

A) gas and petroleum products.
B) dioxins.
C) radon.
D) PCBs.
Question
Seth has a sensitivity to mold. When he visits his grandparents and spends time in their damp basement in his grandfather's wood shop, he likely experiences all of the following EXCEPT

A) nasal congestion.
B) eye and skin irritation.
C) difficulty breathing.
D) migraine headaches.
Question
The average person in the United States generates how many pounds of municipal solid waste each day?

A) More than 4
B) More than 6
C) More than 8
D) More than 10
Question
Global warming can cause all the following EXCEPT

A) altered patterns of agriculture.
B) lowering of sea levels.
C) glacier retreat.
D) extreme weather events.
Question
The most predominant greenhouse gas is

A) nitrous oxide.
B) carbon dioxide.
C) hydrochlorazine.
D) methane.
Question
All of the following are examples of renewable resources EXCEPT

A) solar.
B) wind.
C) water.
D) coal.
Question
The chemical originally contained in aerosol propellants that is thought to have contributed to the depletion of the ozone layer is

A) carbon oxides.
B) chlorofluorocarbons.
C) fluorohydrochlorides.
D) nitrous oxide.
Question
The two general types of water pollution are described as

A) point source and nonpoint source.
B) toxic and nontoxic.
C) runoff and nonrunoff.
D) acid and nonacid.
Question
Coal-powered electrical utility boilers and motor vehicles emit

A) nitrogen dioxide.
B) carbon dioxide.
C) hydrochlorazine.
D) hydrocarbons.
Question
An example of a point source water pollutant is

A) runoff from a construction site.
B) outflow from a sewage treatment plant.
C) weed-killer used on lawns.
D) leakage from a septic tank.
Question
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

A) 10 parts per billion.
B) 15 parts per billion.
C) 20 parts per billion.
D) 25 parts per billion.
Question
Ozone is an atmospheric layer that is

A) close to Earth and poses no serious health threats.
B) in the stratosphere and protects the planet from UVB radiation.
C) a chemical that is produced when oxygen interacts with water.
D) the layer of gas located 100 miles above the Earth's surface.
Question
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

A) asbestos.
B) carbon monoxide.
C) formaldehyde.
D) radon.
Question
Earth's surface temperature has risen by how much in the past 100 years?

A) More than 1 degree but less than 2 degrees
B) More than 2 degrees but less than 3 degrees
C) More than 3 degrees but less than 5 degrees
D) More than 5 degrees
Question
Marta collects kitchen scraps and yard clippings in a bin outside of her home to create this soil enhancement for her garden. She is

A) recycling.
B) composting.
C) reducing energy use.
D) farming.
Question
Prolonged exposure to excessive noise can lead to

A) loss of concentration.
B) hearing loss.
C) memory loss.
D) personality disorders.
Question
Which type of accident results when the temperature in the core of a nuclear reactor increases enough to melt the fuel and breach the containment vessel?

A) Flood
B) Fire
C) Explosion
D) Meltdown
Question
Toxic waste (hazardous waste) in landfills and dump sites can harm entire ecosystems.
Question
Evidence suggests that air within homes and buildings can be 10 to 40 times more hazardous than outdoor air.
Question
Electromagnetic waves and particles with short wavelengths and enough energy to ionize atoms is

A) cell phone radiation.
B) nonionizing radiation.
C) ionizing radiation.
D) microwave radiation.
Question
The average number of births a female in a given population has during her reproductive years is the

A) conception rate.
B) birth rate.
C) fertility rate.
D) reproductive rate.
Question
Which naturally occurring odorless, colorless gas seeps into homes and is the second-leading cause of lung cancer?

A) Radon
B) Asbestos
C) Lead
D) Mold
Question
A measure of the amount of greenhouse gases produced, shown as units of carbon dioxide emissions, is the

A) smog level.
B) carbon level.
C) carbon footprint.
D) air quality index.
Question
Radiation exposure is measured in which of the following units (also called roentgens)?

A) Radiation ionized units
B) Radiation absorbed doses
C) Radiation exposed doses
D) Radiation frequency units
Question
Oil, coal, and natural gas are examples of fossil fuels, which are carbon-based fuels.
Question
All of the following statements regarding the safety of cell phones are true EXCEPT

A) the levels of radio frequency energy in cell phones are high enough to cause biological tissue damage.
B) the FCC limits the radio frequency energy in cell phones to 1.6 watts.
C) for the highest level of safety, it is best to use a hands-free device if a cell phone will be used for extended periods of time.
D) three large studies showed no relationship between cell phone usage and brain tumors to date.
Question
According to experts, what percentage of trash is recyclable?

A) 35%
B) 50%
C) 75%
D) 90%
Question
A measure of how clean or polluted the air in a given region is on a particular day is the

A) smog level.
B) carbon level.
C) carbon footprint.
D) air quality index.
Question
Which type of substance is an environmental contaminant that causes harm to living organisms?

A) Pollutant
B) Hazard
C) Runoff
D) Compound
Question
Which inexpensive device can be attached to faucets and showerheads to reduce water consumption?

A) Filter
B) Aerator
C) Pump
D) Gasket
Question
Gases that accumulate in the atmosphere and play a role in global warming by trapping heat near the Earth's surface are

A) ionizing gases.
B) greenhouse gases.
C) stratospheric gases.
D) hydrocarbons.
Question
Which material that was formerly used in construction materials has been found to be the cause of certain cancers and lung diseases?

A) Radon
B) Asbestos
C) Lead
D) PCBs
Question
Currently, India is the most populous country in the world.
Question
Countries that can afford a high birth rate are the ones with the most rapidly growing populations.
Question
Runoff from a parking lot is considered nonpoint source pollution.
Question
Describe three sources of indoor air pollution and how you might prevent them from contributing to the indoor air pollution.
Question
Cigarette smoke releases particulates into the air and is the greatest source of indoor air pollution.
Question
Explain how taking steps to preserve the environment for future generations can save you money now.
Question
Explain why slowing the world's population growth is the most critical environmental challenge today.
Question
Discuss the three main areas of focus in preventing indoor air pollution.
Question
Most solid municipal waste is recycled.
Question
Discuss three ways your can reduce the waste you generate at home.
Question
The Superfund was established by the federal government to provide money for water conservation efforts in certain communities.
Question
The global warming that has occurred over the last 50 years is due to human activities.
Question
Explain the zero population growth initiative.
Question
A decibel level of 110 is 10 times louder than 100 decibels.
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Deck 19: Environmental Health
1
Which of the following countries has the largest "ecological footprint"?

A) China
B) India
C) United States
D) Australia
United States
2
All of the following statements about particulates are true EXCEPT

A) they are tiny particles suspended in the air.
B) car and truck exhaust releases particulates.
C) they can corrode metals.
D) they have no real effect on health.
they have no real effect on health.
3
You are surveying your home for sources of lead because

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.
lead can be extremely detrimental to children and fetuses.
4
The industrial facilities that are the greatest source of nitrogen dioxide in the United States are

A) paper manufacturing.
B) coal-powered electrical plants.
C) automobile manufacturing.
D) semiconductor manufacturing.
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Unlock for access to all 72 flashcards in this deck.
Unlock Deck
k this deck
5
Reasons for continued population growth in many developing nations include all of the following EXCEPT

A) traditional views of children as "social security."
B) incentives and tax breaks for larger families.
C) the low socioeconomic status of women.
D) a traditional desire for sons.
Unlock Deck
Unlock for access to all 72 flashcards in this deck.
Unlock Deck
k this deck
6
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

A) paint.
B) pipes and plumbing.
C) glazes.
D) wood floors.
Unlock Deck
Unlock for access to all 72 flashcards in this deck.
Unlock Deck
k this deck
7
When trying to ensure clean air in your home, sources of pollution to look for include all of the following EXCEPT

A) lead gases.
B) asbestos.
C) formaldehyde.
D) radon.
Unlock Deck
Unlock for access to all 72 flashcards in this deck.
Unlock Deck
k this deck
8
Motor vehicle emissions are the primary source of the dangerous, odorless, colorless gas known as

A) carbon monoxide.
B) nitrogen dioxide.
C) carbon dioxide.
D) sulfur dioxide.
Unlock Deck
Unlock for access to all 72 flashcards in this deck.
Unlock Deck
k this deck
9
Nancy bought two beautiful hand-painted platters during a recent trip to Mexico. She should have these dishes tested for which contaminant before using them to serve food?

A) Dioxin
B) Formaldehyde
C) Lead
D) Sulfur
Unlock Deck
Unlock for access to all 72 flashcards in this deck.
Unlock Deck
k this deck
10
Air pollutants regulated by the Clean Air Act include all of the following EXCEPT

A) sulfur dioxide.
B) carbon monoxide.
C) particulates.
D) carbon dioxide.
Unlock Deck
Unlock for access to all 72 flashcards in this deck.
Unlock Deck
k this deck
11
Nitrogen dioxide and oxygen interact with sunlight to form

A) carbon monoxide.
B) ozone.
C) particulates.
D) sulfur dioxide.
Unlock Deck
Unlock for access to all 72 flashcards in this deck.
Unlock Deck
k this deck
12
The country projected to have the largest population by 2050 is

A) China.
B) India.
C) the Philippines.
D) Zambia.
Unlock Deck
Unlock for access to all 72 flashcards in this deck.
Unlock Deck
k this deck
13
According to population experts, the most critical environmental challenge today is

A) cleaning up landfills.
B) eliminating greenhouse gas.
C) slowing population growth in cities.
D) slowing population growth worldwide.
Unlock Deck
Unlock for access to all 72 flashcards in this deck.
Unlock Deck
k this deck
14
Chemicals used to kill insects and rodents are

A) dioxins.
B) solvents.
C) pesticides.
D) herbicides.
Unlock Deck
Unlock for access to all 72 flashcards in this deck.
Unlock Deck
k this deck
15
Which of the following is one of the molecular forms of oxygen?

A) Hydrocarbons
B) Nitrogen
C) Ozone
D) Particulates
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Unlock Deck
k this deck
16
Which of the following is major concern in regard to overpopulation?

A) Negative impact on global ecosystems and food supply
B) Increasing levels of prosperity in developed nations
C) More alternative fuels becoming available
D) Animal populations increasing
Unlock Deck
Unlock for access to all 72 flashcards in this deck.
Unlock Deck
k this deck
17
When couples choose to have no more than two children, this will result in

A) reproductive restriction.
B) zero population growth.
C) limited procreation.
D) negative population growth.
Unlock Deck
Unlock for access to all 72 flashcards in this deck.
Unlock Deck
k this deck
18
Chemicals used to kill weeds and vegetation are

A) dioxins.
B) solvents.
C) pesticides.
D) herbicides.
Unlock Deck
Unlock for access to all 72 flashcards in this deck.
Unlock Deck
k this deck
19
A yellowish-brown gas that is a byproduct of burning fossil fuels is

A) nitrogen dioxide.
B) carbon monoxide.
C) carbon dioxide.
D) sulfur dioxide.
Unlock Deck
Unlock for access to all 72 flashcards in this deck.
Unlock Deck
k this deck
20
All of the following are consequences of population growth EXCEPT

A) natural resources being depleted.
B) animal habitats being destroyed.
C) decreased availability of clean water.
D) higher healthcare costs.
Unlock Deck
Unlock for access to all 72 flashcards in this deck.
Unlock Deck
k this deck
21
An example of a nonpoint source water pollutant is

A) outflow from a sewage treatment plant.
B) pesticide runoff from a farm.
C) waste from a mulching operation.
D) industrial waste from a chemical plant.
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Unlock for access to all 72 flashcards in this deck.
Unlock Deck
k this deck
22
Which of the following initiatives for reducing air pollution is ineffective?

A) Setting high parking fees
B) Establishing high road-usage tolls
C) Imposing bans on city driving
D) Increasing the cost of mass transportation
Unlock Deck
Unlock for access to all 72 flashcards in this deck.
Unlock Deck
k this deck
23
Most experts agree that the only truly effective way to reduce air pollution is to

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.
Unlock Deck
Unlock for access to all 72 flashcards in this deck.
Unlock Deck
k this deck
24
Long-term exposure to formaldehyde can lead to

A) eye and skin irritations.
B) memory loss, anxiety, and depression.
C) circulatory problems.
D) cancer and central nervous system disorders.
Unlock Deck
Unlock for access to all 72 flashcards in this deck.
Unlock Deck
k this deck
25
Increases in the planet's temperature over the past few decades can be attributed to

A) acid rain.
B) excess carbon monoxide
C) the increased use of chlorofluorocarbons.
D) the enhanced greenhouse effect.
Unlock Deck
Unlock for access to all 72 flashcards in this deck.
Unlock Deck
k this deck
26
The process of formaldehyde being released into the air is referred to as

A) becoming friable.
B) leaching.
C) outgassing.
D) dispersing.
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Unlock for access to all 72 flashcards in this deck.
Unlock Deck
k this deck
27
Sources of water contamination include all of the following EXCEPT

A) gas and petroleum products.
B) dioxins.
C) radon.
D) PCBs.
Unlock Deck
Unlock for access to all 72 flashcards in this deck.
Unlock Deck
k this deck
28
Seth has a sensitivity to mold. When he visits his grandparents and spends time in their damp basement in his grandfather's wood shop, he likely experiences all of the following EXCEPT

A) nasal congestion.
B) eye and skin irritation.
C) difficulty breathing.
D) migraine headaches.
Unlock Deck
Unlock for access to all 72 flashcards in this deck.
Unlock Deck
k this deck
29
The average person in the United States generates how many pounds of municipal solid waste each day?

A) More than 4
B) More than 6
C) More than 8
D) More than 10
Unlock Deck
Unlock for access to all 72 flashcards in this deck.
Unlock Deck
k this deck
30
Global warming can cause all the following EXCEPT

A) altered patterns of agriculture.
B) lowering of sea levels.
C) glacier retreat.
D) extreme weather events.
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Unlock for access to all 72 flashcards in this deck.
Unlock Deck
k this deck
31
The most predominant greenhouse gas is

A) nitrous oxide.
B) carbon dioxide.
C) hydrochlorazine.
D) methane.
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Unlock for access to all 72 flashcards in this deck.
Unlock Deck
k this deck
32
All of the following are examples of renewable resources EXCEPT

A) solar.
B) wind.
C) water.
D) coal.
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Unlock for access to all 72 flashcards in this deck.
Unlock Deck
k this deck
33
The chemical originally contained in aerosol propellants that is thought to have contributed to the depletion of the ozone layer is

A) carbon oxides.
B) chlorofluorocarbons.
C) fluorohydrochlorides.
D) nitrous oxide.
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Unlock for access to all 72 flashcards in this deck.
Unlock Deck
k this deck
34
The two general types of water pollution are described as

A) point source and nonpoint source.
B) toxic and nontoxic.
C) runoff and nonrunoff.
D) acid and nonacid.
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Unlock for access to all 72 flashcards in this deck.
Unlock Deck
k this deck
35
Coal-powered electrical utility boilers and motor vehicles emit

A) nitrogen dioxide.
B) carbon dioxide.
C) hydrochlorazine.
D) hydrocarbons.
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Unlock for access to all 72 flashcards in this deck.
Unlock Deck
k this deck
36
An example of a point source water pollutant is

A) runoff from a construction site.
B) outflow from a sewage treatment plant.
C) weed-killer used on lawns.
D) leakage from a septic tank.
Unlock Deck
Unlock for access to all 72 flashcards in this deck.
Unlock Deck
k this deck
37
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

A) 10 parts per billion.
B) 15 parts per billion.
C) 20 parts per billion.
D) 25 parts per billion.
Unlock Deck
Unlock for access to all 72 flashcards in this deck.
Unlock Deck
k this deck
38
Ozone is an atmospheric layer that is

A) close to Earth and poses no serious health threats.
B) in the stratosphere and protects the planet from UVB radiation.
C) a chemical that is produced when oxygen interacts with water.
D) the layer of gas located 100 miles above the Earth's surface.
Unlock Deck
Unlock for access to all 72 flashcards in this deck.
Unlock Deck
k this deck
39
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

A) asbestos.
B) carbon monoxide.
C) formaldehyde.
D) radon.
Unlock Deck
Unlock for access to all 72 flashcards in this deck.
Unlock Deck
k this deck
40
Earth's surface temperature has risen by how much in the past 100 years?

A) More than 1 degree but less than 2 degrees
B) More than 2 degrees but less than 3 degrees
C) More than 3 degrees but less than 5 degrees
D) More than 5 degrees
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Unlock for access to all 72 flashcards in this deck.
Unlock Deck
k this deck
41
Marta collects kitchen scraps and yard clippings in a bin outside of her home to create this soil enhancement for her garden. She is

A) recycling.
B) composting.
C) reducing energy use.
D) farming.
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Unlock for access to all 72 flashcards in this deck.
Unlock Deck
k this deck
42
Prolonged exposure to excessive noise can lead to

A) loss of concentration.
B) hearing loss.
C) memory loss.
D) personality disorders.
Unlock Deck
Unlock for access to all 72 flashcards in this deck.
Unlock Deck
k this deck
43
Which type of accident results when the temperature in the core of a nuclear reactor increases enough to melt the fuel and breach the containment vessel?

A) Flood
B) Fire
C) Explosion
D) Meltdown
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Unlock Deck
k this deck
44
Toxic waste (hazardous waste) in landfills and dump sites can harm entire ecosystems.
Unlock Deck
Unlock for access to all 72 flashcards in this deck.
Unlock Deck
k this deck
45
Evidence suggests that air within homes and buildings can be 10 to 40 times more hazardous than outdoor air.
Unlock Deck
Unlock for access to all 72 flashcards in this deck.
Unlock Deck
k this deck
46
Electromagnetic waves and particles with short wavelengths and enough energy to ionize atoms is

A) cell phone radiation.
B) nonionizing radiation.
C) ionizing radiation.
D) microwave radiation.
Unlock Deck
Unlock for access to all 72 flashcards in this deck.
Unlock Deck
k this deck
47
The average number of births a female in a given population has during her reproductive years is the

A) conception rate.
B) birth rate.
C) fertility rate.
D) reproductive rate.
Unlock Deck
Unlock for access to all 72 flashcards in this deck.
Unlock Deck
k this deck
48
Which naturally occurring odorless, colorless gas seeps into homes and is the second-leading cause of lung cancer?

A) Radon
B) Asbestos
C) Lead
D) Mold
Unlock Deck
Unlock for access to all 72 flashcards in this deck.
Unlock Deck
k this deck
49
A measure of the amount of greenhouse gases produced, shown as units of carbon dioxide emissions, is the

A) smog level.
B) carbon level.
C) carbon footprint.
D) air quality index.
Unlock Deck
Unlock for access to all 72 flashcards in this deck.
Unlock Deck
k this deck
50
Radiation exposure is measured in which of the following units (also called roentgens)?

A) Radiation ionized units
B) Radiation absorbed doses
C) Radiation exposed doses
D) Radiation frequency units
Unlock Deck
Unlock for access to all 72 flashcards in this deck.
Unlock Deck
k this deck
51
Oil, coal, and natural gas are examples of fossil fuels, which are carbon-based fuels.
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Unlock Deck
k this deck
52
All of the following statements regarding the safety of cell phones are true EXCEPT

A) the levels of radio frequency energy in cell phones are high enough to cause biological tissue damage.
B) the FCC limits the radio frequency energy in cell phones to 1.6 watts.
C) for the highest level of safety, it is best to use a hands-free device if a cell phone will be used for extended periods of time.
D) three large studies showed no relationship between cell phone usage and brain tumors to date.
Unlock Deck
Unlock for access to all 72 flashcards in this deck.
Unlock Deck
k this deck
53
According to experts, what percentage of trash is recyclable?

A) 35%
B) 50%
C) 75%
D) 90%
Unlock Deck
Unlock for access to all 72 flashcards in this deck.
Unlock Deck
k this deck
54
A measure of how clean or polluted the air in a given region is on a particular day is the

A) smog level.
B) carbon level.
C) carbon footprint.
D) air quality index.
Unlock Deck
Unlock for access to all 72 flashcards in this deck.
Unlock Deck
k this deck
55
Which type of substance is an environmental contaminant that causes harm to living organisms?

A) Pollutant
B) Hazard
C) Runoff
D) Compound
Unlock Deck
Unlock for access to all 72 flashcards in this deck.
Unlock Deck
k this deck
56
Which inexpensive device can be attached to faucets and showerheads to reduce water consumption?

A) Filter
B) Aerator
C) Pump
D) Gasket
Unlock Deck
Unlock for access to all 72 flashcards in this deck.
Unlock Deck
k this deck
57
Gases that accumulate in the atmosphere and play a role in global warming by trapping heat near the Earth's surface are

A) ionizing gases.
B) greenhouse gases.
C) stratospheric gases.
D) hydrocarbons.
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58
Which material that was formerly used in construction materials has been found to be the cause of certain cancers and lung diseases?

A) Radon
B) Asbestos
C) Lead
D) PCBs
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59
Currently, India is the most populous country in the world.
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60
Countries that can afford a high birth rate are the ones with the most rapidly growing populations.
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61
Runoff from a parking lot is considered nonpoint source pollution.
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62
Describe three sources of indoor air pollution and how you might prevent them from contributing to the indoor air pollution.
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63
Cigarette smoke releases particulates into the air and is the greatest source of indoor air pollution.
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64
Explain how taking steps to preserve the environment for future generations can save you money now.
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65
Explain why slowing the world's population growth is the most critical environmental challenge today.
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66
Discuss the three main areas of focus in preventing indoor air pollution.
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67
Most solid municipal waste is recycled.
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68
Discuss three ways your can reduce the waste you generate at home.
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69
The Superfund was established by the federal government to provide money for water conservation efforts in certain communities.
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70
The global warming that has occurred over the last 50 years is due to human activities.
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71
Explain the zero population growth initiative.
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72
A decibel level of 110 is 10 times louder than 100 decibels.
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