Question 1

Experts believe the most critical environmental challenge today is to

Accepted Answer

A)   evenly redistribute the world's population.
B)   expand the Earth's resources.
C)   slow world population growth.
D)   restore the Earth's ozone layer.E) A) and C)
F) None of the above

Question 2

Electromagnetic waves and particles having short wavelengths and energy high enough to ionize atoms are known as ionizing radiation.

Accepted Answer

A) True 
 B)False

Question 3

A primary cause of skin cancer is

Accepted Answer

A)   ultraviolet B radiation.
B)   ultraviolet A radiation.
C)   photochemical smog.
D)   irritants in cosmetic products.E) A) and B)
F) A) and C)

Question 4

The total population in the majority of wealthier nations is increasing.

Accepted Answer

A) True 
 B)False

Question 5

The sun's ultraviolent rays and mental and dental x-rays are examples of which type of radiation?

Accepted Answer

A)   Nonionizing
B)   Ionizing
C)   Alpha wave
D)   Low-frequencyE) B) and D)
F) B) and C)

Question 6

Humans have a direct impact on global warming.

Accepted Answer

A) True 
 B)False

Question 7

Each day, every person in the United States generates about one pound of solid municipal waste.

Accepted Answer

A) True 
 B)False

Question 8

The air in the average American home may contain up to 100 potentially dangerous chemical compounds.

Accepted Answer

A) True 
 B)False

Question 9

Carbon-based materials that are used to generate energy are known as

Accepted Answer

A)   fossil fuels.
B)   natural resources.
C)   clean energy.
D)   renewable resources.E) A) and B)
F) C) and D)

Question 10

An accident that results when the temperature in the core of a nuclear reactor increases enough to melt the nuclear fuel and breach the containment vessel is a nuclear meltdown.

Accepted Answer

A) True 
 B)False

Question 11

Runoff and sedimentation are categorized as which type of water pollution?

Accepted Answer

A)   Point source pollutant
B)   Nonpoint source pollutant
C)   Acid deposition
D)   Natural contaminationE) All of the above
F) A) and B)

Question 12

When pollutants dissolve and filter through soil, this process is known as

Accepted Answer

A)   erosion.
B)   leaching.
C)   filtering.
D)   deposition.E) B) and C)
F) C) and D)

Question 13

When the majority of a building's occupants report illnesses that tend to lessen or vanish when they leave the building, this is

Accepted Answer

A)   a sign of construction defects.
B)   sick building syndrome.
C)   an indicator of mold.
D)   toxic shock syndrome.E) A) and D)
F) B) and C)

Question 14

Dry deposition refers to acidic rain, fog, and snow.

Accepted Answer

A) True 
 B)False

Question 15

Fertility rate is the average number of children born to a woman in a certain population during her reproductive years.

Accepted Answer

A) True 
 B)False

Question 16

Chemicals used in farming and gardening to kill insects or rodents are

Accepted Answer

A)   herbicides.
B)   pesticides.
C)   contaminants.
D)   fertilizers.E) All of the above
F) B) and D)

Question 17

Radiation exposure is measured in units known as rads, short for radiation absorbed doses.

Accepted Answer

A) True 
 B)False

Question 18

Highly toxic chemicals used in herbicides are

Accepted Answer

A)   dioxins.
B)   PCBs.
C)   CFCs.
D)   nitrous oxides.E) B) and C)
F) None of the above

Question 19

Much of the waste that ends up polluting the water starts out polluting the land.

Accepted Answer

A) True 
 B)False

Question 20

The metal pollutant that can be found in paint, pipes, batteries, and drinking water is formaldehyde.

Accepted Answer

A) True 
 B)False

Exam 26: Preserving and Protecting Your Environment

Radiation exposure is measured in units known as rads, short for radiation absorbed doses.

Correct AnswerverifiedShow Answer

Humans have a direct impact on global warming.

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Dry deposition refers to acidic rain, fog, and snow.

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An accident that results when the temperature in the core of a nuclear reactor increases enough to melt the nuclear fuel and breach the containment vessel is a nuclear meltdown.

Correct AnswerverifiedShow Answer

The sun's ultraviolent rays and mental and dental x-rays are examples of which type of radiation?

Correct AnswerverifiedShow Answer

Chemicals used in farming and gardening to kill insects or rodents are

Correct AnswerverifiedShow Answer

When pollutants dissolve and filter through soil, this process is known as

Correct AnswerverifiedShow Answer

The total population in the majority of wealthier nations is increasing.

Correct AnswerverifiedShow Answer

Electromagnetic waves and particles having short wavelengths and energy high enough to ionize atoms are known as ionizing radiation.

Correct AnswerverifiedShow Answer

Fertility rate is the average number of children born to a woman in a certain population during her reproductive years.

Correct AnswerverifiedShow Answer

Runoff and sedimentation are categorized as which type of water pollution?

Correct AnswerverifiedShow Answer

When the majority of a building's occupants report illnesses that tend to lessen or vanish when they leave the building, this is

Correct AnswerverifiedShow Answer

The metal pollutant that can be found in paint, pipes, batteries, and drinking water is formaldehyde.

Correct AnswerverifiedShow Answer

A primary cause of skin cancer is

Correct AnswerverifiedShow Answer

Each day, every person in the United States generates about one pound of solid municipal waste.

Correct AnswerverifiedShow Answer

Carbon-based materials that are used to generate energy are known as

Correct AnswerverifiedShow Answer

Experts believe the most critical environmental challenge today is to

Correct AnswerverifiedShow Answer

Highly toxic chemicals used in herbicides are

Correct AnswerverifiedShow Answer

The air in the average American home may contain up to 100 potentially dangerous chemical compounds.

Correct AnswerverifiedShow Answer

Much of the waste that ends up polluting the water starts out polluting the land.

Correct AnswerverifiedShow Answer

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