Question 1

Most fresh water in the eastern U.S. is used for manufacturing and cooling power plants.

Accepted Answer

A) True 
 B)False

Question 2

Protecting wetlands will actually promote flooding.

Accepted Answer

A) True 
 B)False

Question 3

What phenomenon can alter the hydrologic cycle on a global scale?

Accepted Answer

A)  Gravity 
B)  Climate change 
C)  Electricity 
D)  Geothermal energy 
E)  Wind 
A)  Gravity 
B)  Climate change 
C)  Electricity 
D)  Geothermal energy 
E)  Wind

Question 4

According to water resource experts, what are the two main causes of water waste?

Accepted Answer

A)  Lack of government subsidies for improving the efficiency of water use and ignorance about the amount of water being wasted 
B)  Low cost of water to users and lack of government subsidies for improving the efficiency of water use 
C)  Industrial agricultural practices and over irrigation 
D)  Lack of information about efficient irrigation systems and lack of regulation of water use 
E)  Unsustainable management and over-pumping of aquifers 
A)  Lack of government subsidies for improving the efficiency of water use and ignorance about the amount of water being wasted 
B)  Low cost of water to users and lack of government subsidies for improving the efficiency of water use 
C)  Industrial agricultural practices and over irrigation 
D)  Lack of information about efficient irrigation systems and lack of regulation of water use 
E)  Unsustainable management and over-pumping of aquifers

Question 5

Aquifers and _____ are the most important sources of drinking water globally.

Accepted Answer

A)  rainfall 
B)  surface water 
C)  deep aquifers 
D)  desalinated ocean water 
E)  snowmelt 
A)  rainfall 
B)  surface water 
C)  deep aquifers 
D)  desalinated ocean water 
E)  snowmelt

Question 6

____________________ are sources of freshwater found deep underground between the porous geological layers of sand, gravel, or bedrock.

Accepted Answer

The answer of ____________________ are sources of freshwater found deep...

Question 7

In the Gulf of Mexico dead zone, oxygen levels in lower water levels are low because ____.

Accepted Answer

A)  the runoff into the dead zone is already extremely low in oxygen and mixes with the water already present in the Gulf of Mexico 
B)  phytoplankton consume vast quantities of oxygen without producing any oxygen 
C)  pollutants in runoff, especially fertilizers, lead to phytoplankton growth and the dead phytoplankton are consumed by bacteria that use up oxygen 
D)  the runoff into the dead zone is contaminated with high densities of bacteria that consume oxygen 
E)  of the Great Lakes 
A)  the runoff into the dead zone is already extremely low in oxygen and mixes with the water already present in the Gulf of Mexico 
B)  phytoplankton consume vast quantities of oxygen without producing any oxygen 
C)  pollutants in runoff, especially fertilizers, lead to phytoplankton growth and the dead phytoplankton are consumed by bacteria that use up oxygen 
D)  the runoff into the dead zone is contaminated with high densities of bacteria that consume oxygen 
E)  of the Great Lakes

Question 8

Explain in paragraph form some ways that large dams and reservoirs can be useful, as well as some disadvantages to their use.

Accepted Answer

Some advantages of large dams and reserv

Question 9

In the spring and summer of each year a(n) ____________________ occurs off the U.S. coast in the Gulf of Mexico mostly because of nitrates and crop fertilizers.

Accepted Answer

The answer of In the spring and summer of each...

Question 10

The process of ____________________ involves removing dissolved salts from ocean water to increase supplies of freshwater.

Accepted Answer

The answer of The process of ____________________ involves removing dissolved...

Question 11

What is the portion of surface runoff that we can generally count on as a stable source of freshwater?

Accepted Answer

A)  Surface water 
B)  Drainage basin 
C)  Reliable surface runoff 
D)  Watershed 
E)  Precipitation 
A)  Surface water 
B)  Drainage basin 
C)  Reliable surface runoff 
D)  Watershed 
E)  Precipitation

Question 12

What is a major disadvantage of desalination?

Accepted Answer

A)  It requires the use of reverse osmosis and transpiration. 
B)  It is relatively expensive. 
C)  There is not enough brackish water to make it worthwhile. 
D)  Water produced this way cannot be used for irrigation. 
E)  Too much sea water is polluted and can't be used. 
A)  It requires the use of reverse osmosis and transpiration. 
B)  It is relatively expensive. 
C)  There is not enough brackish water to make it worthwhile. 
D)  Water produced this way cannot be used for irrigation. 
E)  Too much sea water is polluted and can't be used.

Question 13

The LifeStraw™ is a portable ____________________ that eliminates many bacteria and viruses, making water safer to drink.

Accepted Answer

filter,fil

Question 14

What class of pollutant can cause excessive growth of algae?

Accepted Answer

A)  Sediments from land erosion 
B)  Oxygen-demanding wastes from sewage and animal feedlots 
C)  Plant nutrients from industry, farms, and households 
D)  Organic chemicals from industry, farms, and households 
E)  Infectious agents from human and animal wastes 
A)  Sediments from land erosion 
B)  Oxygen-demanding wastes from sewage and animal feedlots 
C)  Plant nutrients from industry, farms, and households 
D)  Organic chemicals from industry, farms, and households 
E)  Infectious agents from human and animal wastes

Question 15

What is an example of nonpoint-source pollution?

Accepted Answer

A)  Drain pipes 
B)  Oil wells 
C)  Golf courses 
D)  Underground mines 
E)  Sewage treatment plants 
A)  Drain pipes 
B)  Oil wells 
C)  Golf courses 
D)  Underground mines 
E)  Sewage treatment plants

Question 16

What is by far the leading cause of water pollution?

Accepted Answer

A)  Unlined landfills 
B)  Organic wastes 
C)  Untreated sewage waste 
D)  Agricultural activities 
E)  Oil and natural gas production and development 
A)  Unlined landfills 
B)  Organic wastes 
C)  Untreated sewage waste 
D)  Agricultural activities 
E)  Oil and natural gas production and development

Question 17

Why did Saudi Arabia start importing grain rather than growing wheat in 2016?

Accepted Answer

A)  Its major deep aquifer had been depleted by overuse. 
B)  Multiple years of severe droughts have depleted the water table. 
C)  Its very rich, oil-financed economy can easily import food rather than grow its own. 
D)  Desalinization of seawater around Saudi Arabia has contaminated local freshwater reserves. 
E)  Oil seepage from oil fields has contaminated local freshwater reserves. 
A)  Its major deep aquifer had been depleted by overuse. 
B)  Multiple years of severe droughts have depleted the water table. 
C)  Its very rich, oil-financed economy can easily import food rather than grow its own. 
D)  Desalinization of seawater around Saudi Arabia has contaminated local freshwater reserves. 
E)  Oil seepage from oil fields has contaminated local freshwater reserves.

Question 18

The porous layers of sand, gravel, or rock in most aquifers are like large, elongated sponges through which groundwater seeps, which typically moves only a meter or so (about three feet) per year and rarely more than 0.3 meter (one foot) per day.

Accepted Answer

A) True 
 B)False

Question 19

Land erosion can produce sediments that disrupt biotic activity, a type of water pollution.

Accepted Answer

A) True 
 B)False

Question 20

Drinking is the biggest use of water in the United States.

Accepted Answer

A) True 
 B)False

Most fresh water in the eastern U.S. is used for manufacturing and cooling power plants.

Protecting wetlands will actually promote flooding.

What phenomenon can alter the hydrologic cycle on a global scale?

According to water resource experts, what are the two main causes of water waste?

Aquifers and _____ are the most important sources of drinking water globally.

____________________ are sources of freshwater found deep underground between the porous geological layers of sand, gravel, or bedrock.

In the Gulf of Mexico dead zone, oxygen levels in lower water levels are low because ____.

Explain in paragraph form some ways that large dams and reservoirs can be useful, as well as some disadvantages to their use.

In the spring and summer of each year a(n) ____________________ occurs off the U.S. coast in the Gulf of Mexico mostly because of nitrates and crop fertilizers.

The process of ____________________ involves removing dissolved salts from ocean water to increase supplies of freshwater.

What is the portion of surface runoff that we can generally count on as a stable source of freshwater?

What is a major disadvantage of desalination?

The LifeStraw™ is a portable ____________________ that eliminates many bacteria and viruses, making water safer to drink.

What class of pollutant can cause excessive growth of algae?

What is an example of nonpoint-source pollution?

What is by far the leading cause of water pollution?

Why did Saudi Arabia start importing grain rather than growing wheat in 2016?

The porous layers of sand, gravel, or rock in most aquifers are like large, elongated sponges through which groundwater seeps, which typically moves only a meter or so (about three feet) per year and rarely more than 0.3 meter (one foot) per day.

Land erosion can produce sediments that disrupt biotic activity, a type of water pollution.

Drinking is the biggest use of water in the United States.

The Environment and Sustainability

Science, Matter, Energy and Systems

Ecosystems: What Are They and How Do They Work

Biodiversity and Evolution

Species Interactions, Ecological Succession and Population Control

The Human Population and Urbanization

Climate and Biodiversity

Sustaining Biodiversity: Saving Species

Sustaining Biodiversity: Saving Ecosystems

Food Production and the Environment

Geology and Nonrenewable Mineral Resources

Energy Resources

Environmental Hazards and Human Health

Air Pollution, Climate Change and Ozone Depletion

Solid and Hazardous Waste

Environmental Economics, Politics and Worldviews

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Exam 11: Water Resources and Water Pollution

Most fresh water in the eastern U.S. is used for manufacturing and cooling power plants.

Protecting wetlands will actually promote flooding.

What phenomenon can alter the hydrologic cycle on a global scale?

According to water resource experts, what are the two main causes of water waste?

Aquifers and _____ are the most important sources of drinking water globally.

____________________ are sources of freshwater found deep underground between the porous geological layers of sand, gravel, or bedrock.

In the Gulf of Mexico dead zone, oxygen levels in lower water levels are low because ____.

Explain in paragraph form some ways that large dams and reservoirs can be useful, as well as some disadvantages to their use.

In the spring and summer of each year a(n) ____________________ occurs off the U.S. coast in the Gulf of Mexico mostly because of nitrates and crop fertilizers.

The process of ____________________ involves removing dissolved salts from ocean water to increase supplies of freshwater.

What is the portion of surface runoff that we can generally count on as a stable source of freshwater?

What is a major disadvantage of desalination?

The LifeStraw™ is a portable ____________________ that eliminates many bacteria and viruses, making water safer to drink.

What class of pollutant can cause excessive growth of algae?

What is an example of nonpoint-source pollution?

What is by far the leading cause of water pollution?

Why did Saudi Arabia start importing grain rather than growing wheat in 2016?

The porous layers of sand, gravel, or rock in most aquifers are like large, elongated sponges through which groundwater seeps, which typically moves only a meter or so (about three feet) per year and rarely more than 0.3 meter (one foot) per day.

Land erosion can produce sediments that disrupt biotic activity, a type of water pollution.

Drinking is the biggest use of water in the United States.

The Environment and Sustainability

Science, Matter, Energy and Systems

Ecosystems: What Are They and How Do They Work

Biodiversity and Evolution

Species Interactions, Ecological Succession and Population Control

The Human Population and Urbanization

Climate and Biodiversity

Sustaining Biodiversity: Saving Species

Sustaining Biodiversity: Saving Ecosystems

Food Production and the Environment

Geology and Nonrenewable Mineral Resources

Energy Resources

Environmental Hazards and Human Health

Air Pollution, Climate Change and Ozone Depletion

Solid and Hazardous Waste

Environmental Economics, Politics and Worldviews

Filters