Question 1

The amount of groundwater that can fill the spaces found in soil and rock is determined by the

Accepted Answer

A)  porosity 
B)  zone of saturation 
C)  recharge rate 
D)  gravity 
E)  permeability 
A)  porosity 
B)  zone of saturation 
C)  recharge rate 
D)  gravity 
E)  permeability A

Question 2

A(n) ______________ is all the land drained by a particular river.

Accepted Answer

A)  reservoir 
B)  water table 
C)  watershed 
D)  recharge zone 
E)  aquifer 
A)  reservoir 
B)  water table 
C)  watershed 
D)  recharge zone 
E)  aquifer C

Question 3

The total amount of water on the Earth ____________ from year to year and the hydrologic cycle ________________.

Accepted Answer

A)  stays about the same; moves it from one place to another place 
B)  increases; captures it from the incoming solar radiation 
C)  increases; gains water from the Earth's interior 
D)  decreases; moves it from one place to another place 
E)  decreases; loses water to the atmosphere 
A)  stays about the same; moves it from one place to another place 
B)  increases; captures it from the incoming solar radiation 
C)  increases; gains water from the Earth's interior 
D)  decreases; moves it from one place to another place 
E)  decreases; loses water to the atmosphere A

Question 4

All of the following are example of point source pollution, except

Accepted Answer

A)  Drainpipes 
B)  Sewer Outfalls 
C)  Ditches 
D)  Effluent Pipes 
E)  Runoff from farms 
A)  Drainpipes 
B)  Sewer Outfalls 
C)  Ditches 
D)  Effluent Pipes 
E)  Runoff from farms

Question 5

Most water in the atmosphere has evaporated from the ocean, and ______ rain falls back into the sea. About ________ % of the earth's total rain falls on land.

Accepted Answer

A)  most; 10 
B)  most; 20 
C)  less; 55 
D)  less; 70 
A)  most; 10 
B)  most; 20 
C)  less; 55 
D)  less; 70

Question 6

The water pollutant that most commonly threatens human health is

Accepted Answer

A)  pathogenic organisms. 
B)  dissolved plant matter. 
C)  toxic and hazardous chemicals. 
D)  thermal pollution. 
E)  oxygen-demanding wastes. 
A)  pathogenic organisms. 
B)  dissolved plant matter. 
C)  toxic and hazardous chemicals. 
D)  thermal pollution. 
E)  oxygen-demanding wastes.

Question 7

Withdrawal is the total amount of water

Accepted Answer

A)  lost in transmission, due to evaporation or leakage. 
B)  taken from rivers, lakes, or aquifers. 
C)  used in manufacturing or agriculture. 
D)  altered or polluted in human activities. 
E)  lost due to chemical transformation because of human use. 
A)  lost in transmission, due to evaporation or leakage. 
B)  taken from rivers, lakes, or aquifers. 
C)  used in manufacturing or agriculture. 
D)  altered or polluted in human activities. 
E)  lost due to chemical transformation because of human use.

Question 8

The main reason that surface water pollution has largely decreased in the United States since 1950 is

Accepted Answer

A)  the Clean Water Act. 
B)  a series of epidemics that inspired action. 
C)  the discovery of newer technology that makes it cheaper not to pollute. 
D)  decreases in water withdrawal for industrial uses. 
E)  the emphasis in 1950 of watershed management. 
A)  the Clean Water Act. 
B)  a series of epidemics that inspired action. 
C)  the discovery of newer technology that makes it cheaper not to pollute. 
D)  decreases in water withdrawal for industrial uses. 
E)  the emphasis in 1950 of watershed management.

Question 9

Which would not be a principal problem that has resulted from the construction of large dams?

Accepted Answer

A)  evaporation and siltation. 
B)  leakage and weakening of bedrock. 
C)  mercury poisoning. 
D)  the relocation of people. 
E)  salinization of water bodies and surrounding soil. 
A)  evaporation and siltation. 
B)  leakage and weakening of bedrock. 
C)  mercury poisoning. 
D)  the relocation of people. 
E)  salinization of water bodies and surrounding soil.

Question 10

Factories, sewage treatment plants, and oil wells are __________ sources of water pollution.

Accepted Answer

A)  point 
B)  primary 
C)  nonpoint 
D)  tertiary pollutant 
E)  secondary 
A)  point 
B)  primary 
C)  nonpoint 
D)  tertiary pollutant 
E)  secondary

Question 11

A method of increasing water supplies that has been successful, if expensive, is

Accepted Answer

A)  desalination by reverse osmosis. 
B)  cloud seeding. 
C)  towing icebergs by ship from polar regions. 
D)  altering the climate's convection currents. 
A)  desalination by reverse osmosis. 
B)  cloud seeding. 
C)  towing icebergs by ship from polar regions. 
D)  altering the climate's convection currents.

Question 12

Tertiary treatment of sewage produces water that is NOT free of

Accepted Answer

A)  nutrients 
B)  pathogens 
C)  solids 
D)  organic material 
A)  nutrients 
B)  pathogens 
C)  solids 
D)  organic material

Question 13

The place where aquifers are most likely to be contaminated is at

Accepted Answer

A)  artesian springs. 
B)  seeps and other outlets. 
C)  recharge zones. 
D)  all discharge and recharge areas. 
E)  the zone of aeration. 
A)  artesian springs. 
B)  seeps and other outlets. 
C)  recharge zones. 
D)  all discharge and recharge areas. 
E)  the zone of aeration.

Question 14

The residence time for an average water molecule in the ocean is about ________ years.

Accepted Answer

A)  2 
B)  60 
C)  850 
D)  3000 
E)  12000 
A)  2 
B)  60 
C)  850 
D)  3000 
E)  12000

Question 15

The heating of natural waterways by power plants and other industrial facilities is a form of water pollution.

Accepted Answer

A) True 
 B)False

Question 16

What would you not find in water that has been through tertiary treatment?

Accepted Answer

A)  Antibiotics. 
B)  Hormones. 
C)  Dissolved Metals. 
D)  Insecticides. 
E)  Antidepressants. 
A)  Antibiotics. 
B)  Hormones. 
C)  Dissolved Metals. 
D)  Insecticides. 
E)  Antidepressants.

Question 17

_________ sources of water pollution are relatively easy to monitor and regulate while _____________ sources of water pollution are difficult to monitor and clean up.

Accepted Answer

A)  Domestic; industrial 
B)  Primary; tertiary pollutant 
C)  Nonpoint; point 
D)  Tertiary pollutant; primary 
E)  Point; nonpoint 
A)  Domestic; industrial 
B)  Primary; tertiary pollutant 
C)  Nonpoint; point 
D)  Tertiary pollutant; primary 
E)  Point; nonpoint

Question 18

Coliform bacteria populations are routinely monitored in drinking water supplies, swimming pools, and at beaches because these bacteria

Accepted Answer

A)  are especially toxic to animals. 
B)  may mutate into severely pathogenic strains. 
C)  indicate the presence of feces in water. 
D)  usually live in pesticide-contaminated water. 
E)  are more difficult to find in water. 
A)  are especially toxic to animals. 
B)  may mutate into severely pathogenic strains. 
C)  indicate the presence of feces in water. 
D)  usually live in pesticide-contaminated water. 
E)  are more difficult to find in water.

Question 19

Raw sewage would contribute to the biochemical oxygen demand of a stream and cause fewer organisms to be present.

Accepted Answer

A) True 
 B)False

Question 20

An oligotrophic lake would be very productive.

Accepted Answer

A) True 
 B)False

The amount of groundwater that can fill the spaces found in soil and rock is determined by the

A(n) ______________ is all the land drained by a particular river.

The total amount of water on the Earth from year to year and the hydrologic cycle ____.

All of the following are example of point source pollution, except

Most water in the atmosphere has evaporated from the ocean, and rain falls back into the sea. About __ % of the earth's total rain falls on land.

The water pollutant that most commonly threatens human health is

Withdrawal is the total amount of water

The main reason that surface water pollution has largely decreased in the United States since 1950 is

Which would not be a principal problem that has resulted from the construction of large dams?

Factories, sewage treatment plants, and oil wells are __________ sources of water pollution.

A method of increasing water supplies that has been successful, if expensive, is

Tertiary treatment of sewage produces water that is NOT free of

The place where aquifers are most likely to be contaminated is at

The residence time for an average water molecule in the ocean is about ________ years.

The heating of natural waterways by power plants and other industrial facilities is a form of water pollution.

What would you not find in water that has been through tertiary treatment?

_ sources of water pollution are relatively easy to monitor and regulate while _____ sources of water pollution are difficult to monitor and clean up.

Coliform bacteria populations are routinely monitored in drinking water supplies, swimming pools, and at beaches because these bacteria

Raw sewage would contribute to the biochemical oxygen demand of a stream and cause fewer organisms to be present.

An oligotrophic lake would be very productive.

Understanding Our Environment

Environmental Systems: Matter and Energy of Life

Evolution, Species Interactions, and Biological Communities

Human Populations

Biomes and Biodiversity

Environmental Conservation: Forests, Grasslands, Parks, and Nature Preserves

Food and Agriculture

Environmental Health and Toxicology

Climate

Air Pollution

Environmental Geology and Earth Resources

Energy

Solid and Hazardous Waste

Economics and Urbanization

Environmental Policy and Sustainability

Filters

Exam 11: Water: Resources and Pollution

The amount of groundwater that can fill the spaces found in soil and rock is determined by the

A(n) ______________ is all the land drained by a particular river.

The total amount of water on the Earth ____________ from year to year and the hydrologic cycle ________________.

All of the following are example of point source pollution, except

Most water in the atmosphere has evaporated from the ocean, and ______ rain falls back into the sea. About ________ % of the earth's total rain falls on land.

The water pollutant that most commonly threatens human health is

Withdrawal is the total amount of water

The main reason that surface water pollution has largely decreased in the United States since 1950 is

Which would not be a principal problem that has resulted from the construction of large dams?

Factories, sewage treatment plants, and oil wells are __________ sources of water pollution.

A method of increasing water supplies that has been successful, if expensive, is

Tertiary treatment of sewage produces water that is NOT free of

The place where aquifers are most likely to be contaminated is at

The residence time for an average water molecule in the ocean is about ________ years.

The heating of natural waterways by power plants and other industrial facilities is a form of water pollution.

What would you not find in water that has been through tertiary treatment?

_________ sources of water pollution are relatively easy to monitor and regulate while _____________ sources of water pollution are difficult to monitor and clean up.

Coliform bacteria populations are routinely monitored in drinking water supplies, swimming pools, and at beaches because these bacteria

Raw sewage would contribute to the biochemical oxygen demand of a stream and cause fewer organisms to be present.

An oligotrophic lake would be very productive.

Understanding Our Environment

Environmental Systems: Matter and Energy of Life

Evolution, Species Interactions, and Biological Communities

Human Populations

Biomes and Biodiversity

Environmental Conservation: Forests, Grasslands, Parks, and Nature Preserves

Food and Agriculture

Environmental Health and Toxicology

Climate

Air Pollution

Environmental Geology and Earth Resources

Energy

Solid and Hazardous Waste

Economics and Urbanization

Environmental Policy and Sustainability

Filters

The total amount of water on the Earth from year to year and the hydrologic cycle ____.

Most water in the atmosphere has evaporated from the ocean, and rain falls back into the sea. About __ % of the earth's total rain falls on land.

_ sources of water pollution are relatively easy to monitor and regulate while _____ sources of water pollution are difficult to monitor and clean up.