AnswersEnvironmental Science B WHSGlobal Connection: Water Management and Katrina

Water Policy Answers

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1
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Desalination has no known negative impacts on the environment.

A
T
B
F
2
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The water reclamation process is used to remove solids and impurities, but does not return water to a potable state.

A
T
B
F
3

Which of the following regulations is the primary law regarding water pollution?

A
The Safe Drinking Water Act
B
The Clean Water Act
C
The Marine Protection, Research, and Sanctuaries Act
D
WaterSense
4

How is desalination different from water reclamation?

A
Desalination is less expensive than water reclamation.
B
Desalination recharges aquifers.
C
Desalination provides water suitable for drinking.
D
None of the above
5

Which of the following might occur if people fail to conserve water?

A
increased sewage system failures
B
increased numbers of natural pollution filters
C
increased water supply
D
increased wildlife habitats
6

Conserving water can save money while protecting the environment.

A
T
B
F
7

The Safe Drinking Water Act limits the amount of pollution introduced into waterways.

A
T
B
F
8

Blackwater is cheaper and easier to process than greywater.

A
T
B
F
9

The _______ is most likely to be concerned with the overuse of water.

A
Safe Drinking Water Act
B
The Clean Water Act
C
The Marine Protection, Research, and Sanctuaries Act
D
WaterSense program
10

Which of the following is a program rather than a law regulating water quality?

A
The Safe Drinking Water Act
B
The Clean Water Act
C
WaterSense
D
The Marine Protection, Research, and Sanctuaries Act
11

Which of the following statements regarding water conservation is not true?

A
Only about 1% of Earth’s water supply is usable for human consumption.
B
Over half of the states predict water shortages by 2013.
C
While environmentally beneficial, water conservation is a costly endeavor.
D
Failure to conserve water will lead to more water contamination.
12

How can failing to conserve water contribute to greater water contamination?

A
Overirrigating fields causes an increase in pollution that results from runoff.
B
Natural water filters are depleted by the overuse of water.
C
Sewage systems are more likely to fail due to greater demand, causing higher chances of water contamination.
D
All of the above
13

The EPA regulates the dumping of _______ in oceans as outlined by the Ocean Dumping Act.

A
industrial waste
B
sewage sludge
C
medical waste
D
all of the above
14

What is a key difference between greywater use and water reclamation?

A
If collected separately, greywater can be used for certain applications without treatment.
B
Greywater use is more costly than water reclamation.
C
Water from reclamation is always safe for drinking, while greywater is not.
D
Greywater has been mixed with sewage, while reclaimed water is derived from clean water.
15

The Working for Water program helps conserve water by employing individuals to remove invasive plants.

A
T
B
F
16

Why is water conservation important?

A
It is important in desert areas because water is scarce, but not in areas with high levels of precipitation.
B
Water conservation is important because people are currently consuming freshwater resources faster than they can be replenished.
C
Water conservation is important because only 10% of Earth’s water sources are usable.
D
All of the above are true.

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