The Water We Use Answers

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Water intoxication occurs when _______.

A
the body’s electrolytes are out of balance
B
a person has a high body mass
C
in people engaged in low-impact activities
D
all of the above
2
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The defining characteristic of potable water is that it _______.

A
is used as tap water
B
can be used for washing and irrigation
C
can be used and consumed without risk
D
is delivered through pipes
3

Which of the following most significantly determines a community's access to potable water?

A
access to clean raw water sources
B
the availability of money
C
local drought conditions
D
the level of industrial development
4

Which of the following best explains why humans need constant supplies of fresh water?

A
Humans need a constant supply of water to provide them with essential vitamins.
B
Humans need a constant supply of water to maintain proper hygiene.
C
Constant supplies of freshwater are needed because body water is continually being lost.
D
Constant supplies of freshwater are not actually necessary for survival.
5

Drinking non-potable water does not carry significant health risks.

A
T
B
F
6

The world’s supply of freshwater is increasing.

A
T
B
F
7

In developed nations, the water delivered to homes by pipe is generally potable.

A
T
B
F
8

Ocean water is sometimes referred to as saline water as it contains significant concentrations of dissolved salts. Please select the best answer from the choices provided

A
T
B
F
9

Which of the following human activities do not require water?

A
agriculture
B
household chores
C
industry
D
none of the above
10

Lakes and rivers constitute _______.

A
87% of freshwater
B
a tiny fraction of Earth’s freshwater
C
a majority of Earth’s freshwater
D
a majority of water on earth

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