The Water we use (pretest)

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The principle reason that most of North America and Europe do not have difficulties with access to potable water is their wealth.

True

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

False

Which of the following human activities do not require water?
a.
agriculture
b.
household chores
c.
industry
d.
none of the above

d. none of the above

Which of the following best explains the importance of water to humans?
a.
Water is essential for sustaining human life.
b.
Water is important for shipping and trade.
c.
Water is a valuable, profitable commodity.
d.
All of the above

d. all of the above

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

a. the body’s electrolytes are out of the balance

Which of the following most significantly determines a communities’ 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

b. the availability of money

The world’s supply of freshwater is increasing.

False

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.

c. Constant supplies of freshwater are needed because body water is continually being lost.

Ocean water is sometimes referred to as saline water as it contains significant concentrations of dissolved salts.

True

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

True

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