Test — Test Answers

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The use of _______ is expected to increase in the future.

coal

natural gas

renewable energy

all of the above

Which of the following is the most likely cause for future water shortages?

global warming

increased agriculture

water pollution

erosion

Why is water conservation important?

It is important in desert areas because water is scarce, but not in areas with high levels of precipitation.

Water conservation is important because people are currently consuming freshwater resources faster than they can be replenished.

Water conservation is important because only 10% of Earth’s water sources are usable.

All of the above are true.

What process adds carbon dioxide to the air?

nitrogen cycle

water cycle

respiration

photosynthesis

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

Safe Drinking Water Act

The Clean Water Act

The Marine Protection, Research, and Sanctuaries Act

WaterSense program

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