Environmental Science Water Unit Review

The amount of water on average used by individuals, based on domestic is and agricultural or industrial consumption is termed ____.

• watershed

• fresh water
• water scarcity
• water footprint

Which of the following are part of your water footprint?

• How long your showers last

• What kind of foods you eat

• How often you flush your toilet

• How often you water your lawn

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The major agricultural use of water is for

• Diluting pollutants

• Irrigating

• Marketing

• Drinking water

What is virtual water?

• Water on a computer screen

• Water that is salty

• Amount of water to create a product

• Water that is frozen

What is potable water?

• pure water

• Water that has dissolved ions in but is safe to drink

• Water from an underground source

• Water that is safe to wash in

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What is an example of direct water use?

• The production of clothes

• The production of food

• When you take a shower

• When someone builds a house.

Which food would probably have the largest water footprint?

• Apples

• Corn

• Rice

• Pork

Tags

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Most of Earths fresh water (~70%) is used for _____?

• Agriculture (farming)
• Industry (making products)
• Domestic (at home)

Organize these options into the right categories

Groups:

(a) Advantages of water use in agriculture

,

(b) Advantages of water use in industry

,

(c) Disadvantages of water use in agricultur

,

(d) Disadvantages of water use in industry

• water pollution from release of toxic materials

• depletion of groundwater supplies from irrigation

• variety of consumer products available at low prices

• variety of frsh fruits and vegetables year round

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Why is fresh water considered a limited resource?

• It isn't because it is a renewable resource

• 97% of freshwater is in the oceans and too salty to drink.

• Only 2.5% is drinkable and much of it is stored in icecaps and groundwater

Tags

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