Hydropshere Review

What is Earth's largest source of drinkable water?

• rivers

• lakes

• aquifers

• oceans

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NGSS.MS-ESS2-4

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The water cycle has no beginning or end, but it has an order. Which of the following are the MOST likely ways that water would move though the water cycle?

• oceanto river to lake to atmospher

• aquifer to ice cap to ocean to atmosphere

• atmosphere to watershed to river to ocean

• atmosphere to ocean to atmosphere to ocean

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NGSS.MS-ESS2-1

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Which best describes the amount of Earth's total water supply that is usable freshwater?

• greater than 75%

• greater than 50%

• less than 1%

• less than 25%

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NGSS.MS-ESS2-4

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The Environmental Protection Agency was assigned which task?

• setting standards and governing the civil and commercial air transportation throughout America

• setting standards and governing the use of national parks and monuments in the United States

• setting standards and governing the cleanliness of water used by Americans

• setting standards and governing the highways and interstates in the United States

Which aquatic environment would beneift the most from reduced runoff from lawns treated with fertilizers?

• estuaries

• rivers and lakes

• estuaries and lakes

• lakes

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Cholera is a bacterial disease that is spread throughout a community by contaminated water. How can the spread of cholera be prevented?

• by giving healthy people antiobiotics before they get sick

• by using chlorine to treat sewage before it enters the water supply

• by hand washing with contaminated water before food preparation

• by using waste to fertilize fields instead of releasing it into the water supply

Which best explains a way of protecting water for human consumption

• Reduce the use on lakes and rivers for irrigation of crops

• improve water quality standards for industries located on lakes and rivers

• Allow dumping of some waste into lakes and rivers

• Ban the use of lakes and rivers for recreation

Tags

NGSS.MS-ESS3-4

If a body of water has high turbidity levels, what can most likely be concluded

• It is too hot to drink

• It is unsafe to drink

• it has a low pH

• it contains a lot of chemicals

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NGSS.MS-LS2-5

Which will occur if humans conntinue to overload water systems with excess nutrients?

• photosynthesis

• eutrophication

• chemosynthesis

• nitrification

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Fish tank owners will often add ammonia to the tank to increase the nitrate levels. If too much ammonia is added, what might occur?

• Algae growth will stop, and oxygen will not be produced

• Algae growth will increase, causing oxygen levels to increase

• Algae growth will increase, causing oxygen levels to decrease

• Algae growth will decreas, causing oxygen levels to decrease

Tags

NGSS.MS-LS2-1

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