Apes Ch 9 Water

What percentage of the water on Earth is freshwater (liquid and solid)?

• 75%

• 25%

• 2.5%

• .25%

Tags

NGSS.MS-ESS2-4

Which of the following is most likely to result from destruction of wetlands surrounding a river?

• A decreased sediment load in the river

• A decreased level of pollutants in the river

• An increased level of oxygen in the river

• An increased frequency of flooding in the river valley

Tags

NGSS.MS-LS2-4

The term mitigation means

• the action of reducing the severity of something

• the action of returning something to a former condition

• The action of preserving something

• The action of reversing or stopping environmental damage

Tags

NGSS.MS-ESS3-2

The largest use of water in the western United States is

• energy production

• cooling

• irrigation

• manufacturing

Tags

NGSS.MS-ESS3-4

What is a benefit of drip irrigation?

• increased eutrophication of groundwater

• increased eutrophication of surface water

• enrich the heavy metal content of the soil

• decreased evaporation from croplands

Which of the following problems is directly associated with irrigation?

• fishery collapse

• water logging

• salinization

• water logging and salinzation

This area has the lowest among to naturally available freshwater per capita.

• Saudi Arabia

• Brazil

• United States

• Central Africa

Desalination is used to supply much of this region with freshwater

• Middle East

• South America

• United States

• Central Africa

Tags

NGSS.MS-ESS3-4

The largest hydroelectric dam in the world is located on one of the world's largest rivers in this area

• Middle East

• South America

• United States

• China