Hydrosphere Quiz Review

How much of Earth's water is unavailable for humans to consume due to its high salinity? 

• 3%
• 23%
• 77%
• 97%

Why is MOST of the freshwater on Earth not available for our use?

• All freshwater on Earth is easily accessible for use.
• It is frozen in the icecaps and glaciers.
• It is surface water.
• It is underground.

Tags

NGSS.MS-ESS2-4

Groundwater is _________ that enters a watershed and is absorbed into the soil.

• Snow
• Precipitation
• Run-off
• Saturated

Tags

NGSS.MS-ESS2-4

Streams that flow into other streams increasing the size of the stream that it is joining

• Tributaries

• Watershed

• Aquifer

• River System

Which is most likely an example of point source pollution?

• fertilizer sprayed onto a field
• water runoff from a city street 
• a pipe flowing into a river

Tags

NGSS.MS-ESS3-3

An area of land that drains into a body of water.

• mouth
• point-source pollution
• watershed
• headwaters

Which human activity can speed up the process of eutrophication?

• Building cities
• Nuclear power plants
• Deforestation
• Farming

Tags

NGSS.MS-LS2-5

What is Point-Source pollution? 

• pollution coming from a specific one site
• unsure of the places the pollution is coming from 
• Oil spills in to the ocean
• None of the above

Tags

NGSS.MS-ESS3-3

The upper limit of groundwater is referred to as the

• unsaturated zone

• saturated zone

• water table

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS3-1

Which of these settings produces the lowest permeability?

• rocks with many interconnected fractures

• highly compacted clay particles

• loosely cemented gravel and sand