Holt Environmental Science

A hole dug or drilled into the ground to provide a supply of water.

• watershed

• desalination

• groundwater

• well

Tags

NGSS.MS-ESS3-1

Mandates the restoration and maintenance of the chemical, physical, and biological integrity of the nation's waters

• Safe Drinking Water Act

• Clean Water Act

• Clean Air Act

• Resource Conservation Recovery Act

Which of the following offers the greatest conservation of water?

• center pivot sprinkler systems

• LEPA sprinkler systems

• drip irrigation

• flood irrigation

Tags

NGSS.MS-ETS1-2

Why do water sources need to be conserved?

• We have a limited amount of fresh water.

• Pollution reduces the amount of usable water.

• Because we need to save it for the whales

• Both a and b.

Tags

NGSS.MS-ESS2-4

Which of the following is a non-point source of water pollution?

• Effluent from a sewage treatment plant

• BP refiner in Indiana discharging ammonia in a river.

• Runoff of pesticides from regional farms into the Illinois River.

• Hot water discharges from a nuclear power plant.

If a paper mill dumps a lot of paper waste into a nearby river all of the following are likely to happen EXCEPT:

• Increase in BOD

• Decrease in DO

• Algae growth

• Decrease in decomposers

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Which law sets standards limiting pollutants for community's water supplies?

• Clean Water Act (CWA)

• Safe Drinking Water Act (SDWA)

• National Environmental Policy Act (NEPA)

• Resource Conservation and Recovery Act (RCRA)

What is the top of the water-filled spaces in the ground called?

• Groundwater

• Reservoir

• Water Table

• Well

Tags

NGSS.MS-ESS3-1

Which pollutant is most likely to be released into groundwater supplies without human intervention?

• Phosphates

• Lead

• Arsenic

• Mercury

Which sector uses the most water?

• agriculture

• industry

• household