Water Resources/Pollution/Treatment

What percentage of the Earth's fresh water is available to us?

• 97 %

• 7 %

• 1 %

• 50 %

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS3-1

An example of a waterborne disease is:

• Cholera

• Giardia

• Typhoid

• All of the above.

A rapid growth of algae could lead to:

• A reduction of oxygen levels in the water.

• Water that can support more life.

• Waters that are devoid of life.

• An increase in oxygen levels.

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-3

NGSS.MS-LS2-1

Marine debris can cause animals to:

• Starve

• strangle

• Suffocate

• all of the above.

Tags

NGSS.MS-LS2-4

Water pollution occurs when:

• Harmful substances enter a water supply

• Industries dispose of waste safely and correctly.

• Industries increases costs with waste disposal.

• None of the above.

Mine site drainage can often cause this:

• Cultural eutrophication

• Acidic runoff

• Land subsidence

• Saltwater intrusion

• Salinization

Tags

NGSS.MS-ESS3-1

NGSS.MS-ESS2-2

NGSS.MS-ESS3-4

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.

• oil leak from the Exxon Valdez

What is the danger in eating some fish from lakes or ocean?

• They may be invasive species.

• If abundant, they may lead to a crash in other species.

• If they are high on the food chain they may contain high levels of mercury or POP's like PCB's

• They may contain too many nutrients from fertilizers.

• They may contain parasites that cause cancer

Tags

NGSS.HS-LS2-7

NGSS.HS-LS2-6

All of the following are ways to disinfect wastewater EXCEPT:

• Chloroform
• Chlorine
• UV rays
• Ozone

This law sets standards on pollutants for community drinking water supplies.

• Clean Water Act (CWA)

• Safe Drinking Water Act (SDWA)

• National Environmental Policy Act (NEPA)

• Oil Pollution Act

• Coastal Zone Management Act