Environmental Stewardship and Pollution Quiz

What does “stewardship” mean in relation to the environment?

• Using natural resources without thinking of the future

• Taking care of the environment and managing resources responsibly

• Polluting water and soil

• Ignoring environmental laws

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-4

NGSS.MS-LS2-5

Which best defines “contamination”?

• Cleaning water to make it safe

• The introduction of harmful substances into the environment

• Filtering water through sand

• Protecting wildlife

Tags

NGSS.MS-LS2-5

Which is an example of point source pollution?

• Fertilizer running off from a field into a river

• Oil spilling from a pipe directly into a lake

• Rain washing dirt into a stream

• Trash scattered by wind

Which is an example of non-point source pollution?

• A factory dumping chemicals into a river

• Trash thrown directly into a lake from a boat

• Runoff from streets carrying oil, pesticides, and trash into waterways

• Oil leaking from a broken pipe

Tags

NGSS.MS-ESS3-3

NGSS.MS-ESS3-4

What was the main goal of the Clean Water Act of 1972?

• To increase industrial production

• To reduce air pollution

• To restore and maintain the integrity of the nation's waters

• To promote the use of fossil fuels

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-5

What is the main responsibility of the Environmental Protection Agency (EPA)?

• Organizing recycling competitions

• Protecting human health and the environment through regulations

• Building water treatment plants

• Collecting rainwater for drinking

Tags

NGSS.MS-ESS3-3

NGSS.MS-ESS3-4

What happens during the coagulation process in water treatment?

• Large particles stick together to form clumps

• Water is filtered through sand and charcoal

• Water is boiled to kill bacteria

• Chlorine is added to disinfect water

Tags

NGSS.MS-PS1-2

During flocculation, what is added to make small particles clump together?

• Chemicals

• Water

• Sediments

• Bacteria

What occurs during the sedimentation process in water treatment?

• Flocs settle to the bottom of a tank, leaving clearer water on top

• Water passes through sand and charcoal filters

• Bacteria are killed

• Chlorine is added to disinfect water

What is the purpose of the EPA in relation to U.S. waters?

• To ban all factories in the U.S.

• To protect the quality of U.S. waters by regulating pollutants

• To increase fishing in lakes

• To create more drinking water reservoirs

Tags

NGSS.HS-ESS2-5