Water Pollution (Enviro)

Water pollution that comes from many sources is considered...

• point source pollution
• nonpoint source pollution
• thermal pollution
• ocean pollution

Tags

NGSS.HS-ESS3-4

NGSS.HS-ESS3-6

Water pollution that comes from a single source is considered...

• point source pollution
• nonpoint source pollution
• thermal pollution
• ocean pollution

Tags

NGSS.MS-ESS3-3

The difference between point source and nonpoint source is that point source cannot be identified and nonpoint source comes from one source.

• True 
• False 

The natural process of eutrophication is accelerated when you add

• phosphates and nitrogen
• nitrates and oxygen
• plant nutrients and dish detergent

Tags

NGSS.MS-LS2-3

Thermal pollution can occur when power plants and other industries use water in their cooling system and then discharge the warm water into a lake or river killing fish and other aquatic animals. 

• False
• True

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-4

Pollutants usually enter groundwater when polluted surface water percolates down from the Earth's surface.

• True
• False

With biomagnification, animals at the bottom of the food chain will receive the most pollutant (or pesticide).

• True
• False

Usually found in fertilizers and can cause serious water quality issues when running into a body of water.

• dissolved oxygen
• phosphates
• substrate
• salinity

Which is an example of a biological contaminant?

• Grass clippings

• E-coli bacteria

• Cow manure

• Gasoline

Which is(are) an example(s) of a chemical contaminant?

• bleach

• gasoline

• fertilizer

• amoeba protozoa