AP Environmental Science Aquatic Pollution

Which is a point source of pollution?

• Farm runoff

• A sewage treatment plant

• Storm runoff

• A suburban community

• A harbor

Tags

NGSS.MS-ESS3-3

Eutrophication

• is the result of excess carbon

• causes low BOD

• can cause dead zones

• is rarely caused by human activities

• only occurs in fresh water

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-3

Fecal coliform bacteria

• is used as an indicator of water quality

• is the cause of many waterborne diseases

• is another name for Cryptosporidium

• usually causes diarrhea

• is rarely found in septage

Arsenic is

• found naturally in groundwater

• often discovered due to its rapid health effects

• inexpensive to remove from drinking water

• found in rainwater

• primarily found in water in North America

The Exxon Valdez oil spill

• was cleaned up within 2 years of the spill

• lead to new regulations for oil tankers

• was larger than the Deepwater Horizon spill

• primarily affected aquatic organisms

• has not significantly changed the ecosystem 20 years later

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-4

NGSS.MS-LS2-5

Approximately what percent of the oil in marine waters worldwide is due to natural causes?

• 5 percent

• 20 percent

• 35 percent

• 45 percent

• 60 percent

Which is NOT used in the cleanup of oil spills?

• Genetically engineered bacteria

• Clumping agents applied to underwater plumes

• Chemical dispersants

• Large vacuums

• Absorbent materials along the coast

Tags

NGSS.MS-ESS3-3

Thermal pollution

• is primarily a problem in the winter

• is rarely lethal

• is primarily due to residential water use

• is not regulated in the United States

• has been reduced by the use of cooling towers

Tags

NGSS.HS-ESS3-4

NGSS.HS-PS3-4

The first legislation on water quality was

• the Federal Water Pollution Control Act

• the Clean Water Act

• the Safe Drinking Water Act

• the Resource Conservation and Recovery Act

• the Water Quality Act

Maximum contaminant levels for groundwater were set in

• the Federal Water Pollution Control Act

• the Clean Water Act

• the Safe Drinking Act

• the Resource Conservation and Recovery Act

• the Water Quality Act