Cambridge Environmental Management

Acid drainage from mines can alter the pH of waterways; heavy metals may load the system

• thermal pollution

• inorganic chemical pollution

• disease-causing agents

• sedimentation

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-4

NGSS.MS-PS1-2

The combustion of fossil fuels can lead to water pollution from

• pesticides and herbicides

• SOx and NOx deposition

• Sewage

• Sedimentation and siltation

Tags

NGSS.MS-ESS3-3

Groundwater pollution is regulated by

• the Paris agreement

• groundwater pollution is not regulated

• the Clean Water Act

• the Safe Drinking Water Act

Tags

NGSS.MS-ESS3-3

Which test indicates that dangerous bacteria and pathogens are likely present?

• fecal coliform

• turbitity

• pH

• nitrate/nitrites

This federal law regulates point source pollution; provides funding for sewage treatment plants

• is not regulated in US

• U.S. Marine anti-pollution Control Act

• the Clean Water Act

• the Safe Drinking Water Act

A new golf course is built next to a river. Over the past several months, the nitrate levels of the water in the river have been increasing. Which best explains the cause of the increasing nitrate levels?

• increased growth of algae

• decreased biodiversity

• runoff from fertilizer

Overpumping groundwater in coastal areas can cause ________ to move into aquifers, making the water undrinkable.

• suspended solids

• hard water ions

• untreated sewage

• saltwater

Tags

NGSS.MS-ESS2-4

Which of the following is an effect of excess fertilizer washing into streams and lakes?

• the pH is too low for plants and animals

• cooler water holds more oxygen

• increased sediment reduces oxygen

• algae "blooms", leading to lower oxygen

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

Which of the following describe the relationship between D.O. and B.O.D.?

• When D.O. decreases, the B.O.D. decreases

• When D.O. decreases, the B.O.D. increases

• When B.O.D. decreases, the D.O. decreases

• When B.O.D. increases, the D.O. decreases

Increased use of inorganic (lab-made) fertilizers on crops contributes to:

• Hypoxia in the Gulf of Mexico

• Increase in storm severity in southeastern U.S.

• Water shortages in California

• Saltwater intrusion on the East Coast.

• Increase levels of Mercury in Tuna

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-4