Small pieces of inorganic material that collects in the ocean and can build up in the food chain.

• wastewater

• microplastics

• algal blooms

Tags

NGSS.MS-LS2-4

Introduction of pollutants caused by a known incident or location

• thermal pollution

• nonpoint-source pollution

• point-source pollution

• wastewater

Tags

NGSS.MS-ESS3-3

Introduction of pollutants caused by many sources or from an unknown location.

• thermal pollution

• nonpoint-source pollution

• point-source pollution

• wastewater

Results in an increase of water temperature

• thermal pollution

• nonpoint-source pollution

• point-source pollution

• wastewater

Water that contains biological materials or chemicals from industry or homes.

• thermal pollution

• nonpoint-source pollution

• point-source pollution

• wastewater

The result of buildup of nutrients from fertilizers and other chemicals

• wastewater

• microplastics

• algal blooms

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Water pollution includes any chemical, physical, or biological agent that has been introduced (added) to the water which can harm organisms or lower water quality.

• True

• False

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-4

NGSS.MS-LS2-5

Point-source pollution and nonpoint-source pollution differ in

• the kind of biological agents causing the pollution.

• whether the source of pollution is agricultural or industrial.

• the number of sources from which the pollution is discharged.

• whether the pollutants are chemical or physical agents.

Which of the following was the first federal law to restrict the dumping of pollutants into surface water?

• Water Quality Act

• Clean Water Act

• Safe Drinking Water Act

• Ocean Act

When neighborhood residents noticed pollution in a local creek, they traced the problem to a nearby gas station. It turned out that a tank of gasoline had developed a leak. This is an example of

• groundwater pollution.

• nonpoint-source pollution.

• point-source pollution.

• thermal pollution.

Tags

NGSS.MS-ESS3-3