Environmental Science Chapter 11 Section 3

Pick the letter of the term or phrase that best matches the description.

accumulation of pollutants at successive levels of the food chain

• a. thermal pollution

• b. wastewater

• c. biomagnification

• d. artificial eutrophication

• e. water pollution

Pick the letter of the term or phrase that best matches the description.

introduction of chemical, physical, or biological agents into water

• a. thermal pollution

• b. wastewater

• c. biomagnification

• d. artificial eutrophication

• e. water pollution

Pick the letter of the term or phrase that best matches the description.

accelerated build-up of nutrients caused by humans

• a. thermal pollution

• b. wastewater

• c. biomagnification

• d. artificial eutrophication

• e. water pollution

Pick the letter of the term or phrase that best matches the description.

water that contains waste from industry or homes

• a. thermal pollution

• b. wastewater

• c. biomagnification

• d. artificial eutrophication

• e. water pollution

Pick the letter of the term or phrase that best matches the description.

results in an increase of water temperature

• a. thermal pollution

• b. wastewater

• c. biomagnification

• d. artificial eutrophication

• e. water pollution

Point-source pollution and nonpoint-source pollution differ in

• a. the kind of biological agents causing the pollution.

• b. whether the source of pollution is agricultural or industrial.

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

• d. whether the pollutants are chemical or physical agents.

Fertilizers are classified as which kind of water pollutant?

• a. organic chemicals

• b. inorganic chemicals

• c. heavy metals

• d. physical agents

One reason polluted groundwater pollution is difficult to clean is that

• a. the location of underground storage tanks is not always known.

• b. pollutants cling to the materials that make up aquifers.

• c. runoff contaminates the water supply.

• d. All of the above.

Sources of ocean pollution include

• a. oil spills.

• b. direct dumping of wastewater.

• c. activities on land.

• d. All of the above

Which Act strengthened the laws against dumping waste in U.S. waters?

• a. Marine Protection, Research, and Sanctuaries Act

• b. Clean Water Act

• c. Water Quality Act

• d. both (a) and (b)