Free Printable Eutrophication

Worksheets

Eutrophication

Total questions: 11

Worksheet time: 6mins

Name

Class

Date

What is point source pollution?

Contamination of the environment from natural sources

Contamination of the environment from an unidentified source

Contamination of the environment from a single, identifiable source

Contamination of the environment from multiple sources

What is nonpoint source pollution?

Pollution caused by natural sources like volcanoes

Pollution derived from small amounts of pollutants over time

Pollution caused by a single point source like a factory

Pollution caused by noise from traffic and construction

Which of the following is not a wastewater source?

Sewers

Homes

Factories

Which of the following is biodegradable?

Heavy metals

Plastic bags

Plastic bottles

Paper products

Which of the following contribute to water pollution?

Acid rain

Leaking tanks

Agricultural Runoff

the Ozone layer

Which of the following is the name for the over enrichment of chemical nutrients in a body of water?

hypoxia

acidification

desertification

eutrophication

What does eutrophication cause?

Eutrophication causes excessive growth of algae and other aquatic plants.

Eutrophication causes an increase in dissolved oxygen levels.

Eutrophication causes a decrease in water temperature.

Eutrophication causes a decrease in nutrient levels in the water.

What is an example of nonpoint source pollution?

Oil spills from tankers

Fertilizer and pesticide runoff from farms.

Industrial waste dumped into rivers

Air pollution from factories

What can be the result of eutrophication?

Reduced growth of algae and other aquatic plants, increased oxygen levels, and improved water quality.

Decreased levels of nutrients in water, increased oxygen levels, and enhanced biodiversity.

Excessive growth of algae and other aquatic plants, oxygen depletion, and death of aquatic organisms.

10.

_____ ______ pollution is when contaminants are entering a body of water from a single, identfiable source.

(a)

11.

Pollution is bad

Ture!

fals

100 %

Eutrophication

Total questions: 11

Worksheet time: 6mins

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