CH 5 ENV SC DSST

Front

What type of lake or pond has high biological productivity able to support numerous aquatic plants?

Back

Eutrophic: A lake or pond characterized by high nutrient levels, leading to abundant plant growth and high biological productivity.

Front

What is the effect of water-borne diseases, such as typhoid, on humans?

Back

Pollution: The introduction of harmful substances into the environment, which can lead to health issues such as water-borne diseases.

Front

What form of water pollution occurs when excessive fertilizers runoff into rivers and lakes?

Back

Eutrophication: A process where water bodies become overly enriched with nutrients, leading to excessive growth of algae and depletion of oxygen.

Front

What term describes a chemical or form of energy that can adversely affect the health of living organisms?

Back

Pollutant: Any substance that, when introduced into the environment, can cause harm to living organisms.

Front

What is the best example of a point source of water pollution?

Back

Factory effluent: Direct discharge of pollutants from a specific location, such as a factory, into a water body.

Front

What is the process called when water bodies receive excess nutrients, leading to algal blooms?

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Eutrophication: The enrichment of water bodies with nutrients, often due to runoff from land, causing algal blooms.

Front

What is a watershed?

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Watershed: An area of land that drains rainwater and snow into a single body of water, such as a river or lake.

Front

What is the impact of pollution on aquatic ecosystems?

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Pollution can lead to habitat degradation, loss of biodiversity, and health issues for aquatic organisms.

Front

What are the main sources of water pollution?

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Main sources include industrial discharge, agricultural runoff, sewage, and stormwater.

Front

What is the difference between point source and non-point source pollution?

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Point source pollution comes from a single, identifiable source, while non-point source pollution comes from diffuse sources.