Types of water pollution

Front

What is point-source pollution?

Back

Point-source pollution refers to contaminants that enter a water body from a single, identifiable source, such as a drainpipe or a discharge outlet.

Front

Give an example of point-source pollution.

Back

An example of point-source pollution is a drainpipe spilling waste into a river.

Front

What is non-point source pollution?

Back

Non-point source pollution comes from multiple, diffuse sources rather than a single point, making it harder to control.

Front

Give an example of non-point source pollution.

Back

An example of non-point source pollution is soil runoff from farms.

Front

What is the impact of untreated sewage on aquatic ecosystems?

Back

Untreated sewage can lead to excessive growth of aquatic plants, causing eutrophication.

Front

What are the main producers in ocean ecosystems?

Back

The main producers in ocean ecosystems are algae and other microscopic organisms.

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What type of pollution is caused by leftover paint and solvents disposed of improperly?

Back

Improper disposal of leftover paint and solvents can lead to toxic pollution.

Front

What is the effect of fertilizers on water bodies?

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Fertilizers can cause nutrient pollution, leading to algal blooms and oxygen depletion in water bodies.

Front

What is sediment pollution?

Back

Sediment pollution occurs when soil and other particles are washed into water bodies, affecting water quality and aquatic habitats.

Front

What is bacterial pollution?

Back

Bacterial pollution refers to the presence of harmful bacteria in water, often from sewage or animal waste.