Environmental Science (Water)

Front

What percentage of sickness and disease in less-developed countries is attributed to waterborne infectious diseases and inadequate sanitation?

Back

80%

Front

What are the negative impacts of dams on ecosystems?

Back

I. Loss of silt downstream from the dam. II. Loss of terrestrial biodiversity in areas surrounding the dam.

Front

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

Back

Factory effluent.

Front

What chemical test is used to measure water quality?

Back

pH Test.

Front

What type of lake or pond has high biological productivity?

Back

Eutrophic.

Front

Define waterborne diseases.

Back

Diseases caused by pathogens in water, often due to inadequate sanitation.

Front

What is the role of wetlands in water management?

Back

Wetlands filter pollutants, provide habitat, and help in flood control.

Front

Explain the concept of watershed.

Back

An area of land where all the water drains into a common water body.

Front

What is eutrophication?

Back

The process where water bodies become overly enriched with nutrients, leading to excessive growth of algae.

Front

What are non-point sources of water pollution?

Back

Pollution that comes from multiple diffuse sources, like agricultural runoff.