Water Quality Indicators

Front

What is a Non-Point Source of Pollution?

Back

Pollution that comes from many different places and is hard to identify its source, such as runoff from construction sites.

Front

What is a Point Source of Pollution?

Back

Pollution that comes from a single, identifiable source, such as a factory releasing gases into the atmosphere.

Front

What does a low number of bio-indicator organisms indicate about water quality?

Back

It indicates poor water quality.

Front

What element is primarily responsible for determining the hardness of water?

Back

Calcium.

Front

Give an example of Non-Point Source Pollution.

Back

Runoff from agricultural fields or urban areas.

Front

Give an example of Point Source Pollution.

Back

Wastewater discharge from a sewage treatment plant.

Front

What are bio-indicators?

Back

Organisms used to assess the health of an ecosystem, indicating the quality of the environment.

Front

What does high biodiversity in water indicate?

Back

It generally indicates good water quality.

Front

What is the significance of measuring pH in water quality assessment?

Back

pH affects the solubility and biological availability of chemical constituents such as nutrients and heavy metals.

Front

What is turbidity and why is it important?

Back

Turbidity is the cloudiness of water caused by suspended particles; it affects light penetration and aquatic life.