Water Quality Review

Front

What is salinity?

Back

Salinity is a measure of the amount of dissolved salts in a given amount of liquid, particularly water.

Front

What pH value is considered toxic to aquatic organisms?

Back

A pH value of 5 is considered toxic to aquatic organisms.

Front

What does high turbidity in water indicate?

Back

High turbidity indicates that the water is cloudy and hard to see through.

Front

How does acid rain affect the pH of water bodies?

Back

Acid rain decreases the pH of streams and lakes.

Front

Why is pH important in water systems?

Back

Variations in the pH of water can indicate the presence of toxic substances.

Front

What is the definition of turbidity?

Back

Turbidity is the cloudiness or haziness of a fluid caused by large numbers of individual particles.

Front

What are bio-indicators?

Back

Bio-indicators are species or groups of species whose presence, absence, or abundance reflects a specific environmental condition.

Front

What is the ideal pH range for most aquatic life?

Back

The ideal pH range for most aquatic life is between 6.5 and 8.5.

Front

What can cause an increase in salinity in water bodies?

Back

Evaporation, runoff from roads, and the inflow of saline water can increase salinity.

Front

What is the effect of low pH on aquatic ecosystems?

Back

Low pH can harm aquatic organisms, disrupt food webs, and lead to decreased biodiversity.