Hydrosphere Test Flashcardizz

Front

What makes fish excellent indicators of watershed health?

Back

Fish differ in their tolerance to amount and types of pollution.

Front

What is the best description for the use of rainbow trout in water quality testing?

Back

Biological indicator.

Front

What is an area of land that all drains to one place called?

Back

Watershed.

Front

What land use is the best choice for watershed drainage?

Back

Wetland.

Front

What percentage of Earth's water is salt water?

Back

About 97%.

Front

What is a watershed?

Back

A watershed is an area of land that drains all the streams and rainfall to a common outlet.

Front

What is a biological indicator?

Back

A species used to monitor the health of an ecosystem.

Front

Why are wetlands important for watersheds?

Back

Wetlands help filter pollutants and manage water flow.

Front

What is the primary source of freshwater on Earth?

Back

Glaciers and ice caps.

Front

What role do fish play in aquatic ecosystems?

Back

Fish are key components of food webs and indicators of environmental health.