Environmental Science Flashcard

Front

Which of the following is a result of clear-cutting? Options: an increase in old-growth forests, less erosion and flooding, less diverse ecosystems, more habitats for certain animals

Back

less diverse ecosystems

Front

Which of the following issues makes it necessary to manage water resources responsibly? pollution, migration, erosion, clear-cutting

Back

pollution

Front

Why is it important to protect wetlands?

Back

They hold valuable water supplies and fisheries.

Front

Which of the following is NOT an effect of acid rain? a visible haze of chemicals, waters that are unable to support life, corrosion of stone and metal buildings, soil pollution

Back

a visible haze of chemicals

Front

Which of the following human activities contributes directly to smog?
pollution in groundwater,
driving a car,
eutrophication,
runoff from agricultural chemicals

Back

driving a car

Front

What is the source of thermal pollution? Options: automobile exhaust, heated industrial wastewater, agricultural runoff, illegal dumping of waste

Back

heated industrial wastewater

Front

What is the final stage of eutrophication of a body of water?

Back

depleted oxygen

Front

The United States is working to reduce air pollution by supporting renewable sources of energy for power, such as

Back

hydroelectricity

Front

What was the purpose of the Clean Water Act?

Back

to restore the quality of water throughout the United States

Front

How did California solve its water shortage problem?

Back

by building aqueducts