Pollution: Mastery Test

What is thermal pollution?

Thermal pollution is the artificial warming of __________

water by hot water discharged from factories and power plants.

• drinking

• tap

• natural

What is thermal pollution?

Such water contains _________

oxygen, which causes death in aquatic species.

• more

• less

• no

Type the correct answer in the box. Spell all words correctly.

In which process does a water body acquire high levels of nutrients, which is a prominent source of water pollution in agricultural areas?

__________ is a process in which a water body acquires high levels of nutrients. It is a prominent source of water pollution in agricultural areas.

nitrification, eutrophication, nutrification, utrophication

Type the correct answer in the box. Spell all words correctly.

According to the Natural Resources Defense Council, what is the largest contributor to land pollution?

According to the Natural Resources Defense Council, activities related to ________ production are the largest contributor to land pollution.

food, water, air, tree

Select all the correct text in the passage.

Which sentences describe point source pollution?

• In this type of pollution, the source of the pollution is single and easily identifiable.

• When runoff water from the melting of snow mixes with debris, it creates pollution. The runoff water, mixed with pollutants, reaches large areas with disastrous effects.

• Alternatively, when a wastewater treatment plant releases harmful chemicals into a stream, the chemicals pollute the stream water because they are not treated for safety.

Match the pollution type to its image.

• air pollution

• water pollution

• noise pollution

• land pollution

Match the pollution type to its image.

• air pollution

• water pollution

• noise pollution

• land pollution

Match the pollution type to its image.

• air pollution

• water pollution

• noise pollution

• land pollution

Match the pollution type to its image.

• air pollution

• water pollution

• noise pollution

• land pollution

What type of pollution does household garbage cause?

• light pollution

• thermal pollution

• noise pollution

• land pollution