Water Pollution Quiz

What is the number one use of available freshwater on Planet Earth?

• Surface water

• Fresh water

• Runoff

• Agriculture

What is the term for pollution that originates from a single source?

• Nonpoint pollution

• Reservoir

• Point source pollution

• Nutrient water pollution

What is the definition of groundwater?

• Water that flows over land and collects in a stream or river

• Fresh water found below Earth’s surface

• Permeable layers of rock and soil that hold water

• The boundary between the zone of aeration and the zone of saturation

What does thermal water pollution result from?

• Erosion causing sediment pollution

• Harmful chemicals released into waterways

• Heat source raising the water temperature

• Pathogens entering a waterway

What is the term for water that flows over land and has not yet been absorbed into the ground?

• Runoff

• Watershed

• Surface Water

• River system

Which term refers to having spaces or pores that allow water or other substances to pass through?

• Impermeable

• Aquifer

• Permeable

• Water table

What is the definition of a bioindicator in the context of water pollution?

• Excess phosphorus and other nutrients in the water

• The process where pollutants become concentrated in living tissue

• Organisms that provide information about the health of an aquatic ecosystem

• The buildup of salts in the surface layers of soil

What is a well?

• An area where surface water soaks into the ground and reaches an aquifer

• A hole dug into an aquifer to reach groundwater

• A network of connected streams and rivers

• Pollution that originates from a single source

What does toxic chemical water pollution involve?

• Toxins concentrating in living tissues

• Excess nutrients causing issues in water quality

• Removal of salt from seawater

• Harmful chemicals released into waterways causing harm

What is the process in which a body of water becomes too low in oxygen due to high levels of nitrogen and phosphate?

• Eutrophication

• Biomagnification

• Desalination

• Salinization