Water Resources and Water Pollution

Of the following, which is the best example of a point source of water pollution?

• Factory drain pipes at DC Water Plant

• Storm water on the road

• Agricultural runoff

• Residential pesticide in the air

The geological layer, consisting of underground porous layers of sand or gravel, where groundwater flows and accumulates, is called __________________________________.

(Ogalalla and Texcoco are examples)

• the zone of saturation

• the water table

• an aquifer

• surface water

Tags

NGSS.MS-ESS3-1

What happens to the amount of dissolved oxygen in water as depth increases in a lake, pond or other body of water?

• Dissolved Oxygen Increases

• Dissolved Oxygen Decreases

• Dissolved Oxygen Remains Constant

• None of the Above

Tags

NGSS.MS-LS2-4

Waste from which of the following is an example of nonpoint source pollution?

• Overflow from a county sewage treatment plant

• exhaust from the pipes of your car

• Drainage from an abandoned coal mine

• Runoff from many different agricultural fields

Of the following, which constitutes the greatest percent of domestic use of water in the United States?

• Flushing toilets

• Drinking water

• Cooking

• Washing dishes

_________________ is a region from which water drains into a stream, lake, reservoir, wetland, or other body of water

• the water table

• an aquifer

• surface water

• the watershed

Tags

NGSS.MS-ESS2-4

Freshwater on planet Earth only makes up roughly 3%. Most of that freshwater is found in _____________________.

• Rivers and Lakes

• Atmosphere

• Groundwater

• Glaciers and Ice Caps

Tags

NGSS.MS-ESS2-4

In the wastewater treatment process, ________________________ needs high levels of dissolved oxygen to thrive and survive so that the solid waste can be broken down and decomposed.

• Algae

• Bacteria

• Acids

• Phytoplankton

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-1

Which heavy metal is found in the old pipes in old buildings and can cause health problems in the brain, nervous system, and kidneys?

• Lead

• Arsenic

• Mercury

• Ozone

_____________________ is found naturally in Earth’s crust/can dissolve into groundwater/drinking water. If humans are exposed to this heavy metal, it can cause many types of Cancer.

• Lead

• Arsenic

• Mercury

• Iron