Environmental Science Ch. 11 Review

What percent of the world's water resources are salt water

• 1%

• 71%

• 77%

• 97%

Tags

NGSS.MS-ESS2-4

Most oil pollution comes from

• natural disasters.

• runoff from cities and towns.

• spills from oil tankers.

• leaks from oil wells in the ocean.

Which of the following is NOT one of the 3 major uses of fresh water globally?

• power generation

• agricultural

• industrial

• residential

_____ to water during the water treatment process to form flocs that bacteria and other impurities will cling to.

• Salt

• Air bubbles

• Chlorine

• Alum

_____ is added to kill bacteria in nonpotable water.

• Salt

• Air bubbles

• Chlorine

• Alum

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What accounts for 19% of water use world wide to generate power, manufacture and disposing of waste?

• agriculture

• industry

• residences

• water treatment

Tags

NGSS.MS-ESS2-4

A well is

• water that is beneath the Earth’s surface..

• a body or rock or sediment that stores groundwater and allows the flow of groundwater.

• an area in which water travels downward to become part of an aquifer.

• a hole that is dug or drilled to reach groundwater.

Leaking storage tanks or oil tankers that contain chemicals or fuels such as gasoline or oil, polluted water discharged from industrial chemical plants, and unlined landfills are examples of

• point-source pollution.

• nonpoint-source pollution.

• factors that lead to artificial eutrophication.

• items addressed in the Marine, Protection, Research, and Sanctuaries Act of 1972.

Tags

NGSS.MS-ESS3-3

Precipitation containing air pollutants, soil runoff from agricultural feedlots, farms and construction sites, and water runoff from city and suburban streets that may contain oil, gasoline, animal feces and litter are examples of

• point-source pollution.

• nonpoint-source pollution.

• factors that lead to artificial eutrophication.

• items addressed in the Clean Water Act of 1972 .

Tags

NGSS.MS-ESS3-3

A virus, microorganism, or other substance that causes _____ is called a pathogen.

• disease

• pollution

• eutrophication

• biomagnification