Earth Science Chapter 8 Test Earth's Fresh Water

The place where an organism lives and where it obtains all the things needed to survive.

• habitat

• wetland

• saturated zone

• watershed

A layer of permeable rock or soil in which the cracks and pores are totally filled with water.

• reservoir

• permeable

• saturated zone

• unsaturated zone

An underground layer of rock or sediment that holds water

• water table

• point source

• unsaturated zone

• aquifer

A layer of rocks and soil above the water table in which the pores contain air as well as water.

• saturated zone

• unsaturated zone

• wetland

• reservoir

A stream or smaller river that feeds into a main river.

• tributary

• reservoir

• aquifer

• ground water

The measurement of how acidic or basic a substance is on a scale of 0 (very acidic) to 14 (very basic).

• pollutant

• pH

• point source

• nonpoint source

A specific source of pollution that can be identified.

• divide

• point source

• nonpoint source

• pH

The land area that suppies water to a river system.

• wetland

• reservoir

• watershed

• water table

A characteristic of materials, such as clay and granite, through which water does not easily pass.

• permeable

• water cycle

• impermeable

• water table

A widely spread of pollution that is difficult to link to a specific point of origin.

• unsaturated zone

• nonpoint source

• point source

• saturated zone