Water usage and management

Surface water standards for recreation are determined by the Clean Water Act.

• True

• False

Which of the following is a way in which water resources are consumed? (select all that apply)

• drinking

• industry

• business

• desalination

Which of the following processes requires separate plumbing?

• water reclamation

• desalination

• greywater use

A heat source could be considered a source of pollution.

• True

• False

Changing your toilet can reduce water pollution because ______.

• the sewage is partially treated in the toilet before entering the sewer system

• chemicals added by new toilets neutralize the pathogens in the water

• more efficient plumbing uses more water and creates larger volumes of waste

• more efficient plumbing uses less water and creates smaller volumes of waste

Australian aborigines could not use wells in the desert due to lack of groundwater.

• True

• False

Aquifers are __________. (select all that apply)

• located below the water table

• important sources of freshwater

• located in the saturated zone

• pollution resistant

• important source of saltwater

Groundwater overdraft occurs when ________.

• the location of the water table changes due to season

• aquifers become polluted

• the rate of use exceeds the rate of replenishment

• trees are planted

The defining characteristic of potable water is that it __________.

• is used as tap water

• can be used for washing and irrigation

• can be used and consumed without risk

• is delivered through pipes

Which of the following is least likely to have difficulties with economic access to potable water?

• Zimbabwe

• Australia

• India