Water Resources - Environmental Science Science Based Problem Solving in Todays World

A manufacturer finds that his wastewater has twice the regulated concentration of mercury allowed to discharge into the nearby river. The manufacturer finds that simply mixing his wastewater with an equal volume of clean water from the river will enable him attain the regulated concentration of mercury and is far less expensive than removing mercury from the waste stream. This is an example of

A) a felony.
B) a violation of the regulation governing the release of mercury to surface water.
C) the belief that the solution to pollution is dilution.
D) behavior consistent with being a good corporate citizen.
E) responsible environmental policy.

Answer

Question 2

(Multiple Choice)

Free

Which of the following is not an example of how surface water functions to serve humans?

A) Coastal waters serve as breeding areas for many species of plants and animals critical to humans.
B) Oceans support a great diversity of plant and animal species.
C) Pollution can disrupt the natural balance of aquatic ecosystems.
D) Water is continually cycled and renewed.
E) Coral reefs are especially sensitive to changes in their immediate environment.

Answer

Question 3

(Multiple Choice)

Free

The adult human body is approximately _______% water.

A) 5
B) 25
C) 40
D) 60
E) 85

Answer