Land Title: Environmental Science: Systems and Solutions, Fourth Edition Authors: Michael I. McKinney, Robert M. Schoch, Logan Yonavjak
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Practice Quizzes

Please read each question and select your answer from the choices provided. You must complete all of the questions in order to view your results.

1:  Which statement about water resources is probably true?
A: World water shortages are expected since there are too many people and too little fresh water.
B: Water conservation would be more successful if users would pay the true costs.
C: More people die from lack of water than from water pollution.
D: In the U.S., industry uses more than 50 percent of U.S. fresh water.

2:  Which sector uses the largest quantities of water?
A: agriculture
B: industry
C: homes
D: commerce

3:  Which of the following properties of water is true?
A: Frozen water is more dense than liquid water.
B: Water has a comparatively high boiling point so it is liquid at surface temperatures.
C: Water absorbs very little heat with changing air temperatures.
D: Few substances can dissolve in water.

4:  What property of water is responsible for giving Great Britain mild winters?
A: Water expands when frozen.
B: Water boils at fairly high temperatures.
C: Water has a high specific heat.
D: Water serves as an excellent solvent.

5:  What percent of the earth's water is fresh and accessible?
A: 0.6
B: 5.2
C: 10.6
D: 17.3

6:  _______________ is the greatest withdrawer of water, but _______________ is the greatest consumer.
A: Industry;the public
B: Agriculture;the public
C: Agriculture;industry
D: Industry;agriculture

7:  Where is most accessible fresh water found?
A: groundwater
B: rivers
C: lakes
D: oceans

8:  Which statement about groundwater is true?
A: Wastes can be safely disposed of into aquicludes because they are confined, away from drinking water.
B: Groundwater pollution is expected to pose little problem since groundwater exists in such vast quantities.
C: Loss of wetlands often means a loss of an aquifer's recharge zone.
D: The Ogallala aquifer of the Great Plains has yet to be tapped by agriculture.

9:  Which of the following is a true statement?
A: Industry is the sector that uses more water than any other sector.
B: Microirrigation in the U.S. has been slow to catch on because the piping is more expensive than water.
C: Desalination is not a practical method of obtaining fresh water because of a lack of technological feasibility.
D: Fifty percent of the world's desalination plants are located in N. Africa.

10:  Which of the following is a true statement about desalination?
A: The main reason for the high cost of desalination is the salt disposal problem.
B: The membrane method of desalination is most economical and practical when used by large municipal plants.
C: Distillation methods are less economical than the membrane method.
D: Solar energy is not practical for large distillation operations due to the diffuse nature of the energy.

11:  Which of the following is true?
A: Gray water is considered unsafe for drinking.
B: The U.S. Army Corps of Engineers generally alters rivers and constructs dams in accordance to environmental protection criteria.
C: Los Angeles has discovered the disadvantages to canal construction to obtain water and is currently in a massive desalination program.
D: Riparian laws of water-rights are dictated by administrative decree.

12:  Which of the following is an aquifer?
A: The Aral
B: The Ogallala
C: The Kissimmee
D: The Aswan

13:  Using Table 9-2, estimate how much more water (in percent) it takes to make a pound of aluminum as opposed to a Sunday paper.
A: 28 percent
B: 135 percent
C: 257 percent
D: 358 percent

14:  Using Table 9-3, estimate the number of gallons of water a family of four would use in a year of toilet flushing.
A: 29,200 gallons
B: 36,500 gallons
C: 138,700 gallons
D: 146,000 gallons

15:  Estimate the percent of Indiana that drains into the Wabash by observing Figure 9-8.
A: About 40 percent
B: About 60 percent
C: About 80 percent
D: About 90 percent

16:  From Figure 9-12, determine the northernmost state by the Ogallala aquifer.
A: Colorado
B: Texas
C: Nebraska
D: South Dakota

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Link: Jones and Bartlett Publishers