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 of the following statements about pollution is true?
A: Lakes tend to have larger absorptive abilities than rivers.
B: Pollution is a distinctly modern activity.
C: Synthetic substances tend to show greater persistence than natural ones.
D: Persistent pollutants do much more damage if they have short residence time.

2:  LCA is most widely practiced in
A: the U.S.
B: Germany.
C: Japan.
D: Great Britain.

3:  Which source pollutes the most sinks?
A: industry
B: agriculture
C: households
D: transportation

4:  Which of the following is true about controlling pollution?
A: The goal of pollution control is zero pollution.
B: Benefit-cost approaches to pollution control are replacing rights- and technology-based controls.
C: Benefit-cost analysis with a ratio greater than one is an indication of overcontrol.
D: It is cheaper to control output management than to reduce input.

5:  Which of the following output management methods is the most expensive to implement?
A: pollution control
B: remediation
C: restoration
D: reprisal

6:  Which of the following is true?
A: Regulation by law is usually the least effective way to implement change in human behavior.
B: Persuasion is a powerful method to implement change in human behavior.
C: Deposits on cans in an attempt to induce people to recycle has proven ineffective.
D: Incentive methods are valuable when the number of polluters is high and not easily monitored.

7:  According to one survey, Americans were willing to spend $2/day for controlling air pollution. How much would this be over a 10-year period?
A: 73
B: 730
C: 7300
D: 73000

8:  According to the TRI, total reported pollutant releases for all U.S. industries in 1992, were 3,182 million pounds. This was 35 percent reduction from 1988 releases. What were the 1988 releases?
A: 1,713 million pounds
B: 2,296 million pounds
C: 4,895 million pounds
D: 9,091 million pounds

9:  Which of the following is true about toxicology?
A: In order for a man-made chemical to be sold on the U.S. market, it must thoroughly be tested by the DGA.
B: There is no way to predict the effects of a potential toxin on the basis of its molecular structure.
C: Liver and kidneys are organs especially susceptible to toxic damage.
D: Acute toxicity is more of a threat to society than chronic toxicity.

10:  Which of the following statements about chronic toxicity is true?
A: Most cases of cancer are due to industrial pollution and food additives.
B: The fetus is more sensitive to mutagens than a child.
C: In natural ecosystems, juveniles are more sensitive to toxins than larvae.
D: Teratogens are carcinogens to a fetus.

11:  Which of the following is true about risk assessment of toxins?
A: A drug that test positive for the Ames (mutagenicity) test is automatically banned from the market.
B: Chemicals that are acutely very toxic also tend to be chronically very toxic.
C: Carcinogens are thought to exhibit a low toxic threshold.
D: Chemicals with low BCFs are considered to be nontoxic.

12:  Most heavy metals do their damage by
A: combining with enzymes.
B: blocking up blood vessels.
C: causing body fluids to sink.
D: blocking nervous impulses.

13:  Which organism is most likely to exhibit bioconcentration of toxins
A: hawk
B: grass
C: grasshopper
D: cow

14:  Which of the following best express a synergistic response to two toxins?
A: A + B
B: A - B
C: A x B
D: A/B

15:  Which of the following is true about risk characterization?
A: Misinterpretations of risk is often associated with emotional responses.
B: Much of risk misperception can be alleviated by listening more to the media.
C: Risk misperception can be remedied by presenting both sides of an issue.
D: Risk assessment is a highly statistical and accurate science.

16:  Which of the following is true of pesticides?
A: Pesticides have reduced the amount of crop damage due to pests in the last 50 years.
B: Inorganic pesticides are generally less harmful than organic ones.
C: Chlorinated hydrocarbons tend to bioconcentrate in tissues such as fat.
D: Organophosphates and carbamates tend to persist in the environment for long times.

17:  Pheromones
A: are produced only by insects.
B: prevent the molting process.
C: are bacterial toxins.
D: are specific and powerful.

18:  Most dioxin emissions in the U.S. come from
A: chemical plants.
B: waste combustion.
C: plastics production.
D: nuclear power plants.

19:  According to Table 14-3, what percentage of cancer deaths due to tobacco plus diet?
A: 30 percent
B: 35 percent
C: 60 percent
D: 65 percent

20:  How much riskier is it for a motorcyclist to die in a motorcycle accident than it is for a smoker to die of cancer? (See Table 14-4)
A: 4.8 times
B: 6.7 times
C: 16.7 times
D: 18.8 times

21:  Examine Figure 14-13. Which activity is observable and perceived as being most dangerous?
A: Coal mining accidents
B: Nuclear reactor accidents
C: Alcohol-related accidents
D: Asbestos insulation

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Link: Jones and Bartlett Publishers