Question 1 of 20
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5.0 Points |
The study of ecology focuses specifically on:
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A. the world that is all around us.
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B. the world of living things in our planet.
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C. the mutual relationship between organisms and the natural world.
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D. anything having to do with life.
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Question 2 of 20
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5.0 Points |
According to the text, by 2050, it is believed that __________ of the earth’s species will become extinct if rain forest destruction continues.
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A. 6%
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B. 14%
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C. 25%
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D. 50%
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Question 3 of 20
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5.0 Points |
Wetlands are important for all of the following reasons EXCEPT:
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A. they provide local habitats for many species of animals and plants.
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B. one-third of endangered or threatened species in the U.S. live in or are dependent on them.
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C. they harbor the majority of the world’s flowering species.
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D. they provide purification of local water supplies.
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Question 4 of 20
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5.0 Points |
The percentage of China’s rivers that were severely polluted in 2000 was __________; in 2002 it was __________.
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A. 12%; 20%
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B. 22%; 51%
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C. 32%; 65%
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D. 42%; 71%
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Question 5 of 20
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5.0 Points |
The United States is responsible for __________ of the world’s total energy consumption.
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A. 15%
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B. 25%
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C. 35%
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D. 45%
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Question 6 of 20
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5.0 Points |
According to the article “The Grim Payback of Greed” our level of consumerism:
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A. is essentially a creation of the 20th century.
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B. has declined in the West but is growing rapidly in developing countries.
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C. is highly correlated with reported levels of happiness.
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D. is tied to our vast wealth, and to forces in the modern world that encourage people to act on their consumption desires.
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Question 7 of 20
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5.0 Points |
Indirectly, the “meat-eating quarter of humanity” consumes nearly __________ of the world’s grain.
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A. 15%
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B. 20%
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C. 40%
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D. 50%
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Question 8 of 20
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5.0 Points |
According to the National Academy of Sciences, the Earth’s surface temperature has risen about __________ in the past century.
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A. 1%
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B. 5%
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C. 10%
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D. 12%
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Question 9 of 20
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5.0 Points |
According to the textbook, an individual’s most important decision that will effect the climate is:
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A. the choice to unplug an extra freezer that is rarely used.
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B. looking for the Energy Star on new appliances.
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C. selecting a fuel efficient automobile.
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D. planting a tree.
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Question 10 of 20
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5.0 Points |
Which of the following was NOT a founding principle of the Kyoto Protocol?
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A. Scientific uncertainty must not be used to avoid precautionary action.
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B. Nations must have common but differentiated responsibilities.
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C. All nations must be included in the contract for it to work.
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D. Industrial nations must take the lead in addressing the problem.
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Question 11 of 20
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5.0 Points |
The article “Young at Risk” proposes that the young of humans and animals are more vulnerable to chemical pollutant exposure due to all of the following reasons EXCEPT that:
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A. their brains are less sensitive than those of mature humans and animals.
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B. the young eat and breathe more for their body weights than adults, so they get bigger proportional doses of external pollutants.
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C. accumulated dioxin slows action to the immune system.
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D. they will be getting about 50 times the exposure of an adult during critical developmental stages.
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Question 12 of 20
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5.0 Points |
The central problem in the international fishing industry is:
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A. “poaching” by foreign vessels in the territorial waters of small nations.
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B. laws restricting fishing in waters with the most abundant fish populations.
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C. the decline in fish populations due to over-fishing, pollution, and habitat destruction.
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D. a lack of enforcement of the Magnuson Fishery Conservation and Management Act.
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Question 13 of 20
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5.0 Points |
The reauthorization of the Magnuson Act in 1996 focused on all of the following EXCEPT:
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A. overfishing.
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B. funding.
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C. air quality.
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D. habitat degradation.
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Question 14 of 20
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5.0 Points |
According to the text, problems associated with the Endangered Species Act include all of the following EXCEPT:
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A. its use as a “last-chance” approach to saving endangered species.
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B. the creation of conflict between individual property owners and government regulations concerning species.
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C. a lack of public support for the Act.
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D. ill-defined categories concerning the level of threat posed by human activities to individual species.
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Question 15 of 20
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5.0 Points |
Aside from lead, the two air pollutants most hazardous to human health are:
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A. sulfur dioxide and carbon monoxide.
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B. ozone and sulfur dioxide.
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C. ozone and fine airborne particulates.
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D. nitrous oxides and carbon monoxide.
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Question 16 of 20
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5.0 Points |
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Question 17 of 20
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5.0 Points |
The process of searching for new natural medicines is called:
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A. drug testing.
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B. bioprospecting.
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C. FDA approval seeking.
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D. curative compounding.
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Question 18 of 20
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5.0 Points |
The economic value of the rain forest is based upon all of the following EXCEPT:
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A. plants that potentially contain the basis for new medicines.
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B. its value as a source of raw materials.
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C. its value as a food source.
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D. its value as a fossil fuel source.
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Question 19 of 20
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5.0 Points |
In considering the origins of the top 150 drugs in the United States, __________ origins account for the greates percentage of drugs.
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A. synthetic
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B. animal
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C. plant
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D. marine
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Question 20 of 20
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5.0 Points |
The central problems mentioned in the case study concerning the Love Canal include all of the following EXCEPT that:
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A. developers and the school board knew about the chemical dump, but proceeded anyway.
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B. individual citizens are powerless to make a difference in situations concerning waste dumping.
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C. there are chemical dumps around the U.S. and the world which are annually increasing. Improved safe dumping and developing/ building standards need to be carefully created and monitored for safety of citizenry.
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D. there are many heavily concentrated chemical dumps close to the Niagara River and such leaching and damage to the environment similar to Love Canal could easily again happen.
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