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