ns 111 2nd hrly study guide spring 2011

To reduce the amount of wildlife habitat negligible

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Unformatted text preview: ed, this species would: 92) __b___ have neither instrumental nor intrinsic value. still have other instrumental values. still be threatened anyway. have only scientific value. have no instrumental value. The idea that a species has value for its own sake is called: 93) __b___ fragmented value. intrinsic value. aesthetic. instrumental value. valueless. The taxonomic groups that account for the greatest number of known species today are: 94) __e___ fishes, amphibia, and reptiles. algae and plants. bacteria and fungi. birds and mammals. insects and plants. The primary threat to extinction of animals today is: 95) __a___ habitat destruction. pollution. wild animal trade. hunting. species introduction. The study of the relationsh ip between plants and people is called: 96) __e___ ecology. agriculture. biodiversity. instrumental value. ethnobotany. When compared to wild species, the genetic variation in cultivated varieties of plants is: 97) __a___ has been reduced through selection for uniformity. cannot be compared because they were bred for certain desirable traits. has increased because there are now more varieties of these plants. has increased because we like variety in our foods. about the same. The first national law protecting wildlife by prohibitin g interstate commerce in illegally killed wildlife was the: 98) __c___ Red List. Endangered Species Act. Lacey Act. Convention on the International Trade in Endangered Species (CITES). Biodiversity Treaty. Which of the following statement s concernin g the Biodiversi ty Treaty is correct? 99) ___e___ countries are granted protection of their genetic resources but are not obligated to protect the environment more than they are now. financial support for protection in developing countries must come from the countries themselves. developed countries stand to benefit little from the treaty. other environmental problems such as deforestation are ignored. in return for access to a species for a commercial purpose (e.g. to make a medicine). developing countries can expect compensation or access to specific technologies. Which of the following statement s concernin g biodiversi ty "hot spots" is correct? 100) __b__ they are found in equal numbers in both temperate and tropical regions. they tend to be in countries with the highest population densities and growth rates. they are found in countries with the lowest population density. they are only found in developed countries. there are more hot spots in developed countries than developing countries. One way that forest fragmenta tion affects wildlife habitat is by creating more edges in contact with adjacent habitats. This has affected the nesting of neotropic al songbirds by: 101) __c__ reducing suitable nesting places. reducing predator populations. attracting nest parasites and predators. increasing more open habitat in the forest. forcing them to nest in the tropics. Resources that can be extracted from ecosystem s are called: 102) __d__ ecosystem services sup...
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