BIOL 1500 Exam 1 Questions And Answers
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Biological Diversity - Answer✔includes all species, genetic variation, and biological communities
and their ecosystem-level interactions
3 goals of conservation biology - Answer✔1. Document biodiversity
2. Investigate human impact
3. Prevent loss of biodiversity
Environmentalism - Answer✔-characterized by political and educational activism
-goal is to protect the natural environment
-view humans as intruders in nature
Conservation Biology - Answer✔-scientific discipline based on biological research
contributes to environmental movement
-natural resources can be used for the betterment of humans, providing they are properly cared
for and managed with a concern for future generations
-religious and philosophical beliefs about the relationship between humans and nature
natural/spiritual world are connected
many societies have strong traditions of nature conservation and land protection
Ralph Waldo Emerson and Henry David Thoreau - Answer✔-American transcendentalists
-nature was important for human moral and spiritual development
-encouraged each person to find, in Emerson's words, "an original relation to the universe"
-Emerson/Thoreau sought this relation in solitude amidst nature, and in their writing
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John Muir - Answer✔naturalist, writer, US forest conservation advocate, founded the Sierra
Club, helped establish Sequoia and Yosemite national parks
Gifford Pinchot - Answer✔-Conservationist/politician
-educated the public on conservation issues
-established federal and state policies
-First head of the US forest Service
-increased national forests from 51 mill in 1901 to 175 mill acres by 1910
-Chairman of the national conservation commission
-founded the Yale school of Forestry
Aldo Leopold - Answer✔Sand County Almanac: illustrated the interrelatedness of living things
and their environment
Rachel Carson - Answer✔Marine Biologist, science writer, Silent Spring: brought attention to
the dangers of pesticides, inspired the modern environmental movement, encouraged people
to question what the government allowed others to put into the environment
Preservationist ethic - Answer✔natural areas such as forests, mountains, waterfalls have
spiritual value that is greater than the material gain from exploitation-John Muir
Resource conservation ethic - Answer✔commodities and qualities found in nature should be
used for whatever will further the greatest good for the greatest number of people for the
longest time-Pinchot=sustainable development
Land Ethic - Answer✔-considers the ecosystem as a whole, including humans (Leopold 1949)
-the relationships between people and land are intertwined; care for people cannot be
separated from care for the land
-directs all members of a community to treat one another with respect for the mutual benefit
of all
Kemp's ridley sea turtle - Answer✔smallest sea turtles, most endangered sea turtle in the world
Set of Conservation Biology Principles - Answer✔1. biological diversity has intrinsic value
2. the untimely extinction of populations and species should be prevented
3. the diversity of species and the complexity of biological communities should be preserved
4. science plays a critical role in our understanding of ecosystems
5. collaboration among scientists, managers, and policy makers is necessary
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