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Biodiversity hotspot |
A relatively small area with numerous endemic species and a large number of endangered or threatened species |
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What did the researchers do that caused red-cockaded woodpeckers to form new breeding groups at new sites? |
Constructed nesting cavities at new sites |
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__________ are the most affected by toxic compounds in the environment because __________ |
Top-level carnivores; the biomass at any given trophic level is produced from a larger biomass ingested at the level below |
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Scientists from Russia and Japan are attempting to resurrect the extinct woolly mammoth __________ |
by using well-preserved bone marrow from the thigh of a frozen mammoth |
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What is thought to be a possible consequence of rising CO2 levels? |
Increased vegetative productivity |
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Loss of "flying foxes" would impact ecosystem diversity because ________ |
these bats are important pollinators and seed dispersers in the Pacific Islands and their loss would harm plant diversity |
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The greatest cause of extinction of species today is __________ |
habitat alteration |
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The natural human connection to nature and other forms of life is called __________ |
biophilia |
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The reason for the decline of the greater prairie chicken in Illinois was _________ |
a decrease in fertility due to lack of genetic diversity in the population |
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The three levels of biodiversity in the correct order are _________ diversity |
genetic, species, and community/ecosystem |
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Connections between habitat fragments are referred to as __________ |
movement corridors |
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An endangered species is one that ________ |
is in danger of extinction |
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The science that integrates all aspects of biology is called _________ |
conservation biology |
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A small population that inbreeds may ________ |
be drawn into an extinction vortex |
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One of the most impressive models of sustainable development can be seen in the __________ |
Costa Rican zoned reserves |
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The technique called polymerase chain reaction (PCR) uses a polymerase from _________ |
Thermus aquaticus |
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Ozone is __________ |
beneficial in the upper atmosphere |
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Mining and forestry result in _________ |
habitat loss |
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The rosy periwinkle from Madagascar is important because _________ |
it contains alkaloids that inhibit cancer cell growth |
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The branch of biology that is important in controlling overharvesting is _________ |
molecular biology |
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The destruction of the ozone layer is most directly linked to __________ |
the release of chlorofluorocarbons (CFCs) into the atmosphere |
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Mark Shaffer, of Duke University, studied grizzly bears in Yellowstone National Park to determine this threatened species’ _________ |
minimal viable population |
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Crop pollination, water purification, and moderation of weather extremes are just a few examples of __________ |
ecosystem services |
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What Central American country is a world leader in zoned reserves? |
Costa Rica |
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How do climatologists estimate past atmospheric CO2 concentrations? |
Climatologists measure the CO2 concentrations in air bubbles trapped in glacial ice |
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An exotic species is a(n) __________ |
introduced species |
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