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9 Cards in this Set
- Front
- Back
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Biome
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an area that supports life and is characterized by the climate; topography; and community of organisms.
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Biodiversity
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the variety of living things.
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Genetic Diversity
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a measure of the variety of different versions of the same genes within individual species.
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Species Diversity
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describes the number of different kinds of organisms within individual communities/ecosystems.
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Ecological Diversity
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the richness and complexity of a biological community; including the number of niches; tropic levels; and ecological processes that capture energy; sustain food webs; and recycle materials within this system.
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Extinction
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the elimination of a species (can be natural or impacted by humans)
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Fragmentation
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the reduction of habitat into smaller and smaller; more scattered patches (fragmentation reduces biodiversity because many species require large territories to live; it also divides populations into isolated groups making them more vulnerable to environmental changes)
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Endangered Species Act (U.S. 1973)
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Recovery Plans- prepared by the U.S. Fish & Wildlife Service; details how populations will be rebuilt to sustainable levels.
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Reintroductions
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an endangered species can be restored by reintroducing it to its former habitat once the major threats to its survival have been removed.
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