biodiversity Flashcards

(11 cards)

1
Q

ecology

A

study of distribution and abundance of organisms

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2
Q

biodiversity

A

variation of life at all levels of biological organisation

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3
Q

species

A

group of similar organisms who’s members interbreed

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4
Q

community

A

all the populations of different species that live and interact in the same area at the same time

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5
Q

ecosystem

A

community and its abiotic environment

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6
Q

linnean shortfall

A

how far you can measure biodiversity without knowing what’s there

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7
Q

Alpha

A

single site
organisms competing for same resource

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8
Q

beta

A

two sites
high beta implies low similarity in species among sites

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9
Q

gamma

A

total species diversity in a landscape

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10
Q

diversity hotspot

A

biogeographic region with high BD that is threatened with destruction

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11
Q

keystone species

A

species with large effect on its environment relative to its abundance

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