KA 5: parasitism: niche Flashcards

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1
Q

what is an ecological niche?

A

multi-dimensional summary of tolerances and requirements of a species

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2
Q

what does a species occupy in the absence of any interspecific competition?

A

a fundamental niche

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3
Q

when is a realised niche occupied?

A

in response to interspecific competition

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4
Q

what is competitive exclusion?

A

where the niches of two species are so similar that one declines to local extinction

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5
Q

when does competitive exclusion occur?

A

as a result of interspecific competition

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6
Q

when can potential competitors co-exist by resource partitioning?

A

where the realised niches are sufficiently different

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