________ competitive exclusion principle: applies when niches are sufficiently similar.
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Anti coagulants
________ in the saliva of bloodsucking parasites.
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biotic factors
Limits of realised niche: Set by ________ such as interspecific competition or predation.
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Niche
________: The way an organism has adapted in response to its habitat.
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Physical tolerance
________: How much an organism can withstand.
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range of physiological tolerance
Organisms only inhabit areas where abiotic factors within ________.
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Physical tolerance
How much an organism can withstand
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Structural adaptations
adaptations to the structure of the organisms body ie
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Behavioural adaptations
adaptations to the behaviour of the organism that increase its chance of survival and reproduction ie
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Physiological adaptations
adaptations to the chemical processes of an organism that increase its chance of survival and reproduction ie
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Niche
The way an organism has adapted in response to its habitat
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Fundamental niche
The niche an organism would occupy if all necessary environmental conditions are present
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Limits of fundamental niche
Set by limits of the organisms physiological tolerances to abiotic factors
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Limits of realised niche
Set by biotic factors such as interspecific competition or predation
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Vacant niche
A niche that has not been inhabited or opened up due to the extinction of a species previously occupying the niche
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Gausess competitive exclusion principle
applies when niches are sufficiently similar
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abiotic factors
_____________ are non-living components of an ecosystem that can affect the survival and behavior of living organisms. Examples include temperature, water availability, sunlight, and soil composition.
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