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The study of all the complex interrelationships referred to by Darwin as the conditions for the struggle of existance.
*The science that deals with all kinds of biological interactions. |
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| Interaction among populations. |
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| Energy flux and cycling of nutrients. |
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Global process
Humans are a prominent part of the biosphere. |
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| As used by ecologists, includes both abiotic (physical and chemical) factors and biotic factors (all other organisms living in an area). |
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| Physical and chemical factors |
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| All other organisms living in an area |
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The role of the organism in the ecological system
Defined by space, body size, food type, and active period.
*Define's an organism's functional role |
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The place, or physical setting, in which an organism lives.
*Defines an organism's place in nature |
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| A listing of an organism's idealized requirements. |
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In real life, organisms only seem to occupy this; a shrunken version of their fundamental niche.
Usually shrunked because of the presence of other species |
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| African Rain Forest Squirrels. Nine co-exisiting species |
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| The total number of species in a given area |
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| Uniformity in abundance of species |
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