Ecology Vocabulary 2

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Abiotic

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Non-living has never lived.

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Niche

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The ecological role played by an organism. This is an organism's total way of life.

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Secondary Succession

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Follows a typical ecological sequence. Occurs in an area that once had a full ecological community and soil but was destroyed from a disturbance (forest fire, pollution).

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Ecosystem

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A system consisting of all of the interactions that occur between the abiotic and biotic factors within an environment.

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Commensalism

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A symbiotic relationship in which one organism benefits, and the other is neither helped nor harmed.

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Biotic Factors

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Living components of an ecosystem, such as plants, animals, and microorganisms.

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Abiotic Factors

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Non-living components of an ecosystem, such as sunlight, water, and minerals.

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Mutualism

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A symbiotic relationship that is helpful to both organisms.

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Predation

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A relationship where one organism (predator) captures and consumes another organism (prey).

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Carrying Capacity

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The maximum number of individuals (population size) that the environment can support.