Sci 9 Biological Diveristy Topic 2

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Environment

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The area or conditions in which an organism lives; sometimes used to refer exclusively to natural areas on Earth.

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Competition

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The struggle among individual organisms for access to a limited resource, such as food or territory.

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Broad Niche

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The roles or characteristic activities filled by a generalist organism.

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Generalists

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Organisms with generalized requirements and adaptations that allow them to survive in variable conditions and depend on a variety of food sources.

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Specialists

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Organisms adapted to very specific environments, having a narrow niche.

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Narrow Niche

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A highly specialized role or characteristic activity undertaken by an organism in an ecosystem.

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Specialization

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Adaptations for surviving in very specific environments.

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Symbiotic Association

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An interaction between organisms of different species living in close proximity in a relationship that lasts over time.