Ecosystems Topic 6 PracticeVocabulary

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Symbiosis

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Relationship where two species live close together

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Commensalism

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One species benefits, other unaffected (e.g., remora fish and manta ray)

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Mutualism

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Both species benefit (e.g., Owen and Mzee)

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Parasitism

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One organism harms another (e.g., ticks)

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Extinction

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Disappearance of all members of a species from Earth

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Invasive species

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Species introduced by humans to a new habitat (e.g., lantern flies in NJ, Burmese python in Florida)

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Conservation

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Using less of a resource to make it last longer

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decomposer

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an organism that breaks down waste and dead animals