Science 7 Review

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ecologist

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Studies relationships between living organisms and their environment

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ecology

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The study of how living things interact with each other and their environment

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adapted

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Well-suited to its purpose or environment

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adaptation

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An inherited characteristic that helps an organism survive and reproduce

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ecosystem

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A system formed by the interaction of a community of organisms with their physical environment

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symbiosis

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When two species live closely together in a relationship that lasts over a period of time

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mutualism

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A relationship between two species in which both species benefit

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parasitism

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A relationship between two organisms of different species where one benefits and the other is harmed

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commensalism

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A relationship between two organisms in which one organism benefits and the other is unaffected

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Human impacts on environment

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Building dams, mining, logging, growing crops, building roads, building cities...