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3
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Any living part of the environment with which an organism might interact.
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4
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A group of individuals that belong to the same species and live in the same area.
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5
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A part of Earth on which life exists, including land, water, and air, or atmosphere.
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7
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A group of different populations that live together in a defined area.
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8
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All organisms that live in a place, together with their physical environment.
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1
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The scientific study of interactions among organisms and between organisms and their environments.
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2
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A physical, or nonliving, factor that shapes an ecosystem.
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6
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A group of ecosystems that share similar climates and typical organisms.
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