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6
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The way the nitrogen is changed in the environment
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8
|
The first inhabitants of a barren land is lichens and mosses
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10
|
The way organisms fight for survival
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11
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The different types of diversity in an environment
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12
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The species that is important to the ecosystem and if it's gone, the ecosystem won't function properly
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14
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The way that you capture animals, mark them, and release them, then recapture them to determine the population in an area
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15
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A species that moves to a new ecosystem
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16
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One single member of an ecosystem
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17
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It shows the way the energy flows and loses energy on the way up
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19
|
It shows the flow of energy in the environment
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20
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An organism that eats only plants
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