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| all the physical surroudings on Earth- everything living and non-living |
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| the study of the ways in which organisims interact with the environment |
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| an area where a plant or animal lives |
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| series of plants and animlas that are linked together becasue they feed on each other |
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| a plant that makes its own food |
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| an animal that eats food, they cannot make their own food |
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| Eats dead plants and animals |
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| eats both meats and plants |
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| when the environment is contaminated ot dirtied by waste, chemicals and other harmful substances |
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| being responsible to perserve natural ecosystems |
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| treat materials that have been used or thrown away in order to use them again |
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| an attempt to repair and perserve something that was already ruined |
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| casued by living organisms |
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| not living, not produced by organisms |
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