Chapter 4 Ecosystems

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Autotroph

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capture energy from non living sources and convert it inot forms living cells can use.

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primary producer

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first producers of energy rich compounds that can be used by other organisms.

Another name for autotroph

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photosynthesis

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process of converting light energy into chemical energy.

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chemosynthesis

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process of using chemical energy to produce carbohydrates.

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heterotroph

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are consumers who rely on other organisms for energy and nutrients.

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consumer

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another name for hetertroph

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detritus

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small pieces of dead and decaying plant and animal remains.

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herbivore

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eats plants, roots, seeds, or fruits

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Omnivore

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Eats both plants and other animals

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carnivore

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kill and eat other animals