Science Unit 9 Vocabulary

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Consumer

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Organisms that eat (or consume) other living things for food.

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Cycling of Matter

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Recycling movement of matter into and out of the environment through living systems.

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Decomposer

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An organism that gets energy by feeding on dead materials and waste.

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Environment

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The surroundings or conditions in which an organism must survive.

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Flow of Energy

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The movement of energy from the Sun, between organisms, and out of the environment.

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Food

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A material that is used by all organisms for energy to carry out life functions and grow.

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Food Web

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A representation of several overlapping food chains in an ecosystem; includes the flow of energy from the Sun through producers to consumers and decomposers through multiple pathways.

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Fossil

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The impression of a prehistoric organism preserved in rock.

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Fossil Evidence

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Information about long ago based on similarities in a collection of fossils from the same geographical area.

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Producer

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An organism that makes its own food.