Life Science Vocabulary

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ecosystem

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all the organisms that live in a place, together with their nonliving environment

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argument

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use of evidence to say why one scientific idea is the best. When scientists make arguments , they make a claim and support it with evidence.

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carnivore

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organism that obtains energy by eating animals

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claim

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a proposed answer to a question about the natural world

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commensalism

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A relationship between two organisms in which one organism benefits and the other is unaffected

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decomposer

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an organism, especially a soil bacterium, fungus, or invertebrate, that decomposes organic material.

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ecologist

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a biologist who studies the relation between organisms and their environment

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energy

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the ability to do work or cause change, and it's fundamental for living things to grow, move, and survive

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environment

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the surroundings or conditions in which a person, animal, or plant lives or operates.

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evidence

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information that supports an answer to a question or supports thinking