Ecology Practice Flashcard

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Biotic refers to:

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Living components of an ecosystem

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Abiotic factor?

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Non-living component

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Definition of an ecosystem

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A group of different species interacting with their environment.

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Ecological term for a community:

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Different species living together and interacting.

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Autotroph:

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Produces its own food

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Heterotroph:

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An organism that cannot produce its own food.

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Role of decomposers in an ecosystem

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Break down dead organic matter

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Food chain:

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Linear sequence of energy flow.

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Food web: A complex network of food chains.

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A complex network of food chains

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Rule of 10:

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Percentage of energy transferred between trophic levels.