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3
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a series of types of living things in which each one uses the next lower member of the series as a source of food
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4
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absorbing and releasing energy
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5
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the first needed organism in a food chain
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6
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same nutritional relationship to the primary sources of energy.
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7
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this eats other organisms like producers
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9
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an organism,usually a bacterium or fungus, that breaks down the cells of dead plants and animals into simpler substances.
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1
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vegetation used as fuel
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2
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a depiction of the amount of energy in each trophic level of an ecosystem
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8
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a series of organisms related by predator-prey and consumer
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