Masteringbio 2 – Flashcards
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In an ecosystem, phytoplankton are _____.
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producers
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An earthworm that feeds on the remains of plants and animals is acting as a _____.
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detritivore
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When a human eats a steak, the human is acting as a _____.
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secondary consumer
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A cow eating grass is an example of a _____.
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primary consumer
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A human who just ate a hamburger is eaten by a shark while swimming. The shark is acting as a _____.
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tertiary consumer
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_____ are secondary consumers.
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Carnivores
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Approximately _____% of the energy at one trophic level is passed on to the next highest trophic level.
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5-10
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10,000 kcal of producer could support approximately _____ kcal of tertiary consumer.
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10
