SC.912.L.17.9 -- Food Webs, Energy Pyramids, and Energy Flow

Front

What is a Food Chain?

Back

A Food Chain shows how organisms obtain their food in a single pathway of energy.

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Which organism contains the most available energy in a food web?

Back

Plants contain the most available energy.

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What is a Food Web?

Back

A Food Web is several interconnected food chains.

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What is the starting point of all food chains/webs?

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All food chains/webs start with a producer.

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What is Commensalism?

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

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What is a Producer?

Back

A producer is an organism that can make its own food, typically through photosynthesis.

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What is a Primary Consumer?

Back

A primary consumer is an organism that eats producers; they are herbivores.

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What is a Secondary Consumer?

Back

A secondary consumer is an organism that eats primary consumers; they can be carnivores or omnivores.

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What is a Tertiary Consumer?

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A tertiary consumer is an organism that eats secondary consumers; they are often top predators.

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What is an Energy Pyramid?

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An Energy Pyramid illustrates the energy flow in a food web, showing the amount of energy available at each trophic level.