Food Chain & Food Web

Front

What is a food chain?

Back

A food chain is a linear sequence that shows how energy and nutrients flow from one organism to another in an ecosystem, starting from producers to various levels of consumers.

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What is a food web?

Back

A food web is a complex network of interconnected food chains that illustrates how different organisms in an ecosystem are related through feeding relationships.

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What is a producer?

Back

A producer is an organism, usually a plant, that can make its own food through photosynthesis and serves as a source of energy for other organisms.

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What is a primary consumer?

Back

A primary consumer is an organism that eats producers; they are typically herbivores, such as rabbits or deer.

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What is a carnivore?

Back

A carnivore is an organism that primarily eats meat and other animals.

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What is an herbivore?

Back

An herbivore is an organism that primarily eats plants.

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What is an omnivore?

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An omnivore is an organism that eats both plants and animals.

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What role do decomposers play in a food web?

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Decomposers break down dead organic matter, returning nutrients to the soil and making them available for producers.

Front

What is energy flow in an ecosystem?

Back

Energy flow refers to the transfer of energy from one organism to another through food chains and food webs.

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What is a trophic level?

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A trophic level is a position in a food chain or food web, defined by how an organism obtains its energy.