Food Chain and Food Web

A connection of food chains with many food energy paths in an ecosystem is a ____________

• ecosystem

• food web

• environment

• population

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The arrows in a foodweb or foodchain represent?

• The transfer of food

• the transfer of energy

• the transfer of animals

• the transfer of plants

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In the food web shown, who is the secondary consumer?

• grass

• mouse

• rabbit

• fox

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What level consumer is the deer?

• primary

• secondary

• tertiary

• producer

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In a food chain, what happens to energy as it moves from producers to consumers?

• It increases as it moves up the chain

• It stays the same throughout the chain

• It decreases as it moves up the chain

• It is only found in the producers

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In a food chain, what typically happens to energy as it moves up from producers to top predators?

• It increases.

• It remains constant.

• It decreases.

• It is recycled.

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What is a consumer in a food web?

• An organism that produces its own food

• An organism that eats other organisms

• An organism that decomposes dead matter

• An organism that absorbs sunlight

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What role do consumers play in a food web?

• They produce their own food through photosynthesis.

• They break down dead organisms and recycle nutrients.

• They eat other organisms to obtain energy.

• They provide energy directly from the sun.

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How does a food web differ from a food chain?

• A food web is a single linear path

• A food web includes only producers

• A food web is a complex network of interconnected food chains

• A food web excludes decomposers

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Which of the following organisms is most likely to be at the top of a food chain?

• A grasshopper

• A wolf

• A tree

• A mushroom

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