Food Webs: Cycling of Matter and Flow of Energy

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What are producers in a food web?

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Producers are organisms, like plants, that make their own food through photosynthesis.

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NGSS.MS-LS1-6

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What is a decomposer?

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A decomposer is an organism, such as a worm, that breaks down dead organic material, returning nutrients to the soil.

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NGSS.MS-LS2-3

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What process do our bodies use to convert food into energy?

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Cellular respiration is the process by which our bodies convert food into energy.

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NGSS.MS-LS1-7

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What is a food web?

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A food web is a complex network of interconnected food chains that shows how energy and nutrients flow through an ecosystem.

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NGSS.MS-LS2-3

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What role does a consumer play in a food web?

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Consumers are organisms that eat other organisms for energy, such as animals that eat plants or other animals.

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NGSS.MS-LS2-2

NGSS.MS-LS2-3

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What is photosynthesis?

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Photosynthesis is the process by which plants use sunlight, carbon dioxide, and water to create their own food.

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NGSS.MS-LS1-6

NGSS.MS-LS2-3

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What is the difference between a food chain and a food web?

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A food chain is a linear sequence of organisms where each is eaten by the next, while a food web is a more complex network of multiple food chains.

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NGSS.MS-LS2-2

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Can you give an example of a primary consumer?

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A primary consumer is an organism that eats producers, such as a rabbit that eats grass.

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What is the role of energy flow in a food web?

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Energy flow in a food web describes how energy is transferred from one organism to another, starting from producers to various levels of consumers.

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NGSS.MS-LS2-3

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What is an example of a secondary consumer?

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A secondary consumer is an organism that eats primary consumers, such as a snake that eats a rabbit.