Ecosystems & Food Webs

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What is an ecosystem?

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An ecosystem is a community of living and nonliving things that interact with each other in a specific environment.

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What is a food web?

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A food web is a complex network of interconnected food chains in an ecosystem, showing how energy and nutrients flow between organisms.

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What is a food chain?

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A food chain is a linear sequence that shows how energy and nutrients move from one organism to another in an ecosystem.

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What is a producer?

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A producer is an organism, usually a plant, that can make its own food through photosynthesis.

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What is a consumer?

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A consumer is an organism that cannot make its own food and must eat other organisms for energy.

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What is a herbivore?

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A herbivore is an animal that only eats plants.

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What is a carnivore?

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A carnivore is an animal that only eats other animals.

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What is an omnivore?

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

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What is a decomposer?

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A decomposer is an organism that breaks down dead plants and animals, returning nutrients to the soil.

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What happens if a key species is removed from a food web?

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Removing a key species can disrupt the balance of the food web, affecting populations of other organisms.