Ecosystems - 6th Grade

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What is a parasite?

Back

An organism that is harmful to another organism without consuming that organism completely.

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What is an abiotic factor?

Back

A non-living component of an ecosystem, such as water, sunlight, or minerals.

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What are decomposers?

Back

Organisms that break down dead organisms for energy.

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What are consumers?

Back

Organisms that eat other organisms for energy.

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What are primary consumers?

Back

Organisms that eat producers, typically herbivores.

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What are secondary consumers?

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Organisms that eat primary consumers, typically carnivores.

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What are tertiary consumers?

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Organisms that eat secondary consumers, often top predators.

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What is a food web?

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A complex network of feeding relationships among organisms in an ecosystem.

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What is a food chain?

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A linear sequence of organisms through which nutrients and energy pass.

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What is a producer?

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An organism that can make its own food, typically through photosynthesis.