Ecosystems - 6th Grade

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What are producers in an ecosystem?

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Producers are organisms that create their own food through photosynthesis or chemosynthesis, such as plants and algae.

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What are consumers in an ecosystem?

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Consumers are organisms that eat other organisms for energy. They can be classified as primary, secondary, or tertiary consumers.

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What is a primary consumer?

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Primary consumers are herbivores that eat producers (plants) for energy.

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What is a secondary consumer?

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Secondary consumers are organisms that eat primary consumers (herbivores) for energy.

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What is a tertiary consumer?

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Tertiary consumers are carnivores that eat secondary consumers for energy.

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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 flow from one organism to another in an ecosystem.

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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 different organisms are related.

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What is a parasite?

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A parasite is an organism that lives on or in a host organism and benefits at the host's expense, without completely consuming it.

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What is a scavenger?

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Scavengers are organisms that consume dead animals and plants, helping to recycle nutrients back into the ecosystem.

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What role do decomposers play in an ecosystem?

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