Ecosystem

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What is a producer?

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An organism that can make its own food, usually through photosynthesis, like plants.

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What is a consumer?

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An organism that cannot make its own food and must eat other organisms for energy.

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What is a decomposer?

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An organism that breaks down dead or decaying organisms, returning nutrients to the soil, like bacteria and fungi.

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What is an ecosystem?

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The living and nonliving things in an environment or area, including plants, animals, water, soil, and climate.

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What is a food chain?

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A sequence that shows how energy and nutrients flow from one organism to another in an ecosystem.

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What is the starting point of a food chain?

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The sun, which provides energy to producers.

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What are abiotic factors?

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Nonliving components of an ecosystem, such as water, sunlight, soil, and air.

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What are biotic factors?

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Living components of an ecosystem, including plants, animals, and microorganisms.

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What can cause extinction?

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Destruction of habitat, climate change, pollution, and increased human population can all lead to extinction.

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What is biodiversity?

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The variety of different species of plants and animals in an ecosystem.