levels of organization

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What is extinction?

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Extinction is when a species completely dies out and none are left.

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What are keystone species?

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Keystone species are species that are critical to the functioning of an ecosystem.

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What is a community in ecological terms?

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A community is all the different types of organisms living in a certain area.

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What are abiotic factors?

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Abiotic factors are non-living components of an ecosystem, such as water, sunlight, dirt, and air.

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What is an organism?

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An organism is a single living thing.

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What is a population?

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A population is a group of individuals of the same species living in a specific area.

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What is an ecosystem?

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An ecosystem is a community of living organisms interacting with their abiotic environment.

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What is biodiversity?

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Biodiversity refers to the variety of life in a particular habitat or ecosystem.

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What is a habitat?

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A habitat is the natural environment in which a species or community of species lives.

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What is a food chain?

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A food chain is a linear sequence of organisms through which nutrients and energy pass as one organism eats another.