Organism, Population, Community, or Ecosystem?

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What is an organism?

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An organism is a living thing that can grow, reproduce, and respond to its environment. Examples include plants, animals, and bacteria.

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What is a population?

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A population is a group of the same type of organisms living in a specific area at the same time. For example, all the bluejays in a park.

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What is a community?

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A community is made up of different populations of organisms living together in a specific area. For example, bluejays, mice, trees, and squirrels in a forest.

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What is an ecosystem?

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An ecosystem includes all the living organisms in a particular area, along with their physical environment. It includes communities and non-living things like water and soil.

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What is a niche?

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A niche is the role or function of an organism within its ecosystem, including how it gets its energy and interacts with other organisms.

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How do populations interact in a community?

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Populations interact in a community through relationships such as predation, competition, and symbiosis.

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What is the difference between a population and a community?

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A population consists of one species, while a community includes multiple species living together.

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Can an ecosystem exist without a community?

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No, an ecosystem requires communities of organisms to function, as they interact with each other and their environment.

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What is an example of a population?

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An example of a population is all the oak trees in a forest.

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What is an example of a community?

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An example of a community is all the plants, animals, and microorganisms in a pond.