Ecosystems: Levels of Organization

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What is an ecosystem?

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An ecosystem is a community of living organisms interacting with their physical environment, including both biotic (living) and abiotic (non-living) components.

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What is a population?

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A population is a group of individuals of the same species that live in a specific area and can interbreed.

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What is a community in ecological terms?

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A community is made up of all the different populations of species that live and interact in a particular area.

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What is a species?

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A species is a group of organisms that can reproduce and produce fertile offspring.

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What are abiotic factors?

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Abiotic factors are the non-living parts of an ecosystem, such as water, temperature, soil, and sunlight.

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What are biotic factors?

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Biotic factors are the living components of an ecosystem, including plants, animals, and microorganisms.

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What is the biosphere?

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The biosphere is the global sum of all ecosystems, where life exists on Earth.

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What is the difference between a population and a community?

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A population consists of individuals of the same species, while a community includes multiple populations of different species.

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What role do producers play in an ecosystem?

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Producers, such as plants, create their own food through photosynthesis and provide energy for other organisms.

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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.