Biotic and Abiotic Factors in Ecosystems

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What is a biotic factor?

Back

A living or once-living organism in an ecosystem, such as plants, animals, and fungi.

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What is an abiotic factor?

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A nonliving element in an ecosystem, such as water, air, soil, and temperature.

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NGSS.MS-LS2-3

Front

Give an example of a biotic factor.

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Examples include animals like elephants, plants like trees, and microorganisms like bacteria.

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NGSS.MS-LS2-4

Front

Give an example of an abiotic factor.

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Examples include sunlight, water, air, and minerals.

Tags

NGSS.MS-LS2-4

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What role do biotic factors play in an ecosystem?

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Biotic factors interact with each other and with abiotic factors to create a balanced ecosystem.

Tags

NGSS.MS-LS2-2

Front

What role do abiotic factors play in an ecosystem?

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Abiotic factors influence the living conditions and survival of organisms in an ecosystem.

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NGSS.MS-LS2-3

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How do biotic and abiotic factors interact?

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Biotic factors depend on abiotic factors for survival; for example, plants (biotic) need sunlight and water (abiotic) to grow.

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NGSS.MS-LS2-3

NGSS.MS-LS2-4

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What is a population in an ecosystem?

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

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What is a community in an ecosystem?

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All the different populations of organisms that live together in a specific area.

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How can weather be classified in terms of ecosystem factors?

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Weather is classified as an abiotic factor.

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6