Ecosystems/Abiotic and Biotic Factors

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What is an ecosystem?

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An ecosystem is a community of living organisms (biotic factors) interacting with their physical environment (abiotic factors) in a specific area.

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What are abiotic factors?

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

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NGSS.MS-LS2-3

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What are biotic factors?

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

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NGSS.MS-LS2-2

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Give an example of a biotic factor in a forest ecosystem.

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Trees are an example of a biotic factor in a forest ecosystem.

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NGSS.MS-LS2-2

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What is a consumer in an ecosystem?

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A consumer is an organism that obtains energy by eating other organisms, such as animals and plants.

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NGSS.MS-LS2-2

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What is a producer in an ecosystem?

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A producer is an organism that makes its own food through photosynthesis, such as plants.

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NGSS.MS-LS1-6

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What is a decomposer?

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A decomposer is an organism that breaks down dead plants and animals, returning nutrients to the soil.

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NGSS.MS-LS2-3

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How do seasonal changes affect biotic factors?

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Seasonal changes can influence the behavior and migration of animals, such as birds flying south for the winter.

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NGSS.MS-LS1-4

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What role does temperature play in an ecosystem?

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Temperature is an abiotic factor that affects the types of organisms that can survive in an ecosystem.

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NGSS.MS-LS1-5

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What is an example of an abiotic factor in a desert ecosystem?

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Soil is an example of an abiotic factor in a desert ecosystem.