Biotic and Abiotic Factors in Ecosystems

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What is a biotic factor?

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

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What is an abiotic factor?

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A nonliving element in an ecosystem, such as sunlight, water, and minerals.

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Give an example of a biotic factor.

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Bacteria, plants, and animals are all examples of biotic factors.

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Give an example of an abiotic factor.

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Sunlight, oxygen, and soil are examples of abiotic factors.

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How do biotic factors interact in an ecosystem?

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Biotic factors interact through food chains, competition, and symbiotic relationships.

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How do abiotic factors affect ecosystems?

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Abiotic factors influence the survival and growth of organisms, affecting the overall health of the ecosystem.

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What role do plants play as biotic factors?

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Plants provide food and oxygen for other organisms and are essential for energy flow in ecosystems.

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What role does sunlight play as an abiotic factor?

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Sunlight is crucial for photosynthesis, which allows plants to produce energy and oxygen.

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What is the relationship between biotic and abiotic factors?

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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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What happens if an abiotic factor changes in an ecosystem?

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Changes in abiotic factors, like temperature or water availability, can disrupt the balance of the ecosystem and affect living organisms.

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