Populations & Resources Amplify Review

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What is a population in an ecosystem?

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A population is a group of individuals of the same species living in a specific area at the same time.

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What is a food chain?

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A food chain is a sequence that shows how energy and nutrients flow from one organism to another in an ecosystem.

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NGSS.MS-LS2-3

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What happens to a prey population when its predator population decreases?

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The prey population is likely to increase because there are fewer predators to eat them.

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What is the role of producers in an ecosystem?

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Producers, like plants, create energy through photosynthesis and are the base of the food chain.

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What is a predator?

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A predator is an animal that hunts and eats other animals.

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What is a prey?

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A prey is an animal that is hunted and eaten by predators.

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How does an increase in one population affect other populations in the food chain?

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An increase in one population can lead to a decrease in another population due to increased competition for resources.

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What is carrying capacity?

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Carrying capacity is the maximum number of individuals of a species that an environment can support sustainably.

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NGSS.MS-LS2-4

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What is the significance of energy transfer in a food chain?

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Energy transfer is crucial as it determines the health and stability of ecosystems; energy decreases as it moves up the food chain.

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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.