Competition in Ecosystems

Front

What is a primary consumer in an ecosystem?

Back

A primary consumer is an organism that gets its energy by feeding on producers in the food chain.

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NGSS.MS-LS2-3

Front

Define an organism in ecological terms.

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An organism is a self-contained living thing.

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NGSS.MS-LS2-1

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Front

What factor is likely to increase competition between two members of the same species in a habitat?

Back

An increase in the population of the species.

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NGSS.MS-LS2-4

Front

What is a secondary consumer?

Back

A secondary consumer is an animal that eats other animals that eat plants.

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NGSS.MS-LS2-3

Front

How can the number of food plants affect competition between two species of fish?

Back

An increase in the number of food plants the fish eat would increase competition between the two species.

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NGSS.MS-LS2-1

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Front

What role do producers play in an ecosystem?

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Producers are organisms that create energy through photosynthesis or chemosynthesis, forming the base of the food chain.

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Front

What is the difference between a primary consumer and a secondary consumer?

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A primary consumer feeds on producers, while a secondary consumer feeds on primary consumers.

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NGSS.MS-LS2-3

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How does population density affect competition in ecosystems?

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Higher population density can lead to increased competition for resources such as food, space, and mates.

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NGSS.MS-LS2-1

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What is interspecific competition?

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Interspecific competition is competition between different species for the same resources in an ecosystem.

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NGSS.MS-LS2-4

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What is intraspecific competition?

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Intraspecific competition is competition between members of the same species for resources.

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