Population Size and Structure

Question 1 • CA-Life Science B (High School)

What is carrying capacity?

Answer

the maximum number of organisms that can live in a population

the ability of the environment to provide resources for a growing population

the maximum number of organisms an environment can support for a long time

the maximum number of species that can live in an ecosystem.

Explanation

Carrying capacity is the largest population an environment can support over the long term with the resources available. Choice C states this directly. Choice B describes the environment’s ability to provide resources, which affects carrying capacity but is not its definition.

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