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Multiple Choice

Resource partitioning occurs when populations sharing resources do so through specialization to reduce direct competition.

Resource partitioning is the process by which species sharing the same resources divide them through specialization, using different parts of the resource or different times, so direct competition is reduced. This allows coexistence because each population exploits a subset of the available resources, lowering overlap. For example, several bird species may feed on different parts of the same tree or forage at different heights, avoiding head-to-head competition. The other terms don’t describe this division of resources: population distribution is about where organisms occur; symbiosis is a close ecological relationship between species; and competition is the struggle that resource partitioning helps to lessen by specialization.

Resource partitioning is the process by which species sharing the same resources divide them through specialization, using different parts of the resource or different times, so direct competition is reduced. This allows coexistence because each population exploits a subset of the available resources, lowering overlap.

For example, several bird species may feed on different parts of the same tree or forage at different heights, avoiding head-to-head competition. The other terms don’t describe this division of resources: population distribution is about where organisms occur; symbiosis is a close ecological relationship between species; and competition is the struggle that resource partitioning helps to lessen by specialization.