The maximum population size that an ecosystem can support.

Any biotic or abiotic factor that restricts the population size or affects population growth.

Density Dependent Limiting Factor

A limiting factor that depends in some way on population size. These are usally biotic factors.

Density Independent Limiting Factor

A limiting factor that in no way depends on population size. These are usually Abiotic factors.

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Biotic and Abiotic

Biotic and Abiotic factor

Term	Definition
Carrying Capacity	The maximum population size that an ecosystem can support.
Limiting Factor	Any biotic or abiotic factor that restricts the population size or affects population growth.
Density Dependent Limiting Factor	A limiting factor that depends in some way on population size. These are usally biotic factors.
Density Independent Limiting Factor	A limiting factor that in no way depends on population size. These are usually Abiotic factors.