Population Ecology

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Immigration

Back

the movement into an area.

Front

Why don't populations grow indefinitely?

Back

limiting factors

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Limiting Factor

Back

Any factor that limits population growth.

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Density-dependent limiting factor

Back

A factor that affects population growth based on the population density, such as predation.

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Population

Back

A group of organisms of the same species living in the same place at the same time.

Front

Carrying Capacity

Back

The maximum number of individuals of a species that an environment can support.

Front

Exponential Growth

Back

A growth pattern where the population size increases rapidly in proportion to the current size.

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Logistic Growth

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A growth pattern that starts exponentially but slows as the population reaches carrying capacity.

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Biotic Factors

Back

Living components of an ecosystem that affect population growth, such as food availability and predation.

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Abiotic Factors

Back

Non-living components of an ecosystem that affect population growth, such as temperature and water availability.