Population Ecology - APES

Front

What is a population in ecology?

Back

All members of one species in one area.

Front

What type of growth shows a population's growth under environmental constraints?

Back

Logistic growth.

Front

What does the carrying capacity of an environment represent?

Back

The maximum population size that an environment can sustain.

Front

What is a keystone species?

Back

A species that has a disproportionately large effect on its environment relative to its abundance.

Front

What do J-shaped curves represent in population ecology?

Back

Exponential growth.

Front

What is the difference between logistic and exponential growth?

Back

Logistic growth accounts for environmental limits, while exponential growth does not.

Front

What factors can limit population growth?

Back

Resources, predation, disease, and environmental conditions.

Front

What is carrying capacity (K)?

Back

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

Front

What is the significance of a keystone species in an ecosystem?

Back

It helps maintain the structure of the ecosystem and influences the survival of other species.

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What does a population's age structure indicate?

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The distribution of individuals of different ages within a population.