Populations

Front

What is a population?

Back

A population consists of a single species living in a specific area.

Front

What decreases the size of a population?

Back

Emigration decreases the size of a population.

Front

What is exponential growth?

Back

Exponential growth is a rapid increase in population size when resources are abundant.

Front

What leads to primary succession?

Back

Primary succession occurs in lifeless areas where soil has not yet formed.

Front

What is competitive exclusion?

Back

Competitive exclusion is the principle that no two species can occupy the same niche in the same ecosystem.

Front

What is a niche?

Back

A niche is the role or function of an organism or species within an ecosystem.

Front

What is carrying capacity?

Back

Carrying capacity is the maximum number of individuals of a species that an environment can support.

Front

What is the difference between immigration and emigration?

Back

Immigration is the movement of individuals into a population, while emigration is the movement out of a population.

Front

What is secondary succession?

Back

Secondary succession is the process of recovery in an ecosystem after a disturbance that does not destroy the soil.

Front

What factors can limit population growth?

Back

Factors such as food availability, predation, disease, and habitat space can limit population growth.