Population Density

Front

What is the term for the movement of organisms into a range?

Back

Immigration

Front

If the death rate of a population is greater than the birthrate, what happens to the population?

Back

The population decreases.

Front

What is the most important contributing factor to a slowed growth rate if immigration and emigration numbers remain equal?

Back

Decreased birthrate.

Front

What type of growth will a population of bacteria with an unlimited supply of nutrients eventually show?

Back

Exponential growth.

Front

Which of the following is NOT a factor that plays a role in population growth rate?

Back

Demography.

Front

Define population density.

Back

Population density is the number of individuals living per unit area.

Front

What is emigration?

Back

Emigration is the movement of organisms out of a range.

Front

What does carrying capacity refer to?

Back

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

Front

What is the difference between immigration and emigration?

Back

Immigration is moving into a population, while emigration is moving out.

Front

What is logistic growth?

Back

Logistic growth is a population growth that levels off as it approaches carrying capacity.