Human Population Growth

Front

What is carrying capacity?

Back

The largest population size of a species that can be supported by the environment.

Front

Define population density.

Back

The average number of people in a given unit area.

Front

What is population distribution?

Back

How a population is spread over an area.

Front

What is a density-dependent factor?

Back

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

Front

What is a density-independent factor?

Back

A factor that affects population growth regardless of population density, such as natural disasters.

Front

What does it mean if a population is experiencing rapid growth?

Back

The population is increasing quickly, often due to high birth rates and immigration.

Front

What is negative population growth?

Back

A situation where the number of deaths and emigrations exceeds the number of births and immigrations.

Front

What is the relationship between birth rates and carrying capacity?

Back

When a population reaches its carrying capacity, birth rates equal death rates.

Front

What is an example of a density-dependent factor?

Back

Disease spread in crowded areas.

Front

What is an example of a density-independent factor?

Back

A hurricane that affects a population regardless of its size.