Human Populations & Changing Trends

Front

What factors contributed to exponential growth in the human population?

Back

More food and better hygiene.

Front

What does a country with a high population of young people indicate?

Back

It suggests a potential for future population growth and a youthful demographic structure.

Front

What demographic transition phase includes populations that are decreasing in size?

Back

Postindustrial.

Front

Which survivorship curve represents a population with high infant mortality rates?

Back

Type 3.

Front

What demographic transition phase includes large populations with low growth rates?

Back

Industrial.

Front

Define 'demographic transition'.

Back

The model that describes the transition of a country from high birth and death rates to low birth and death rates as it develops.

Front

What is the significance of 'carrying capacity' in population studies?

Back

It refers to the maximum number of individuals an environment can sustainably support.

Front

Explain 'population density'.

Back

The number of individuals living per unit area, often used to assess how crowded a population is.

Front

What is 'fertility rate'?

Back

The average number of children born to a woman over her lifetime.

Front

Define 'immigration'.

Back

The act of moving into a new country or region to live.