Populations

Front

All organisms in an area

Back

Population

Front

Spatial distribution of American bison

Back

Clumped

Front

Dispersion pattern of wind-dispersed seeds

Back

Random

Front

Number of organisms per area

Back

Population density

Front

Birth rate

Back

Number of babies born in a specific place during a specific time

Front

Death Rate

Back

Number of people who died in a specific place during a specific time.

Front

Immigration

Back

Number of people arriving in a country

Front

Emigration

Back

Number of people leaving a country

Front

Immigration and birth rate

Back

Increase population

Front

Emigration and death rate

Back

Decrease population