Question

What does population density measure?

the different species in a community

the number of individuals in a sample

the degree of crowding of a population

the area occupied by a population

Answer 1

`\boxed{\mathrm{the \ area \ occupied \ by \ a \ population}}`

Step-by-step explanation:

Population density is a measurement of population per land area.

`\displaystyle \sf population \ density =(population)/(land \ area)`

The population density of a place tells us whether the place occupied by the population is densely or sparsely populated.

Answer 2

Answer: the area occupied by a population

Step-by-step explanation:

A population density can be define as the number of individuals of the population of a species living in per unit area over a particular time. Population density may vary depending upon the number of live births, deaths, number of immigrated and migrated members counted in concerned period of time.