Question

"Apart from birth and death migration is another way by which the population size change" justify the statement.​

Answer 1

Explanation:

Fertility, mortality and migration are principal determinants of population growth. Population change depends on the natural increase changes seen in birth rates and the change seen in migration. Changes in population size can be predicted based on changes in fertility (births), mortality (deaths) and migration rates.

Answer 2

Answer:

Migration is another factor by which population of a certain place changes because people may emigrate out of a place due to a variety of social, economical or even political reasons leading to decrease in population of that place. Similarly when people immigrate into an area, the population of the place will increase. Migration is thus another way by which population size changes.