Natural Increase

Question 1

What are the factors influencing the total pop. of an area hence the natural pop. change?

Answer 1

• birth rate
• death (mortality) rate
• infant mortality rate
• fertility rate/total fertility rate
• natural inc./dec. rate

Question 2

What is the birth rate?

Answer 2

• number of live births/1000 of pop./yr

Question 3

What is the death (mortality) rate?

Answer 3

• number of deaths/1000 of pop./yr

Question 4

What is the infant mortality rate?

Answer 4

• number of deaths of infants under age of 1 /1000 live births/yr

Question 5

What is the fertility rate + total fertility rate?

Answer 5

• FR: number of live births /1000 women aged 15-49yrs/yr
• TFR: avg. number of children a mother will birth in her reproductive age

Question 6

What is the natural inc./dec. rate?

Answer 6

• % change calculated by the difference between birth rates + death rates

Question 7

What are the components of pop. change?

Answer 7

• Natural inc. = BRs - DRs
• Pop. change = BRs - DRs +/- M