(B) Population explosion is primarily caused by a rapid increase in the human population size.This is driven by a significant decline in death rates,i

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Decrease in death rate,maternal mortality rate and infant mortality rate.

(B) Population explosion is primarily caused by a rapid increase in the human population size.This is driven by a significant decline in death rates,including a reduction in maternal mortality rate $(MMR)$ and infant mortality rate $(IMR)$,while birth rates remain relatively high.Therefore,the correct option is $(B)$.

Class 12 Biology Reproductive Health Population Stabilisation

Easy

Which one of the following causes population explosion?

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A
Decrease in infant mortality rate and increase in death rate.
B
Decrease in death rate,maternal mortality rate and infant mortality rate.
C
Decrease in infant mortality rate and decrease in the number of people in reproductive age.
D
Decrease in death rate and increase in maternal mortality rate.