High increase in human population is due to:

The $20^{th}$ century has witnessed a remarkable increase in the population of the world and especially in India. One major factor for this is that

What was the world's total population during the $2011$ census?

Statement $1$: Human population doubles after every $35 \; \text{years}$ as against $200 \; \text{years}$ in $1600-1800$.
Statement $2$: Rapid increase is due to better health facilities.

According to the world population,every ...... person is an Indian.

The term population explosion means