Which one of the following factors has contributed most to the rapid rise of the human population in the present century?

  • A
    Increase in birth rate
  • B
    Decrease in death rate of old people
  • C
    Decrease in infantile mortality
  • D
    Polygamy

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Similar Questions

July $11$ is observed as ........

$Statement 1$: Over-population has become a serious problem in the developing countries.
$Statement 2$: It does not exhaust natural resources, causes unemployment and pollution.

Which states in India have the highest and lowest population,respectively?

July $11$ is observed as

In India,the population crossed the one billion mark in May $2000$. The probable reasons for this are a decline in:
$A.$ Maternal mortality rate $(MMR)$
$B.$ Infant mortality rate $(IMR)$
$C.$ Number of people in the reproductive age group
$D.$ Death rate

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