Cause of decline of population in $1927$ was
First world war
Flood
Lack of food
Second world war
Developing country having high death rate is
$Statement 1$: Over-population has become a serious problem in the developing countries
$Statement 2$: It do not exhaust natural resources, causes unemployment and pollution
According to the World Health Organisation $(WHO)$, reproductive health means a total well-being in all aspects of reproduction, i.e., physical, emotional, behavioural and social. The headquarters of $WHO$ are located in
Match Column $-I$ with Column $- II$
Column $-I$ Method |
Column $-II$ Mode of Action |
$A.$ The pill | $I.$ Prevents sperms reaching cervix |
$B.$ Condom | $II.$ Prevents implantation |
$C.$ Vasectomy | $III.$ Prevents ovulation |
$D.$ Copper $T$ | $IV.$Semen contains no sperms |