India was amongst the first countries in the world to initiate action plans and programmes at national level to attain reproductive health. The programmes called as 'family planning' were initiated in ______ year in India.
$1951$
$1976$
$1971$
$1987$
Human population growth graph is
$NMEP$ stands for
$A$ : Once conception has occurred abortion can be induced by mifepristone drug.
$R$ : Mifepristone is progesterone antagonistic.
In India, marriageable age for boys is ______ and girls is ______ respectively.