What is the full form of $RCH$?

$A$ national level approach to build up a reproductively healthy society was taken up in our country in: (in $s$)

Amniocentesis is used for determining:

The legal age of marriage in India is fixed at ......... years for women and ......... years for men.

For the test of irregularities in the genetic $DNA$ of a developing foetus,the specimen is collected from:

Which is the first country in the world to initiate action plans and programs at a national level to attain total reproductive health as a social goal?