For determination of sex, body cells are taken from
Buccal epithelium
Buccal epithelium and root of hair
Gonads
Root of hairs
According to $1991$ census, rural population of India is
According to $2001$ census, the population growth rate was
How many persons are added to the Indian population per year
$NMEP$ stands for
Which of the following cannot be detected in a developing foetus by amniocentesis?