Find out the correct statement
$I$. Pills prevent ovulation during use as contraception technique
$II$. Copper$-T$ prevents implantation
$III$. Vasectomy produces semen containing no sperm
$I$ and $II$
$II$ and $III$
$I$ and $III$
$I,\; II$ and$\; III$
Vasectomy has no effect on the sexual life of male because :
The function of copper ions in copper releasing $IUDs$ is
One of the following is not a method of contraception. Which one?
Give differences : Natural method of family planning and Artificial method of family planning
Saheli - the new oral contraceptive for the females contains a ............