Contraceptive pills are very effective with lesser side effects used by females. They work by
Inhibiting ovulation
Inhibiting implantation
They alter the quality of cervical mucus to prevent/retard the entry of sperms
All of these
Which of the following approaches does not give the defined action of contraceptive ?
The diaphragm is a rubber dome shaped structure and stops the sperms from entering into
Which of the following statements is not true w.r.t. tubectomy or tubal ligation?
Example of the non-medicated $IUD$ is
Copper ions-releasing $\rm {(IUD)}$ are more efficient than non-medicated methods. Why ?