What does the oral contraceptive pill taken by females contain in its composition?

Choose the correct option which can be used by females as injections or implants under the skin for contraception from the following:
$(i)$ Progestogens
(ii) Progestogen + estrogen combinations
(iii) Estrogen
(iv) Progestasert

The process in which a small part of the $vas \ deferens$ is removed or tied up through a small incision is called:

What is the use of condoms?

Which of the following is not a natural/traditional contraceptive method?

Identify the false statement regarding the techniques of contraception.
$I$. There are many side effects of tubectomy and vasectomy.
$II$. The purpose of tubectomy is to prevent egg formation.
$III$. The most important component of the oral contraceptive pill is progesterone.
$IV$. Contraceptive oral pills help in birth control by preventing ovulation.