Oral pills used by females for contraception consists of combination of:
Answer & explanation
Correct answer: option 1
The correct answer is Option (1) → Progestogen and Estrogen
Option (1) Progestogen and Estrogen — Correct. The oral pills used by women contain small doses of progestogens, either alone or combined with estrogen. They stop ovulation and implantation, and change the cervical mucus so that sperms cannot pass.
NCERT Extract:
Population Stabilisation and Birth Control – “… Oral administration of small doses of either progestogens or progestogen–estrogen combinations is another contraceptive method used by the females. They are used in the form of tablets and hence are popularly called the pills. Pills have to be taken daily for a period of 21 days starting preferably within the first five days of menstrual cycle. After a gap of 7 days (during which menstruation occurs) it has to be repeated in the same pattern till the female desires to prevent conception. They inhibit ovulation and implantation as well as alter the quality of cervical mucus to prevent/retard entry of sperms.”