Match list I with list II with respect to methods of contraception and their respective actions. List I (a) Diaphragms (b) Contraception Pills (c) Intrauterine Devices (d) Lactational Amenorrhea List II (i) Inhibit ovulation and Implantation (ii) Increase phagocytosis of sperm within Uterus (iii) Absences of Menstrual cycle and ovulation following partition (iv) They cover the cervix blocking the entry of sperms Choose the correct answer from the options given below: (NEET 2022)
Answer: (B) (a)-(iv), (b)-(i), (c)-(ii), (d)-(iii). Answer: (B) (a)-(iv), (b)-(i), (c)-(ii), (d)-(iii) Solution: Diaphragms cover the cervix to block sperm entry (iv); pills inhibit ovulation and implantation (i); IUDs increase phagocytosis of sperms within the uterus (ii); lactational amenorrhea is the absence of the menstrual cycle and ovulation following parturition (iii).
- A.(a)-(iv), (b)-(i), (c)-(iii), (d)-(ii)
- B.(a)-(iv), (b)-(i), (c)-(ii), (d)-(iii)✓
- C.(a)-(ii), (b)-(iv), (c)-(i), (d)-(iii)
- D.(a)-(iii), (b)-(ii), (c)-(i), (d)-(iv)
Correct Answer
(B) (a)-(iv), (b)-(i), (c)-(ii), (d)-(iii)
Solution & Explanation
Answer: (B) (a)-(iv), (b)-(i), (c)-(ii), (d)-(iii) Solution: Diaphragms cover the cervix to block sperm entry (iv); pills inhibit ovulation and implantation (i); IUDs increase phagocytosis of sperms within the uterus (ii); lactational amenorrhea is the absence of the menstrual cycle and ovulation following parturition (iii). Only option (B) matches each method to its correct action. NCERT Reference: Reproductive Health, p.45 — "They inhibit ovulation and implantation as well as alter the quality of cervical mucus to prevent/retard entry of sperms."