CBSE 2024 · Region 4 · Set 1 · Q3 · 1 mark
Study the table given below : Contraceptive / Contraceptive Method Mode of Action A. The pill I. Prevent sperm reaching cervix B. Condom II. Prevent implantation C. Vasectomy III. Inhibits ovulation D. Copper-T IV. Semen contains no sperm
Select the option where contraceptive/contraceptive method are correctly matched with their mode of action.
| Contraceptive / Contraceptive Method | Mode of Action |
| A. The pill | I. Prevent sperm reaching cervix |
| B. Condom | II. Prevent implantation |
| C. Vasectomy | III. Inhibits ovulation |
| D. Copper-T | IV. Semen contains no sperm |
Official answer
From CBSE’s own marking scheme for this paper.
(C)
A - III, B - I, C - IV, D - II
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CBSE Class 12 Biology past-paper question from the 2024board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.