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Science · 2022 · 2 marks
CBSE 2022 · Region 2 · Set 3 · Q4
(a) State one drawback of each of the following: 1/2 × 4=2 (i) Oral contraceptive pills (ii) Copper-T (b) Under which category of contraceptive…
(a)
State one drawback of each of the following : $\displaystyle \frac{1}{2} \times 4=2$
(i)
Oral contraceptive pills
(ii)
Copper-T
(b)
Under which category of contraceptive methods, is the use of condom kept ? In what way, its use is better as compared to other methods of contraception ?
Marking-scheme solution
(a) (i) change hormonal balance leading to side effects/cause hormonal imbalance
(ii) Irritation in the uterus
(b) ● mechanical barrier
Prevents transmission of infections like STD's
All How do Organisms Reproduce? questions2022 question paperNCERT solutions: How do Organisms Reproduce?Practice How do Organisms Reproduce? →
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CBSE Class 10 Science past-paper question from the 2022 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.