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Science · 2022 · 2 marks
CBSE 2022 · Region 3 · Set 1 · Q5
Suggest any two contraceptive methods to control the size of human population and explain them.
Marking-scheme solution
Barrier method : Prevents the meeting of sperms with ova
Oral pills/Chemical method : Changes the hormonal balance in females so eggs are not released
Copper T or loop : to prevent pregnancy/to prevent fusion of male & female gametes
Surgical method : To block vas deferens in males or fallopian tube in females to prevent fertilization
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CBSE Class 10 Science past-paper question from the 2022board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.