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Biology · 2026 · 1 mark
CBSE 2026 · Region 3 · Set 2 · Q4
Consider the following statements and choose the correct option: Statement I: Using vaccination and immunization programmes, we have been able to…
Consider the following statements and choose the correct option : Statement I : Using vaccination and immunization programmes, we have been able to eradicate smallpox. Statement II : Vaccines are available for diphtheria and polio.
Official answer
(B)
Both Statements I and II are true.
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CBSE Class 12 Biology past-paper question from the 2026 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.