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Chemistry · 2025 · 1 mark
CBSE 2025 · Region 7 · Set 3 · Q12
Deficiency of vitamin B_1 causes the disease:
Deficiency of vitamin $\displaystyle \mathrm{B}_{1}$ causes the disease:
Official answer
(B)
Beri-Beri
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CBSE Class 12 Chemistry past-paper question from the 2025 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.