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Everyday Science Hard FPSC PPSC NTS Uploaded: 25 Jun 2026

Which B vitamin deficiency commonly causes the disease beriberi affecting the nervous and cardiovascular systems?

  • A Vitamin B1 Thiamine
  • B Vitamin B6
  • C Vitamin B12
  • D Vitamin B2
Correct Answer: Option A — Vitamin B1 Thiamine
Explanation:
Beriberi is caused by a deficiency of Vitamin B1 or thiamine affecting the nervous and cardiovascular systems and was historically common among populations consuming polished rice.
Submitted by: PaperMCQs
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