Which one of the following pairs is not correctly matched?
- Vitamin C – Scurvy
- Vitamin B2 – Pellagra
- Vitamin B12 – Pernicious anaemia
- Vitamin B6 – Beri-beri
Answer
(2) Vitamin B2 – Pellagra, (4) Vitamin B6 – Beri-beri
Solution
Correct pairs of vitamins and deficiency diseases:
Vitamin C (ascorbic acid) – Scurvy ✓
Vitamin B12 (cyanocobalamin) – Pernicious anaemia ✓
Pellagra is caused by deficiency of niacin (vitamin B3), not vitamin B2 (riboflavin) ✗
Beri-beri is caused by deficiency of thiamine (vitamin B1), not vitamin B6 (pyridoxine) ✗
∴ Pairs (2) and (4) are not correctly matched.
Answer: (2), (4)