Which one of the following pairs is not correctly matched?
- Vitamin B12 - Pernicious anaemia
- Vitamin B6 - Convulsions
- Vitamin B1 - Beri-beri
- Vitamin B2 - Pellagra
Answer
(4) Vitamin B2 - Pellagra
Solution
Vitamin B12 (cobalamin) deficiency → pernicious anaemia: correctly matched.
Vitamin B6 (pyridoxine) deficiency → convulsions (in infants), dermatitis: correctly matched.
Vitamin B1 (thiamine) deficiency → beri-beri: correctly matched.
Vitamin B2 (riboflavin) deficiency → cheilosis, glossitis, dermatitis; pellagra is caused by deficiency of niacin (vitamin B3).
∴ Vitamin B2 - Pellagra is not correctly matched.
Answer: (4)