NEETChemistryBiomolecules
Which of the following deficiency diseases is caused by the lack of Vitamin B ₂ (Riboflavin) in the human diet?
Options
- ACheilosis
- BBeri-beri
- CConvulsions
- DPernicious anaemia
Correct answer
A. Cheilosis
Step-by-step solution
According to the NCERT classification of vitamins and their deficiency diseases, the deficiency of Vitamin B ₂ (Riboflavin) causes cheilosis, which is characterized by fissuring at the corners of the mouth and lips, as well as digestive disorders. Beri-beri is caused by the deficiency of Vitamin B ₁ (Thiamine). Convulsions are caused by the deficiency of Vitamin B ₆ (Pyridoxine). Pernicious anaemia is caused by the deficiency of Vitamin B ₁₂ . Answer: Cheilosis