Deficiency nutrient | Disease symptoms | Deficient |
(1) Beri beri (2)Cheilosis (3)Pellagra (4)Nyctalopia | vetamin B1 (Thiamine) Vitamin B2 (Riboflavin) Nicotinamide Vitamin A (Retinol) | Inflammation of peripheral nerves,weakness of limb muscles, paralysis Bleeding of gums,falling of teeth Canine or black tongue disease in dogs Less rhodopsin in rod cells, no vision in dim light |
Cheilosis results form ten deficiency of vitamin B6 and is often characterized by irritability, weakness, depression, dizziness, peripheral neuropathy, and seizures.
So, the correct answer is '(2)'.