Q.Which of the following combinations are not matched?
a. Vitamin D - Rickets
b. Thiamine - Beriberi
c. Vitamin K - Sterility
d. Niacin - Pellagra

Food supplies macronutrients (carbohydrates, proteins and lipids), needed in relatively large quantities, and micronutrients (vitamins and minerals), needed only in small amounts; essential nutrients in both groups cannot be made by the body and must come from the diet. Vitamins are organic metabolic regulators divided into a fat-soluble group (A, D, E and K, which can accumulate in the body and cause hypervitaminosis if over-consumed) and a water-soluble group (the B-complex vitamins and vitamin C, whose excess is simply excreted). Each vitamin has a specific function and a characteristic deficiency disease — for example, vitamin A deficiency causes night blindness, vitamin D deficiency causes rickets, vitamin B1 deficiency causes beriberi, and vitamin C deficiency causes scurvy. Minerals are inorgani …