Question

How are vitamins classified ? Name the vitamin responsible for the coagulation of blood.

Answer 1

(a) Vitamins are classified into two groups on the basis of their solubility in water or fat:
(i) Fat soluble vitamins Vitamins, soluble in fat but insoluble in water are called fat soluble vitamins. For example vitamins A, D, E and K.
(ii) Water-soluble vitamins These vitamins are soluble in water and insoluble in fat. For example, vitamins B- complex and vitamin C.

(b) Vitamin K is responsible for the coagulation of blood.