Water is important for human body in the following ways:
(i) It helps in transporting food materials, gases, waste materials, enzymes and hormones from one part of the body to the other.
(ii) It assists in keeping the body temperature constant.
(iii) It is a medium in which a number of chemical reactions take place in the body.
(iv) It helps in the removal of wastes from the body in the form of sweat and urine.