Lymphatic system and blood circulatory system are the two types of transport system in human beings.
Functions of blood circulatory system :
(i) It carries nutrients and oxygen to all cells in the body.
(ii) It removes CO2 from the body cells.
(iii) It carries digested food from the small intestine to other parts of the body.
(iv) It carries hormones from endocrine glands to different organs fo the body.