| Lymph | Blood |
| 1. Lymph is colourless fluid. | 1. Blood is red in colour. |
| 2. It contains specialized lymphocytes responsible for immune response. | 2. Blood consist of fluid matrix, plasma and formed elements. |
| 3. Lymph moves out into spaces between the cells of the tissues and are collected by lymphatic capillaries which join to form larger vessels from where it passes into lymph nodes. | 3. Blood supply O2 & nutrients to the tissues and collect the waste from the tissue by diffusion and passes from the capillaries into the venules which join to form the large veins and open into the heart. |