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    				| 1. | Discuss briefly the transport function of blood in 5 marks question answer class 9 WB Board | 
| Answer» Blood has three main functions: transport, PROTECTION and regulation. Blood transports the FOLLOWING substances: Gases, namely OXYGEN (O2) and carbon dioxide (CO2), between the lungs and rest of the BODY. Nutrients from the digestive tract and storage sites to the rest of the body. | |