CBSE Transportation in Animals and Plants Class 7 Extra Questions
All organisms need food, water and oxygen for survival. They need to transport all these to various parts of their body.
Blood is the fluid which flows in blood vessels. It transports substances like digested food from the small intestine to the other parts of the body. It carries oxygen from the lungs to the cells of the body. It also transports waste for removal from the body. Please refer Transportation in Animals and Plants Class 7 Extra Questions for more information.