ICSE Class 4 Science — Chapter Summary

We need food to grow, stay healthy, and get energy for daily activities. The food we eat contains important nutrients that help our body work properly. This chapter teaches us about the different types of nutrients, why they are important, and how to eat a balanced diet to stay strong and healthy.

Teeth are very important parts of our body. They help us chew food properly and speak clearly. We have two sets of teeth in our lifetime — milk teeth and permanent teeth. Each tooth has different parts and types, and they all have special jobs. If we don’t take care of our teeth, they can get damage

Our body needs food for energy to play, study, and grow. But food must be broken down into small parts so our body can use it. This is done by the digestive system. At the same time, our body makes waste that must be removed. This is done by the excretory system. These two systems work together to k