Question

4. (a) Why is water important in our diet? (b) If a child is suffering from rickets, which part of the body is affected? ​

Answer 1

Answer:

(a) water is important in our diet since it acts as a solution to soften the food material so the movement of the food in the alimentary canal is made easier, water is also important for the nutrients it carries with it like salts etc.

(b) a child suffering from rickets usually has his bones affected the most and usually the thigh bone or femur.

Answer 2

Answer:

ans a : All the cells and organs need water to function. Water serves as a lubricant. It makes up saliva and the fluids surrounding the joints. Water regulates the body temperature through perspiration.

Explanation:

ans b : Rickets is a condition that affects bone development in children. It causes bone pain, poor growth and soft, weak bones that can lead to bone deformities. Adults can experience a similar condition, which is known as osteomalacia or soft bones.