Question

1. a) Why is immune system essential for our health? Why do some children fall ill more frequently than others

living in the same locality?

b) What precautions will you take to justify “prevention is better than cure”?.(5 marks question of 9th class)​

Answer 1

a) immune system is essential for our body to protect from other foreign particles..some children fall ill more frequently than others because they are having less amount of immunity power