Why do we add little amount of butter milk to get curd ?

Why do we get rains?

What would happen if you add butter milk to hot milk

Why do farmers add fertilizers to the soil?

Why do we domesticate animals?

Why do we apply paint of iron articles ?

Why do we produce more rice?

Why do we call rayon is cellulose fibre?

A milkman adds a very small amount of baking soda to fresh milk. (a) Why does he shift the pH of the fresh milk from 6 to slightly alkaline? (b) Why does this milk take a long time to set as curd?

Why do we.get heart áttack?

Why do we wear cotton clothes in summer ?