Question

the process which does not involve oxidation is respiration and rancidity and rusting of iron and slaking of lime choose one

Answer 1

slaking of lime

this was in Aakash question papers of today

Answer 2

The answer to this question is slaking of lime.  

In the kilan, the limestone is transformed into CaO (Quick Lime) that is a type of white in color as well as soft when compared with stone.

If we add water to the quick lime what we get is slaked lime as well as this task is known as slaking.