all natural processes are

(I) Tendency of an object ot change its shape area and volume is called thermal expansion (ii) All natural process are reversible which one is incorrect statement ?

All natural processes proceed spontaneously in a direction which :

All natural processes proceed spontaneously in a direction which

Assertion : In free expansion of an ideal gas, the entropy increases. Reason : Entropy increases in all natural processes.

In any natural process

Why are spontaneous/natural processes irreversible?

The material which is not decomposed by natural process is called

Photosynthesis is the only natural process that releases oxygen into the air.