Question

Pick the odd one out and give reason for your choice a. Formation of curd from milk b. Spoilage of food c. Digestion of food d. Grinding of a substance

Answer 1

Grinding of a substance

It is the only physical change in the  above question . Others are chemical changes

Answer 2

Answer:

d. grinding of a substance

because all above processes are done naturally just like chemical change but grinding a substance is don't by another substance or object which is like physical change.

i hope u r satisfied with this answer.