Is conversion of milk into ice-cream a chemical change?

Assertion (A) :No new substance is formed when water is heated to get steam. Reason (R) : Conversion of water into steam is a physical change.

Is rotting fruit a chemical change?

The vitamin whos content increases following the conversion of milk into curd by lactic acid bacteria is

Why is spoiling of food a chemical change?

The rate of conversion of light energy into chemical energy of organic molecules in an ecosystem is

Digestion of food is a chemical change.

A burning of match stick is an example of chemical change.

The chemical change is _____