Question

Difference between undiserable changes and discernable changes

Answer 1

Desirable Changes: Those changes which are desired to occur that is, we want them to take place are known as desirable changes.

Examples: ripening of fruits, germination of seeds etc.

Undesirable change: Those changes which we do not want to take place are called undesirable changes.

Examples: rusting of iron, souring of milk, rottening of fruits etc.