Question

what are desireable and undesireable 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.

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Undesirable change:

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

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Answer 2

$\huge\pink{Desirable Changes}$

Changes which are desired to occur (i.e. we want them to take place) are known as desirable changes.

These changes produce good results.

Examples: Rain bringing water to the crops results in germination of seeds, change of milk to curd, ripening of fruits, growth of a seedling into a plant.

$\huge\orange{Undesirable Changes}$

Changes brought about by a person or by nature which are harmful are known as undesirable or nonagreeable changes.

Examples: Rain causing destruction by floods, souring of milk

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