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Statement-I: A change brought about by a person or the nature, which is useful, is called a desirable change.
Statement-II: Formation of manure from animal dung and dead leaves is a desirable change

Statement-III: Sometimes while carrying out desirable changes, some undesirable changes may also take place.

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A, B are correct and C is incorrect

A, B are incorrect and C is correct

All the statements A, B and C are correct

All the statements A, B and C are incorrect

answer is A.

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Detailed Solution

A change brought about by a person or the nature, which is use full is called a desirable change.

Formation of manure from animal dung and dead leaves is a desirable change

Sometimes while carrying out desirable changes, some undesirable changes may also take place.

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