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What are desirable and undesirable changes​

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Answer:

Explanation:

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.



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