Question

3 Examples of undesirable changes.

Answer 1

Explanation:

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.

Answer 2

Answer:

Undesirable changes : Changes, either physical or chemical, that are not useful for us in any way are known as undesirable changes.

3 examples of undesirable changes are :

1. Rusting of Iron
2. Ripening of Fruits
3. Souring of Milk

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