1.

Irreversible changes are ………………. in nature.

Answer»

Answer:

PERMANENT

A change is called irreversible if it cannot be changed back again. In an irreversible change, new materials are always formed.

Explanation:

Some examples of irreversible changes are burning of paper, Burning of fuels (like WOOD, Coal and LPG), Cooking of FOOD, Rusting of iron , Grinding of wheat grains into flour, BAKING of chapatti (roti), Growth of a plant, Formation of flower from bud, FALLING of leaves from a tree, Ripening of fruits, Ageing of man and .



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