Q. 64.9( 7 Votes )
Rolling of chapat A. can be reversed.
B. cannot be reversed.
C. can be reversed and cannot be reversed, respectively.
D. cannot be reversed and can be reversed, respectively.
When a chapatti is rolled from a dough, only it’s shape changes from spherical to a flat round one. There is no change in its chemical properties and hence, the change can be reversed.
When a chapatti is baked, heat brings about chemical changes in its properties. Therefore, baking of chapatti is a change which cannot be reversed.
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