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  1. Dough kept overnight in warm weather becomes soft and spongy because of
    1. absorption of carbon dioxide from atmosphehre
    2. fermentation
    3. cohesion
    4. osmosis
Correct Option: B

Cohesion is the force of attraction between similar molecules. Osmosis is the movement of solvent molecules from a region of low solute concentration to a region of high solute concentration through a semipermeable membrane.



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