Question

In baking a mixture of flour, some fat, salt and water to make a dough, yeast is added to it. The dough rises three times its original volume. Answer these questions :

1)Is the increase in the volume of dough due to physical or chemical change?

2)Can you name the process responsible for it?

3)What will happen when the dough is baked?
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Answer 1

Answer:

1) Chemical Change

2) Fermentation

3) The dough will shrink again as water is evaporated.

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