Question

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Answer 1

Answer:

a)the carbon dioxide released during respiration by the yeast results in the rise of the dough.

c)Sugar acts as food for yeast .

b)During anaerobic respiration, yeast produces alcohol resulting in sour smell.

d)if the dough was kept in the refrigerator ,soon after it was prepared the dough would not have risen due to lack of humidity. Yeast can't multiply and hence respires in a very low temperature.

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Answer 2

Answer:

Explanation:

1:The C02 released during respiration by the yeast results in the rise of dough.

2:During anaerobic respiration, yeast produces alcohol resulting in sour smell.

3:Sugar acts as food for yeast.

4:At low temperatures, yeasts will not multiply and respire because of which the dough will not rise or become sour