Question

Take ½ kg flour (Atta or Maida), add some sugar and mix with warm water. Add a small amount of yeast powder and knead to make a soft dough.

i) What process will you observe after two hours? a) Yeast fermentation (b) lactic acid fermentation (c) ethanol fermentation (d) none of the above

ii) What yeast produces rapidly during the process of respiration (a)Oxygen (b) nitrogen (c) air bubbles (d) carbon-di-oxide

iii) Bubbles of the gas fill the dough and (a) Increases volume (b) decrease volume (c) maintain the volume (d) none of these

iv) Why yeast is used in baking industry? (a) To get fluffiness. (b) For the taste. (c) for smell (d) all the above​

Answer 1

Answer:

1) yeast fermentation

2) carbon di oxide

3)increases volume

4)to get fluffiness

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