Question

(a) Rahul took a bottle filled with sugar solution. He added half a teaspoon of yeast
powder to it and covered the mouth of the bottle with a deflated balloon. After
3-4 hours, he saw the balloon had inflated.
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Identify the gas filled in the balloon and the solution left in the bottle.
Name and define the process demonstrated in the experiment.
Explain the role of yeast in the bakery industry.​

Answer 1

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