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Microbes in Human Welfare — BIOLOGY STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 ScienceBIOLOGYMicrobes in Human Welfare2 Marks
Question
How are microbes help us in Baking and alcohol industry?
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Answer

In Baking Industry : Yeast is used for bread making. Yeast is added in the flour while making bread. Due to fermentation, $CO _2$ is released that makes bread flour batter porous and swollen. In present time, chiefly, Saccharomyces cerevisiae strains are used in production of bread and baking products.
In Alcohol Industry: Ethyl alcohol is obtained by fermentation of carbohydrates by yeast. Different strains of sachharomyces are used in preparation of beer, whiskey, rum and wine. These beverages are obtained as a result of distillation.

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