Question

what is fermentation​

Answer 1

$\huge\underline\green{\sf Answer:-}$

Fermentation is the process in which a substance breaks down into a simpler substance. Microorganisms like yeast and bacteria usually play a role in the fermentation process, creating beer, wine, bread, kimchi, yogurt and other foods.

Answer 2

Answer:

sugar are converted into alcohol by yeast. this process of conversion of sugar into Alcohol is known as fermentation