Yeast is used to manufacture alcoholic beverages like wine and beer. It is used in the production of breads. It is also used as a nutrient supplement for human beings.
Which of the following processes uses yeast to make wines and breads?
Fermentation
To answer this question correctly, the student must understand that yeast converts the sugars present in the raw material for wine and bread preparation to acids and carbon dioxide. Thus, the process of fermentation is responsible for the tangy taste in alcoholic beverages and the spongy appearance of breads.