Question

An activity to fermentation by yeast

Answer 1

Explanation:

Fermentation is a chemical process of breaking down a particular substance by bacteria, microorganisms, or in this case, yeast. The yeast in glass 1 was activated by adding warm water and sugar. The foaming results from the yeast eating the sucrose. ... In this experiment glass 1 gave off carbon dioxide as its waste.

Answer 2

$\mathfrak{\huge{\green{\underline{\underline{Answer :}}}}}$

Alcoholic fermentation is due to the activity of yeast. In food manufacture, yeast is used to cause fermentation and leavening. The fungi feed on sugars, producing alcohol (ethanol) and carbon dioxide, in beer and wine manufacture the former is the desired product, in baking, the latter.

Hope It Will Help.❤