Identify fungi.

Assertion : Yeasts such as Saccharomyces cerevisiae are used in baking industry.

Reason : Carbon dioxide produced during fermentation causes bread dough to rise by thermal expansion.

A good producer of citric acid is

Yeast have been used for the commercialproduction of

$I.$ ethanol                 $II.$ bread

$III.$ Toddy drink         $IV.$ Biogas

Choose the correct option

The process which the yeast cells perform is called

Name any two industrially important enzymes.