During the formation of bread it becomes porous due to the release of CO2 by the action of

(a) yeast

(b) bacteria

(c) virus

(d) protozoans

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1 Answers

Correct option  (a) yeast

Explanation

Strains of Saccltarornyces cerevisiae is extensively used for leavening of bread. During fermentation, the yeasts produce alcohol and CO2  which leaves the read porous.

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