Practicing Success

Target Exam

CUET

Subject

Biology

Chapter

Microbes in Human Welfare

Question:
Which among the following microbe help in the production of beer and bread ?
Options:
Trichoderma polysporum .
Saccharomyces cerevisiae .
Aspergillus niger .
Clostridium butylicum .
Correct Answer:
Saccharomyces cerevisiae .
Explanation:
Microbes especially yeasts have been used from time immemorial for the production of beverages like wine, beer, whisky, brandy or rum. For this purpose the same yeast Saccharomyces cerevisiae used for bread-making and commonly called brewer’s yeast, is used for fermenting malted cereals and fruit juices, to produce ethanol.