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STD 12 - 8. microbes in human welfare — Biology STD 12 Science — Question

CBSE BoardEnglish MediumSTD 12 ScienceBiologySTD 12 - 8. microbes in human welfare1 Mark
MCQ
Yeast is employed for production of
  • A
    Curd
  • B
    Cheese
  • C
    Acetic acid
  • ✓
    Ethyl alcohol
✓

Answer

Correct option: D.
Ethyl alcohol
d
(d)Brewer's/Beer yeast is Saccharomyces cerevisiae and wine yeast is Saccharomyces ellipsoideus. They perform alcoholic fermentation

$\mathop {{C_6}{H_{12}}{O_6}}\limits_{{\text{Glucose}}} \mathop {\xrightarrow{{{\text{Yeast}}}}}\limits_{{\text{Zymase}}} \mathop {{C_2}{H_5}OH}\limits_{{\text{Ethyl}}\,{\text{alcohol}}}  + 2C{O_2}$
.

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