Which of the following organisms is responsible for the production of Citric Acid?(a) Bacteria(b) Archaebacteria(c) Protozoa(d) YeastThis question was posed to me in a job interview.My question comes from Microbes in Industrial Products-3 topic in portion Microbes in Human Welfare of Biology – Class 12

Which of the following organisms is responsible for the production of

1.	Which of the following organisms is responsible for the production of Citric Acid?(a) Bacteria(b) Archaebacteria(c) Protozoa(d) YeastThis question was posed to me in a job interview.My question comes from Microbes in Industrial Products-3 topic in portion Microbes in Human Welfare of Biology – Class 12
Answer» RIGHT answer is (d) Yeast For EXPLANATION: Species of Yeast like Mucor species, ASPERGILLUS niger can ferment SUGAR to produce citric acid. Citric acid is a preservative and flavouring agent.

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