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Q. Which of the following microorganisms is used for production of citric acid in industries?

AIPMTAIPMT 1998Microbes in Human Welfare

Solution:

Citric acid is obtained through the fermentation carried out by Aspergillus niger on sugary syrups. Citric acid is employed in dyeing, engraving, medicines, inks, flavouring and preservation of food and candies.