Q. Ethanol is oxidized to acetic acid aerobically using

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Q. Malt vinegar is produced from

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Q. In submerged process for the fermentation to produce citric acid,

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Q. Which substrate is used in the fermentation of citric acid?

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Q. Alegar is a type of vinegar produced from

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Q. During recovery step of citric acid, calcium citrate formed is treated with which of the following acid to precipitate calcium?

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Q. Vinegar production consists of

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Q. What is the pH of the medium when sucrose is used as substrate for the production of citric acid?

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Q. In liquid surface culture process for the fermentation to produce citric acid,

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Q. In koji process for the fermentation to produce citric acid,

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Q. What is the pH of the medium when molasses is used as substrate for the production of citric acid?

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Q. Which of the following nitrogen sources is added in the fermentation medium of citric acid production?

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Q. Vinegar is typically produced in fed batch reactors because

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Q. For the recovery of citric acid after fermentation, Ca(OH)2 is added to the slurry to

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Q. Which of the following microorganism is used for the production of citric acid?

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Q. Sugar content of the fermentation medium for citric acid is maintained at

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Q. Spirit vinegar is produced from

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