Q. In Corynebacterium glutamicum, tryptophan biosynthesis is regulated by the activity of

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Q. Invertase has its application in confectionaries to prevent crystallization of sugar. It is obtained from

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Q. The method used for obtaining citric acid as fermentation product are commonly known as

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Q. The organisum used for production of streptomycin is

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Q. Which of the following is true about β-ionone, non-ionic detergent used in β carotene fermentation medium?

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Q. Glucoseoxidase, which had been commercially employed to remove glucose from egg white and whole eggs before drying is obtained by submerged aerated fermentation using

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Q. Which of the following microorganism can yield vitamin B12 using methanol as a carbon source?

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Q. The immediate precursor for glumatic acid production by Corynebacterium glutamicum is

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Q. The method of distillation used to obtain alcohol greater than 95 percent is called

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Q. The micro-organism used for industrial production of lactic acid using corn dextrose as media is

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Q. Which of the following species is used for vitamin B12 production by fermentation process?

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Q. Malt used to ferment beer is prepared by

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Q. Penicillin was first produced commercially using

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Q. The present day high yielding penicillin are obtained from

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Q. The medium utilized for fungal citric acid production should be deficient in

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Q. Which of the following are commercially used for bacterial amylases production?

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Q. An "International Unit" of penicillin activity established in 1944 is amount of penicillin equivalent to

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Q. The man who first discovered the chemical that causes souring of milk was

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Q. Which of the following is not a penicillin?

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Q. Which of the following is a cephalosporin?

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