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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Q. Cephalosporin an antibiotic closely related to penicillin in structure and antibiotic activity are produced by species of

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Q. The production of alcohol from lactose of whey is generally carried out by

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Q. Which of the following is not a principal media for industrial alcohol production by fermentation?

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Q. The first commercial fermention carried out to obtain L-lysine is known as

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Q. The precursor of Penicillin G is

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Q. The precursor used for production of vitamin B12 by Streptomyces olivaceus is

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