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Industrially Useful Microbial Processes

Industrially Useful Microbial Processes
The organism B. brevis can be used commercially for the production of

All of these
gramicidin A
tyrocidin
tyrothricin(bacitracin tyrocidin complex)

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Industrially Useful Microbial Processes
The species of Acetobacter which produces cellulosic strands to hold the cells in lime layer is

Accetobacter orleanense
Acetobacter schuetzenbachii
Acetobacter xylinum
Acetobacter curvum

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Industrially Useful Microbial Processes
Protease, which is used for flavouring of sake and haze removal in sake is produced by

A. flavus
A. oryzae
B. cereus
A. niger

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Industrially Useful Microbial Processes
Which of the following substance is employed to neutralize the lactic acid as it is produced (because lactic acid bacteria do not tolerate high concentrations of acid?

CaCO3
MgSO4
Na2SO4
(NH4)2 HPO4

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Industrially Useful Microbial Processes
The organism which utilizes the pentose of sulphite waste liquor for lactic acid production is

Lactobacillus bulgaricus
Lactobacillus pentosus
Lactobacillus casei
Streptococcus lactis

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Industrially Useful Microbial Processes
Which of the following Ascomycetes are used for riboflavin production?

Eremnothecium ashbyii
Candida guilliermondia
Ashbya gossypii
Both (a) and (b)

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