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Industrially Useful Microbial Processes

Industrially Useful Microbial Processes
The aerated submerged bacterial fermentation to produce vitamin B12 employs strains of

Pseudomonas
both (a) and (b)
Propionibacterium
Acetobacter

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Industrially Useful Microbial Processes
Chlorotetracycline a broad spectrum antibiotic is produced by

Streptomyces rimosus
Streptomyces venezuelae
Streptomyces erythreus
Streptomyces aureofaciens

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Industrially Useful Microbial Processes
The production of acetic acid from ethanol is an

None of these
anaerobic process
aerobic process
a combination of both

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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 species from the followings is resistant to methyl tryptophan?

B. subtilis
E. coli
Candida utilis
Hansenula anomala

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Industrially Useful Microbial Processes
The enzyme which converts optically active isomers of lactic acid to the optically inactive racemic mixture is

invertase
isomerase
dehydrogenase
racemase

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