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Industrially Useful Microbial Processes

Industrially Useful Microbial Processes
The commonly used media for submerged bacterial fermentation at commercial scale is

none of these
germinated seed
beet molasses
liver extract

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Industrially Useful Microbial Processes
Which species from the followings is resistant to methyl tryptophan?

Hansenula anomala
E. coli
B. subtilis
Candida utilis

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

Pseudomonas
both (a) and (b)
Acetobacter
Propionibacterium

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Industrially Useful Microbial Processes
The first penicillin isolated by Alexander Fleming, penicillin F is also called

n-heptyl penicillin
2-Pentenyl Penicillin
benzyl penicillin
phenoxymethyl penicillin

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Industrially Useful Microbial Processes
Bacitracin, an antibiotic similar to penicillin, is produced by

Streptomyces erythreus
Aspergillus fumigatus
Bacillus licheniformis
Bacillus polymyxa

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Industrially Useful Microbial Processes
Pectinase, an enzyme used for increasing yield and for clarifying juice is obtained by

all of these
A. niger
A.flavus
A. oryzae

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