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Industrially Useful Microbial Processes

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

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

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Industrially Useful Microbial Processes
The Candida species require fermentation equipment lined with plastic because they are extremely sensitive to

traces of cobalt
traces of iron
none of these
traces of nickel

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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

racemase
dehydrogenase
invertase
isomerase

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Industrially Useful Microbial Processes
Penicillin G is also known as

benzyl penicillin
hydroxy benzyl penicillin
2-pentenyl penicillin
phenoxy methyl penicillin

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Industrially Useful Microbial Processes
B. flavum strain can be used for the production of

L-Isoleucine and L-Histidine
L-Proline
L-Threonine
All of these

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

Acetobacter
Pseudomonas
both (a) and (b)
Propionibacterium

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