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Industrially Useful Microbial Processes

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

Acetobacter schuetzenbachii
Acetobacter xylinum
Accetobacter orleanense
Acetobacter curvum

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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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Industrially Useful Microbial Processes
Naringinase, an enzyme commonly used for removal of bitter taste from citrus juice is obtained from

A.flavus
S. cerevisiae
A. oryzae
A. niger

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Industrially Useful Microbial Processes
The organism used to produce L-glutamic acid is

Arthrobacter globiformis
Brevibacterium aminogenes
Micrococcus glutamicus
all of these

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Industrially Useful Microbial Processes
The biotin level in obtaining L-gluatmic acid by fermentation using Micrococcus glutamicus is critical because

too high level prevents L-glutamic acid production
too low level prevents growths, hence L-glutamic acid production
both (a) and (b)
None of these

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Industrially Useful Microbial Processes
Which of the following is a heterofermentative micro-organism?

Lactobacillus bulgaricus
Lactobacillus pentose
Lactobacillus delbrueckii
Leuconostoc mesenteroides

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