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Industrially Useful Microbial Processes

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

Lactobacillus pentose
Lactobacillus bulgaricus
Leuconostoc mesenteroides
Lactobacillus delbrueckii

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

Streptomyces venezuelae
Streptomyces rimosus
Streptomyces erythreus
Streptomyces aureofaciens

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Industrially Useful Microbial Processes
The recovery of vitamin from fermentation broth is carried out prior to

autolysis
none of these
alcohol treatment
acidification

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Industrially Useful Microbial Processes
Rickes et al. recovered active crystalline vitamin B12 from the culture of

Bacillus megaterium
Streptomyces lactis
Streptomyces griseus
Streptomyces olivaceus

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Industrially Useful Microbial Processes
The submerged fermentation of vinegar utilizes special fermentor designs known as

packed vinegar generator
both (a) and (b)
acetator
cavitator

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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 iron
none of these
traces of nickel
traces of cobalt

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