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Industrially Useful Microbial Processes

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

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

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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

isomerase
racemase
dehydrogenase
invertase

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Industrially Useful Microbial Processes
The 95% ethanol is equivalent to

120 proof
110 proof
190 proof
170 proof

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Industrially Useful Microbial Processes
Which of the following microorganism produces only L(+) - lactic acid without further racemization ?

Lactobacillus bulgaricus
Leuconostoc mesenteroides
Rhizopus oryzae
Lactobacillus delbrueckii

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Industrially Useful Microbial Processes
Protease, which is used for flavouring of sake and haze removal in sake is produced by

A. oryzae
B. cereus
A. flavus
A. niger

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

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

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