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Bacteria that produce acetic acid from ethanol
Acetobacter & Gluconobacter
Name any one desirable property of acetic acid bacteria
tolerate high conc. of acetic acid; require small amounts of nutrients; not over-oxidise acetic acid, high yielding.
Th spoilage of wine gives _______.
vinegar
Difference between brewed and artificial vinegar.
Brewed vinegar is made by using microbes & Artificial vinegar is made by chemical synthesis
Gram nature of Acetic acid bacteria:
Gram -ve
Identify the process
Orlean's slow process
What is "mother of vinegar" ?
It is composed of acetic acid bacteria and cellulose and is used as an inoculum.
Identify the process
Trickling generator process
Which is the fastest process for vinegar production ?
Submerged / Frings acetator.
Which is the slowest process for vinegar production ?
Orlean's Slow process
Which method is used to concentrate vinegar ?
Fractional freezing
Which process will produce the most turbid vinegar ?
Submerged / Frings
The production of vinegar is an aerobic / anaerobic process.
Aerobic
