The maximum concentration of ethanol that is achieved by successive distillation of fermentation broth in continuous stills is 95% 70% 60% 99% TRUE ANSWER : ? YOUR ANSWER : ?
It is mandatory that cultures and fermentation residues be sterilized before discard in case of Eremothecium ashbyii and Ashbya gossypii because they are human pathogens plant mutants plant pathogens none of these TRUE ANSWER : ? YOUR ANSWER : ?
The 95% ethanol is equivalent to 190 proof 170 proof 110 proof 120 proof TRUE ANSWER : ? YOUR ANSWER : ?
The strain C. glutamicum can be used for the production of L-phenylalanine all of these L-glutamine L-ornithine TRUE ANSWER : ? YOUR ANSWER : ?
The submerged fermentation of vinegar utilizes special fermentor designs known as acetator both (a) and (b) packed vinegar generator cavitator TRUE ANSWER : ? YOUR ANSWER : ?
The organism B. brevis can be used commercially for the production of All of these tyrothricin(bacitracin tyrocidin complex) tyrocidin gramicidin A TRUE ANSWER : ? YOUR ANSWER : ?
The first penicillin isolated by Alexander Fleming, penicillin F is also called benzyl penicillin n-heptyl penicillin 2-Pentenyl Penicillin phenoxymethyl penicillin TRUE ANSWER : ? YOUR ANSWER : ?
The aerated submerged bacterial fermentation to produce vitamin B12 employs strains of Pseudomonas Propionibacterium Acetobacter both (a) and (b) TRUE ANSWER : ? YOUR ANSWER : ?
A major organism used in commercial bioleaching for copper recovery is Pseudomonas aeruginosa Thiobacillus ferrooxidans Desulfovibrio desulfuricans Aspergillus niger TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following substance is employed to neutralize the lactic acid as it is produced (because lactic acid bacteria do not tolerate high concentrations of acid? Na2SO4 CaCO3 MgSO4 (NH4)2 HPO4 TRUE ANSWER : ? YOUR ANSWER : ?