Vinegar and Citric Acid Which of the following nitrogen sources is added in the fermentation medium of citric acid production? Urea Both (a) and (b) Peptone Ammonium salt Urea Both (a) and (b) Peptone Ammonium salt ANSWER DOWNLOAD EXAMIANS APP
Vinegar and Citric Acid What is the pH of the medium when sucrose is used as substrate for the production of citric acid? 4 3 5 6 4 3 5 6 ANSWER DOWNLOAD EXAMIANS APP
Vinegar and Citric Acid Sugar content of the fermentation medium for citric acid is maintained at 20-25 % 15-20% 10-15% 25-30 % 20-25 % 15-20% 10-15% 25-30 % ANSWER DOWNLOAD EXAMIANS APP
Vinegar and Citric Acid During recovery step of citric acid, calcium citrate formed is treated with which of the following acid to precipitate calcium? H2SO4 HCl None of these HNO3 H2SO4 HCl None of these HNO3 ANSWER DOWNLOAD EXAMIANS APP
Vinegar and Citric Acid Ethanol is oxidized to acetic acid aerobically using Lactobacillus Gluconobacter both (a) and (b) Acetobacter Lactobacillus Gluconobacter both (a) and (b) Acetobacter ANSWER DOWNLOAD EXAMIANS APP
Vinegar and Citric Acid In liquid surface culture process for the fermentation to produce citric acid, Fungal mycelium grows through out the solution in a deep tank A. niger floats on the surface of solution both (a) and (b) A. niger is used with solid substrate as sweet potato Fungal mycelium grows through out the solution in a deep tank A. niger floats on the surface of solution both (a) and (b) A. niger is used with solid substrate as sweet potato ANSWER DOWNLOAD EXAMIANS APP
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