Vinegar and Citric Acid What is the pH of the medium when sucrose is used as substrate for the production of citric acid? 5 3 6 4 5 3 6 4 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? HCl None of these H2SO4 HNO3 HCl None of these H2SO4 HNO3 ANSWER DOWNLOAD EXAMIANS APP
Vinegar and Citric Acid Which of the following nitrogen sources is added in the fermentation medium of citric acid production? Both (a) and (b) Peptone Ammonium salt Urea Both (a) and (b) Peptone Ammonium salt Urea ANSWER DOWNLOAD EXAMIANS APP
Vinegar and Citric Acid Sugar content of the fermentation medium for citric acid is maintained at 25-30 % 20-25 % 15-20% 10-15% 25-30 % 20-25 % 15-20% 10-15% ANSWER DOWNLOAD EXAMIANS APP
Vinegar and Citric Acid Which of the following microorganism is used for the production of citric acid? Aspergillus niger Saccharomyces cerevisiae Lactobacillus bulgaricus Streptococcus lactis Aspergillus niger Saccharomyces cerevisiae Lactobacillus bulgaricus Streptococcus lactis ANSWER DOWNLOAD EXAMIANS APP
Vinegar and Citric Acid In submerged process for the fermentation to produce citric acid, A. niger is used with solid substrate as sweet potato A. niger floats on the surface of solution Fungal mycelium grows through out the solution in a deep tank both (a) and (b) A. niger is used with solid substrate as sweet potato A. niger floats on the surface of solution Fungal mycelium grows through out the solution in a deep tank both (a) and (b) ANSWER DOWNLOAD EXAMIANS APP
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