Vinegar and Citric Acid In koji process for the fermentation to produce citric acid, A. niger is used with solid substrate as sweet potato Fungal mycelium grows through out the solution in a deep tank both (a) and (b) A. niger floats on the surface of solution A. niger is used with solid substrate as sweet potato Fungal mycelium grows through out the solution in a deep tank both (a) and (b) A. niger floats on the surface of solution 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? HNO3 None of these H2SO4 HCl HNO3 None of these H2SO4 HCl ANSWER DOWNLOAD EXAMIANS APP
Vinegar and Citric Acid For the recovery of citric acid after fermentation, Ca(OH)2 is added to the slurry to precipitate calcium sulphate precipitate calcium carbonate precipitate calcium citrate precipitate calcium phosphate precipitate calcium sulphate precipitate calcium carbonate precipitate calcium citrate precipitate calcium phosphate ANSWER DOWNLOAD EXAMIANS APP
Vinegar and Citric Acid Which substrate is used in the fermentation of citric acid? Sucrose Starch hydrolysate All of these Beet molasses Sucrose Starch hydrolysate All of these Beet molasses ANSWER DOWNLOAD EXAMIANS APP
Vinegar and Citric Acid Ethanol is oxidized to acetic acid aerobically using both (a) and (b) Gluconobacter Acetobacter Lactobacillus both (a) and (b) Gluconobacter Acetobacter Lactobacillus 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 6 3 5 4 6 3 5 ANSWER DOWNLOAD EXAMIANS APP
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