Which acid is produced by the bacterium $Clostridium$ $butyricum$?

The bottled fruit juices bought from the market are clearer as compared to those made at home. This is because the bottled juices are cleared by the use of . . . . . . .

Which organism is rich in riboflavin?

What is used for commercial production of ethanol?

Which of the following products cannot be obtained with the help of the yeast $Saccharomyces$ $cerevisiae$?

Which substance undergoes fermentation induced by microorganisms?