Which of the following statement is CORRECT regarding the microbes used and their actions?

Options

A. Spirullina is a biopesticide.
B. Propionibacterium shermanii is involved in the formation of Swiss cheese
C. Germinating barley seeds are used in the preparation of Toddy.
D. Secondary treatment of sewage involves the vigorous growth of anaerobic microbes into flocs.

Answer

B