Which of the following is true about pasteurization?
Correct Answer: It kills all bacteria except thermoduric bacteria
Description: Ans. is 'b' i.e., It kills all bacteria except thermoduric bacteria (Ref: Ananthanarayan, 9th/e, p. 31, 8th/e, p. 31-32) Thermoduric bacteria - Bacteria which can survive, to varying extents, the pasteurization process.Pasteurization kills nearly 90% of bacteria in milk except certain bacteria like Coxiella burnetti which is resistant to Holders method of sterilization but killed by Flash method of Sterilization.
Category:
Microbiology
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