<prompt> Which of the following is true about pasteurization?It kills all bacteria and sporesIt kills all bacteria except thermoduric bacteriaIt kills 95 of microorganismsAll bacteria are destroyed  <response>: Ans. is b i.e., It kills all bacteria except thermoduric bacteria Ref: Ananthanarayan, 9the, p. 31, 8the, 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. 