Question

The heat reactive medium can be sterilized best by _____________

(a) Continuous sterilization

(b) Batch sterilization

(c) Filter sterilization

(d) Heat sterilization

This question was posed to me in a job interview.

My query is from Filter Sterilization topic in portion Sterilization of Fermentation Technology

Answer 1

Right option is (c) Filter sterilization

Explanation: The medium which is reactive to heat and is heat-labile can be sterilized best by filter sterilization as it does not involve heating of the medium. Batch sterilization, Continuous sterilization, Heat sterilization involve the heating of medium to sterilize it.