Question

Which of the following is a typical aeration rate for aerobic fermentation?

(a) 0.5 – 2 vvm

(b) 1 – 2 vvm

(c) 0.1 – 0.5 vvm

(d) 3 – 4 vvm

This question was addressed to me by my school principal while I was bunking the class.

I'm obligated to ask this question of Filter Sterilization topic in division Sterilization of Fermentation Technology

Answer 1

Correct choice is (a) 0.5 – 2 vvm

For explanation: The typical aeration rate for aerobic fermentation is 0.5 – 2.0 vvm. Here, the first v stands for volume of air in liter. The second v stands for per unit of medium and m stands for per unit time in minutes.