Question Detail

MIC 121 Mcb compilations Objective Question

Question

What is the principle behind the functioning of an autoclave for sterilization?
Options
A Moist heat sterilization
Correct Answer
B Chemical disinfection
C Filtration
D Ultraviolet (UV) light exposure
Correct Answer

Option A is the correct answer.

Detailed Explanation

An autoclave utilizes moist heat (steam under pressure) to achieve sterilization. The combination of high temperature and high pressure steam is highly effective at denaturing proteins and destroying microbial cells, including endospores.

Hint

Autoclaves are essentially high-pressure steam sterilizers. What kind of heat does steam represent?

Question Info