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 under pressure to achieve sterilization. The high temperature and pressure generated by steam effectively denature proteins and destroy microbial cells, including bacterial endospores. Other options are different sterilization or disinfection methods.

Hint

Think about how an autoclave works: it's essentially a sophisticated pressure cooker. What kind of heat does it use, and what is the role of pressure?

Question Info