Question

Strong heat and boiling also destroy germs and may be called .......... disinfectants.

• A. Physical
• B. Chemical
• C. Biological
• D. All of the above

Answer 1

The correct option is A Physical

Disinfection is a process of sterilization (free from contamination). There are three types of disinfectant biological, chemical and physical. Heating, boiling and radiation comes under the physical disinfectant. Thus, the correct answer is option A.