Question: What is the primary difference between disinfection and sterilization?

Options:

1. Disinfection kills all microorganisms, sterilization does not
2. Sterilization kills all microorganisms, disinfection does not
3. Disinfection is faster than sterilization
4. Sterilization is only for surgical instruments

Correct Answer: Sterilization kills all microorganisms, disinfection does not

Solution:

The primary difference is that sterilization kills all microorganisms, while disinfection reduces the number of viable organisms but may not eliminate all.