How many minutes of exposure to 160°C dry heat is required for sterilization?

Practice Questions

Q1
How many minutes of exposure to 160°C dry heat is required for sterilization?
  1. 30 minutes
  2. 60 minutes
  3. 90 minutes
  4. 120 minutes

Questions & Step-by-Step Solutions

How many minutes of exposure to 160°C dry heat is required for sterilization?
Correct Answer: 60 minutes
  • Step 1: Understand that sterilization is a process to kill all microorganisms.
  • Step 2: Know that dry heat sterilization is one method used to achieve this.
  • Step 3: Recognize that different temperatures and times are required for effective sterilization.
  • Step 4: Identify that at a temperature of 160°C, the standard exposure time for sterilization is 60 minutes.
  • Step 5: Conclude that to achieve sterilization at 160°C using dry heat, you need to expose the items for 60 minutes.
  • Sterilization Temperature and Time – Understanding the relationship between temperature and duration required for effective sterilization using dry heat.
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