Oil and Grease are sterilized by________________?

Correct answer: A. Hot air oven

  • A. Hot air oven
  • B. Auto claving
  • C. Irradiation
  • D. Ethylene dioxide

Explanation

Oil and grease are moisture-free materials and are sterilized by dry heat in a hot-air oven. Autoclaving is unsuitable because steam does not penetrate oily substances effectively.

Submitted by a TestUstad contributor and published by the TestUstad editorial teamLast updated
Report an error

The more specific you are, the faster it gets fixed. A source beats an opinion.

Prefer email? support@testustad.com

Practise Infection Control and Sterilisation

38 free Infection Control and Sterilisation MCQs from Microbiology, each with the correct answer and an explanation. Unlimited attempts, no account needed.

Exams that ask Microbiology questions like this

Microbiology is on 6 papers prepared for on TestUstad, and all of them draw the same bank, so this question is worth knowing for every one of them.

More Infection Control and Sterilisation questions