Explore topic-wise MCQs in Food Processing Unit Operations.

This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Food Processing Unit Operations knowledge and support exam preparation. Choose a topic below to get started.

1.

Does sterilization kill viruses?

A. True
B. False
Answer» B. False
2.

The sterilization of ________ is generally carried out by retorts.

A. low carbohydrate foods
B. low acid foods
C. high acid foods
D. medium acid foods
Answer» C. high acid foods
3.

_______ is used for sterilizing metallic devices like needles, scalpels.

A. Flaming
B. Incineration
C. Hot air oven
D. Steam
Answer» B. Incineration
4.

_______ is the quickest way to sterilize solutions without heating.

A. Filtration
B. Chemical method of sterilization
C. Steam Sterilization
D. Chlorine dioxide gas
Answer» B. Chemical method of sterilization
5.

Which of the following statements about sterilization are correct?Statement 1: Sterilization is achieved by a heat and chemicals alone.Statement 2: Ultraviolet radiation cannot be used for sterilization.

A. True, False
B. True, True
C. False, True
D. False, False
Answer» E.
6.

Who developed steam sterilizer?

A. Louis Pasteur
B. Charles Chamberland
C. Nicolas Appert
D. Clarence Birdseye
Answer» C. Nicolas Appert
7.

Are these statements about the sterilization true?Statement 1: Sterilization process consists of 3 phases.Statement 2:Phase 2 in sterilization process is known as holding phase.

A. True, False
B. True, True
C. False, True
D. False, False
Answer» C. False, True
8.

____________ is used for sterilizing inoculating loops.

A. Flaming
B. Incineration
C. Hot air oven
D. Steam
Answer» C. Hot air oven
9.

Which of the following is target microbe in commercial sterilization?

A. Pseudomonas aeruginosa
B. Bacillus anthracis
C. Salmonella typhi
D. Clostridium botulinum
Answer» E.
10.

Where should a sterilization indicator placed in an autoclave?

A. At the center
B. Close to lid of the autoclave
C. Sides of the autoclave
D. Anywhere inside the autoclave
Answer» B. Close to lid of the autoclave