Microorganisms MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Microorganisms, a fundamental topic in the field of Microbiology. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Microorganisms MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Microorganisms mcq questions that explore various aspects of Microorganisms problems. Each MCQ is crafted to challenge your understanding of Microorganisms principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Microbiology tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Microorganisms MCQs are your pathway to success in mastering this essential Microbiology topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Microorganisms. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your Microorganisms knowledge to the test? Let's get started with our carefully curated MCQs!

Microorganisms MCQs | Page 5 of 25

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Q41.
Which of the following skin disinfectant(s) is/are most frequently used?
Discuss
Answer: (c).Both (a) and (b)
Q42.
All of the following are sporicidal except
Discuss
Answer: (d).alcohol
Discuss
Answer: (c).Induces electrons and protons to jump out of the molecules of the microbe
Q44.
The process of making an object free from living organisms including bacterial and fungal spores and viruses is known as
Discuss
Answer: (d).sterilization
Q45.
Media containing spores and thermolabile constituents are sterilized by
Discuss
Answer: (b).UV radiation
Q46.
A(n)____is used to prevent infection by killing or inhibiting pathogen growth on animal tissues.
Discuss
Answer: (d).antiseptic
Discuss
Answer: (d).failure to kill microbes located in the center of an object
Q48.
Ethylene oxide is used to destroy or kill which of the following microbes?
Discuss
Answer: (d).All of these
Q49.
Which of the following was the first widely used antiseptic and disinfectant?
Discuss
Answer: (b).Phenol
Q50.
If a 1:600 dilution of a test compound kills a standard population of Staphylococcus aureus in 10 minutes but not 5 minutes while a 1:60 dilution of phenol kills the population in the same time, what is the phenol coefficient of the test compound?
Discuss
Answer: (c).10