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 3 of 25

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Q21.
Which part of the compound microscope helps in gathering and focusing light rays on the specimen to be viewed?
Discuss
Answer: (c).Condenser lens
Q22.
What is the minimum distance for the eye to focus any object?
Discuss
Answer: (b).25 cm
Discuss
Answer: (d).Wavelength of light used and numerical aperture of lens system
Q24.
Which of the following articles can be sterilized in an autoclave?
Discuss
Answer: (d).All of these
Q25.
Which of the following disinfectants act by disrupting microbial membranes?
Discuss
Answer: (a).Cationic detergents
Q26.
Which of the following is best to sterilize heat labile solutions?
Discuss
Answer: (c).Membrane filtration
Q27.
The time required to kill 90% of the microorganisms in a sample at a specific temperature is the
Discuss
Answer: (d).D value
Q28.
Which of the following is best used for long term storage of microbial samples when carried out properly?
Discuss
Answer: (b).Storage in a freezer at ultra low temperatures (-70°C)
Q29.
Which of the following is not a disinfectant containing a heavy metal?
Discuss
Answer: (d).Chlorine
Q30.
Which is the most important surface active disinfectants?
Discuss
Answer: (b).Cationic compounds