Microbiology MCQ on Characteristics of Microorganisms

MN Editors


Microbiology MCQ on Characteristics of Microorganisms

1. Which one we use for the examination of microbial cells?

a) High-power microscope
b) Low-power microscope
c) High-power microscope at a magnification of about 1,000 diameters
d) Low-power microscope at a magnification of about 1,000 diameters

2. Which organisms contain Lipopolysaccharide in cell walls?

a) Gram-positive bacteria
b) Gram-negative bacteria
c) Fungi
d) Algae

3. Which microorganism(s) among the following perform photosynthesis by utilizing light?

a) Cyanobacteria
b) Fungi
c) Viruses
d) Cyanobacteria, Fungi and Viruses

4. Bdellovibrios come under which group of microorganisms?

a) Viruses
b) Bacteria
c) Fungi
d) Algae

5. Plamids are circular DNA molecules capable of autonomous replication.

a) True
b) False

6. The DNA of Klebsiella pneumonia has a moles % G+C content of?

a) 70-71
b) 50-53
c) 56-58
d) 32-35

7. The DNA molecule of microorganisms is made up of base pairs of ____

a) guanine-cytosine
b) adenine-thymine
c) adenine-cytosine
d) guanine-cytosine and adenine-thymine

8. What are the blood serum proteins produced by animals called?

a) Enzymes
b) Antibodies
c) Amino acids
d) Toxins

9. Which among the following are produced by microorganisms?

a) Fermented dairy products
b) Breads
c) Alcoholic beverages
d) Fermented dairy products, breads and alcoholic beverages

10. Growth of microbes in a solid media is identified by the formation of?

a) pellicle at the top of media
b) colonies
c) sediment at the bottom
d) turbidity

We hope you've enjoyed reading our latest blog article! We're thrilled to see the positive response it's been receiving so far. We understand that sometimes, after going through an interesting piece of content, you might have questions or want to delve deeper into the topic.

To facilitate meaningful discussions and encourage knowledge sharing, we've set up a dedicated QNA Forum page related to this specific article. If you have any questions, comments, or thoughts you'd like to share, we invite you to visit the QNA Forum.

QNA Forum Page

Feel free to ask your questions or participate in ongoing discussions. Our team of experts, as well as fellow readers, will be active on the forum to engage with you and provide insightful answers. Remember, sharing your thoughts not only helps you gain a deeper understanding but also contributes to the community's growth and learning. We look forward to hearing from you and fostering an enriching discussion. Thank you for being a part of our journey!