Below Microbiology quiz are Multiple Choice Questions (MCQs) type Quiz. These Microbiology MCQ Questions helps you to refresh your Microbiology, you can see the correct option by clicking on it. .
1. The primary use of Koch postulates is to
Clearly identify and characterize a particular microorganism
Isolate microbes from diseased animals
demonstrate that disease is caused by microorganisms
develop vaccines for specific disease
2. A slippery outer covering in some bacteria that protects them from phagocytosis by host cells is
cell wall
capsule
peptidoglycan
Teichoic acid
3. Bacteria come in all of the following shapes EXCEPT which?
spiral
rod-like
rectangular
spherical
4. In electron microscope, what material is used as an objective lens?
Magnetic coils
Superfine glass
Electrons
Aluminium foils
5. What is ring worm caused by?
Virus
Bacteria
Fungi
Parasite
6. Most bacteria are
Harmful
Helpful
Begnin
Cancer
7. The bacterium that is most commonly used in genetic engineering is