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Microbiology(General Knowledge > General Science ) Questions and Answers
Home
Topic
General Knowledge
General Science
Microbiology
Question 1.
Prokaryotic and eukaryotic cells have many differences, but they also share some common features
Golgi bodies
mitochondria
ribosomes
nucleus
Explanation:-
Answer: Option C. ->
ribosomes
Question 2.
A slippery outer covering in some bacteria that protects them from phagocytosis by host cells is
cell wall
capsule
peptidoglycan
Teichoic acid
Explanation:-
Answer: Option B. ->
capsule
Question 3.
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
Explanation:-
Answer: Option C. ->
demonstrate that disease is caused by microorganisms
Question 4.
Bacteria come in all of the following shapes EXCEPT which?
spiral
rod-like
rectangular
spherical
Explanation:-
Answer: Option C. ->
rectangular
Question 5.
Aeromicrobiology refers to
Study of living microbes
study of Algae
Study of living microbes which are suspended in the air
none of the above
Explanation:-
Answer: Option C. ->
Study of living microbes which are suspended in the air
Question 6.
What is ring worm caused by?
Virus
Bacteria
Fungi
Parasite
Explanation:-
Answer: Option C. ->
Fungi
Question 7.
In electron microscope, what material is used as an objective lens?
Magnetic coils
Superfine glass
Electrons
Aluminium foils
Explanation:-
Answer: Option A. ->
Magnetic coils
Question 8.
Most bacteria are
Harmful
Helpful
Begnin
Cancer
Explanation:-
Answer: Option B. ->
Helpful
Question 9.
Why is Taq used in PCR?
It is a specific DNA Primer
It is a heat stable polymerase
It is specific to the target probe
It does not need a cofactor
Explanation:-
Answer: Option B. ->
It is a heat stable polymerase
Question 10.
What is the backbone of DNA made of?
Glucose and Nitrogen
Deoxyribose and Nitrogen
Deoxyribose and Phosphate
Deoxyribose and Sulfate
Explanation:-
Answer: Option C. ->
Deoxyribose and Phosphate
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