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This section includes 14 Mcqs, each offering curated multiple-choice questions to sharpen your Microbiology knowledge and support exam preparation. Choose a topic below to get started.
1. |
Which type of force drives the flagellar motion? |
A. | Protonmotive force |
B. | ATP driven |
C. | Protonmotive and ATP driven |
D. | No protonmotive nor ATP driven |
Answer» B. ATP driven | |
2. |
When a bacteria swim towards a chemical, it is termed as__________ |
A. | positive chemotaxis |
B. | phototaxis |
C. | negative chemotaxis |
D. | magnetotaxis |
Answer» B. phototaxis | |
3. |
F pilus has a major role as ___________ |
A. | motility of the cell |
B. | port of entry of genetic material during mating |
C. | attachment to host cell |
D. | human infection |
Answer» C. attachment to host cell | |
4. |
The L Ring in Gram-Negative bacterium flagella is associated with _________ |
A. | Peptidogycan |
B. | Outer Membrane |
C. | Cytoplasmic Membrane |
D. | Cell Membrane |
Answer» C. Cytoplasmic Membrane | |
5. |
Bacteria having clusters of flagella at both poles of cells are known as? |
A. | Lophotrichous |
B. | Peritrichous |
C. | Amphitrichous |
D. | Monotrichous |
Answer» D. Monotrichous | |
6. |
WHICH_TYPE_OF_FORCE_DRIVES_THE_FLAGELLAR_MOTION??$ |
A. | Protonmotive force |
B. | ATP driven |
C. | Protonmotive and ATP driven |
D. | No protonmotive nor ATP driven |
Answer» B. ATP driven | |
7. |
When a bacteria swim towards a chemical, it is termed as_________? |
A. | positive chemotaxis |
B. | phototaxis |
C. | negative chemotaxis |
D. | magnetotaxis |
Answer» B. phototaxis | |
8. |
The capsule of Klebsiella pneumoniae is composed of heteropolysaccharides. |
A. | True |
B. | False |
Answer» B. False | |
9. |
Prosthecae helps in __________ |
A. | motility |
B. | nutrient absorption and attachment to surfaces |
C. | human infection |
D. | protection from environment |
Answer» C. human infection | |
10. |
F pilus has a major role as___________ |
A. | motility of the cell |
B. | port of entry of genetic material during mating |
C. | attachment to host cell |
D. | human infection |
Answer» C. attachment to host cell | |
11. |
Which among the following acts as a transport protein for protons in flagellar motion? |
A. | fli protein |
B. | cGMP |
C. | atp |
D. | mot protein |
Answer» E. | |
12. |
The L Ring in a Gram-Negative bacterium flagella is associated with_________ |
A. | Peptidogycan |
B. | Outer Membrane |
C. | Cytoplasmic Membrane |
D. | Cell Membrane |
Answer» C. Cytoplasmic Membrane | |
13. |
Salmonella typhi has which type of flagella arrangement? |
A. | Amphitrichous |
B. | Peritrichous |
C. | Monotrichous |
D. | Lophotrichous |
Answer» C. Monotrichous | |
14. |
Bacteria having cluster of flagella at both poles of cells are known as? |
A. | Lophotrichous |
B. | Peritrichous |
C. | Amphitrichous |
D. | Monotrichous |
Answer» D. Monotrichous | |