| 1 |
E-Coli is a example of |
- A. Aerobic Bacterium
- B. Anaerobic Bacterium
- C. Facultative bacteria
- D. Microaerophilic bacteria
|
| 2 |
The major locomotory structures in bacteria are |
- A. Flagella
- B. Pili
- C. Both a and b
- D. None of these
|
| 3 |
The cell walls of most bacteria have a unique macromolecule called. |
- A. Techois acid
- B. Lipoprotein
- C. Peptidoglycan
- D. Polysaccharide
|
| 4 |
Bacteria without any flagella are called |
- A. Flagellate
- B. Atrichous
- C. Monotrichous
- D. Amphitrichaus
|
| 5 |
Spirochete is a bacterium. |
- A. Aerobic
- B. Anaerobic
- C. Facultative
- D. Microaerophilic
|
| 6 |
Bacterial pathogenicity is due to. |
- A. Cell wall
- B. Capsule
- C. Slime
- D. Cell envelope
|
| 7 |
Bacterial membrane differs from eukaryotic membrane in |
- A. Lacking protein
- B. Lacking lipids
- C. Lacking polysaccharides
- D. Lacking sterol i.e. cholesterol
|
| 8 |
Pasteur's main achievements are the development of vaccines for diseases |
- A. Cholera, rabies only
- B. Anthrax, rabies only
- C. Anthrax, fowl cholera and rabies
- D. None of the above
|
| 9 |
Plasmid is |
- A. Essential for bacterial growth and metabolism
- B. Drug resistant having disease and insect resistant gene
- C. Essential for bacterial growth only
- D. All of above
|
| 10 |
Cysts are dormant, thick, walled, desiccation resistant forms and develop during. |
- A. Late stage of cell growth
- B. Differentiation of vegetative cells
- C. Differentiation of reproductive cells
- D. During conjugation
|