31. | Surface texture of strains are related to virulence. |
a. | True |
b. | False |
c. | May be |
d. | Can't say |
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Answer: (a).True
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32. | What is the color of colonies of Staphylococcus aureus? |
a. | Pink |
b. | Red |
c. | Violet |
d. | Gold |
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Answer: (d).Gold
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33. | Pyoverdin is which type of pigment? |
a. | water-insoluble pigment |
b. | water-soluble pigment |
c. | fluorescent pigment |
d. | sparingly water-soluble pigment |
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Answer: (c).fluorescent pigment
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34. | Growth in broth cultures occurs mainly in the form of __________ |
a. | slightly turbid |
b. | heavy surface pellicle |
c. | sediment |
d. | viscous |
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Answer: (b).heavy surface pellicle
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35. | Which bacteria among the following produces a water-insoluble pigment? |
a. | Mycobacterium kansasii |
b. | Pseudomonas aeruginosa |
c. | Chromobacterium violaceum |
d. | Pseudomonas chlororaphis |
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Answer: (c).Chromobacterium violaceum
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