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Microbiology - Spirochacter and Enterobacteriaceac

Exercise : Spirochacter and Enterobacteriaceac - Section 1
  • Spirochacter and Enterobacteriaceac - Section 1
26.
Which of the following determine the pathogenicity of Yersinia pestis?
V and W antigens
F1 envelope antigen
Production of pigmented colonies on haemin containing media
All of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
27.
Enterobacter can be differentiated from Klebsiella by
ornithine positivity
motility
both (a) and (b)
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
28.
In Yersinia pestis, capsule is best demonstrated in cultures grown at
25°C
29°C
37°C
45°C
Answer: Option
Explanation:
No answer description is available. Let's discuss.
29.
Which of the following can readily kill Salmonellae?
Moist heat at 55°C for 20 min
Moist heat at 55°C for 10 min
Moist heat at 55°C for 30 min
Moist heat at 55°C for 1 hr
Answer: Option
Explanation:
No answer description is available. Let's discuss.
30.
Traveller's diarrhea is caused by
enteropathogenic Escherichia coli (EPEC)
entero invasive E. coli (EIEC)
entero toxigenic E. coli (ETEC)
entero haemorrhagic E. coli (EHEC)
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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