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Mycobacterium problems

  • 1. Eugonic growth on Lowenstein-Jensen medium is produced by

  • Options
  • A. M bovis
  • B. Mycobacterium tuberculosis
  • C. Both (a) and (b)
  • D. None of the above
    • Discuss
  • 2. Members of the genus Mycobacterium are

  • Options
  • A. gram-positive
  • B. acid-fast
  • C. non-motile
  • D. all of these
    • Discuss
  • 3. The bacteria which cause(s) tuberculosis in man is/are

  • Options
  • A. M bovis
  • B. Mycobacterium tuberculosis
  • C. M africanum
  • D. All of these
    • Discuss
  • 4. The causative agent of Buruli ulcer is

  • Options
  • A. M chelonei
  • B. M marinum
  • C. M fortuitum
  • D. M ulcerarts
    • Discuss
  • 5. Which of the following species of Mycobacterium is positive for nitrate reduction test?

  • Options
  • A. M chelonei
  • B. M fortuitum
  • C. Mycobacterium tuberculosis
  • D. All of these
    • Discuss
  • 6. Example of a Saprophytic bacteria is

  • Options
  • A. M xenopi
  • B. Msmegmatis
  • C. Mycobacterium chelonei
  • D. M marinum
    • Discuss
  • 7. Rough and buff colonies on LJ medium are characteristic of

  • Options
  • A. M chelonei
  • B. M bovis
  • C. Mycobacterium tuberculosis
  • D. M fortuitum
    • Discuss
  • 8. Culture of tubercle bacilli may be positive if number of bacteria in the specimen is

  • Options
  • A. as few as 1-4 per ml
  • B. as few as 5-9 per ml
  • C. as few as 10-100 per ml
  • D. as few as 125-200 per ml
    • Discuss
  • 9. Which of the following bacteria is sensitive to pyrazinamide?

  • Options
  • A. Mycobacterium tuberculosis
  • B. M bovis
  • C. M fortuitum
  • D. None of these
    • Discuss
  • 10. Which of the following bacteria is susceptible to thiophen-2-carboxylic acid hydrazide?

  • Options
  • A. M bovis
  • B. Mycobacterium tuberculosis
  • C. M chelonei
  • D. M fortuitum
    • Discuss

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