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MCQs

Total Questions : 31 | Page 2 of 4 pages
Question 11. Blackening of meat in cooked meat broth is through
  1.    C tetani
  2.    C perfringens
  3.    C histolyticum
  4.    all of these
 Discuss Question
Answer: Option C. -> C histolyticum
Question 12. Drumstick appearance is characteristic of
  1.    C tetani
  2.    all of these
  3.    C sphenoides
  4.    C tetanomorphum
 Discuss Question
Answer: Option B. -> all of these
Question 13. Typical drumstick appearance of bacilli is generally seen in
  1.    C tetani
  2.    C botulinum
  3.    C perfringens
  4.    C histolyticum
 Discuss Question
Answer: Option A. -> C tetani
Question 14. Which of the following(s) is/are obligate anaeorbes?
  1.    C tetani
  2.    All of these
  3.    C novyi
  4.    C septicum
 Discuss Question
Answer: Option B. -> All of these
Question 15. Clostridium botulinum food poisoning is due to
  1.    invasion of bacteria in the intestine
  2.    None of these
  3.    both (a) and (b)
  4.    preformed toxin
 Discuss Question
Answer: Option D. -> preformed toxin
Question 16.  Which of the following types of Clostridium perfringens produces alpha toxin most abundantly?
  1.    Type A
  2.    Type B
  3.    Type C
  4.    Type D
 Discuss Question
Answer: Option A. -> Type A
Question 17.  Nagler's reaction is useful for the identification of
  1.    C tetani
  2.    C perfringens
  3.    C botulinum
  4.    C difficile
 Discuss Question
Answer: Option B. -> C perfringens
Question 18.  The most toxic exotoxin is
  1.    tetanus toxin
  2.    diphtheria toxin
  3.    botulinum toxin
  4.    cholera toxin
 Discuss Question
Answer: Option C. -> botulinum toxin
Question 19.  Types of exotoxin, most commonly associated with botulism in man, is/are?
  1.    Type A
  2.    Type B
  3.    Type E
  4.    All of these
 Discuss Question
Answer: Option D. -> All of these
Question 20.  Which of the following species of Clostridium is predominantly sacchrolytic?
  1.    C septicum
  2.    C perfringens
  3.    C novyi
  4.    All of these
 Discuss Question
Answer: Option D. -> All of these

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