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Clostridium MCQ Questions & Answers

Clostridium MCQs : This section focuses on the "Clostridium". These Multiple Choice Questions (MCQs) should be practiced to improve the Clostridium skills required for various interviews (campus interview, walk-in interview, company interview), placement, entrance exam and other competitive examinations.




Question 1

Food poisoning strains of Clostridium perfringens belong to

A. type A
B. type B
C. type C
D. type D

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Question 2

Which of the following types of Clostridium perfringens produces alpha toxin most abundantly?

A. Type A
B. Type B
C. Type C
D. Type D

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Question 3

Blackening of meat in cooked meat broth is through

A. C histolyticum
B. C perfringens
C. C tetani
D. All of the above

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Question 4

Nagler's reaction is useful for the identification of

A. C tetani
B. C perfringens
C. C botulinum
D. C difficile

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Question 5

Clostridium botulinum food poisoning is due to

A. invasion of bacteria in the intestine
B. preformed toxin
C. Both A and B
D. None of these

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Question 6

The most toxic exotoxin is

A. tetanus toxin
B. diphtheria toxin
C. botulinum toxin
D. cholera toxin

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Question 7

Types of exotoxin, most commonly associated with botulism in man, is/are?

A. Type A
B. Type B
C. Type E
D. All of these

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Question 8

Which of the following properties are the characteristics of tetanospasmin?

A. It is a heat-labile protein
B. It is a neurotoxin
C. It can be toxoided
D. All of the above

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Question 9

Which of the following(s) is/are obligate anaeorbes?

A. C septicum
B. C novyi
C. C tetani
D. All of these

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Question 10

Which of the following species of Clostridium is predominantly sacchrolytic?

A. C septicum
B. C perfringens
C. C novyi
D. All of these

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Question 11

Clostridium botulinum food poisoning is due to

A. invasion of bacteria in the intestine
B. preformed toxin
C. both (a) and (b)
D. none of the above

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Question 12

Which of the following is predominantly proteolytic?

A. C. sporogenes
B. C. histolyticum
C. Both A and B
D. C. speticum

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Question 13

Which of the following is predominantly proteolytic?

A. C. sporogenes
B. C. histolyticum
C. Both (a) and (b)
D. C. speticum

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Question 14

Typical drumstick appearance of bacilli is generally seen in

A. C perfringens
B. C botulinum
C. C tetani
D. C histolyticum

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Question 15

Reddening of meat in cooked meat broth is produced by

A. C tetani
B. C histolyticum
C. Clostridium perfringens
D. C sporogenes

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Question 16

Which of the following species of Clostridium is predominantly sacchrolytic?

A. C septicum
B. C perfringens
C. C novyi
D. All of the above

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Question 17

Which of the following(s) is/are obligate anaeorbes?

A. C septicum
B. C novyi
C. C tetani
D. All of the above

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Question 18

Blackening of meat in cooked meat broth is through

A. C histolyticum
B. C perfringens
C. C tetani
D. all of these

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Question 19

Which of the following properties are the characteristics of tetanospasmin?

A. It is a heat-labile protein
B. It is a neurotoxin
C. It can be toxoided
D. All of these

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Question 20

Types of exotoxin, most commonly associated with botulism in man, is/are?

A. Type A
B. Type B
C. Type E
D. All of the above

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Question 21

Stormy clot reaction is useful in identification of

A. C tetani
B. C botulinum
C. C perfringens
D. C difficile

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Question 22

Drumstick appearance is characteristic of

A. C tetanomorphum
B. C tetani
C. C sphenoides
D. all of these

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Question 23

Drumstick appearance is characteristic of

A. C tetanomorphum
B. C tetani
C. C sphenoides
D. All of the above

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