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Streptococcus MCQ Questions & Answers

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




Question 1

Which of the following condition is non-suppurative sequelae of Streptococcus pyogenes infections?

A. Acute rheumatic fever
B. Acute glomerulonephritis
C. Erythema nodosum
D. All of the above

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Question 2

Which of the following condition is non-suppurative sequelae of Streptococcus pyogenes infections?

A. Acute rheumatic fever
B. Acute glomerulonephritis
C. Erythema nodosum
D. All of these

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Question 3

Which of the following test indicates the susceptibility to streptococcal pyrogenic exotoxin?

A. Schick test
B. Disk test
C. ASO test
D. Precipitation test

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Question 4

Individuals suffering from primary atypical pneumonia have agglutinins to

A. Streptococcus MG
B. S avium
C. S mutans
D. Enterococcus faecalis

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Question 5

Streptolysin O is

A. antigenic
B. oxygen-labile
C. heat-labile
D. all of these

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Question 6

Streptolysin O is

A. antigenic
B. oxygen-labile
C. heat-labile
D. All of the above

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Question 7

The bacteria involved in the production of dental caries is/are

A. Streptococcus mutans
B. S sanguis
C. Both (a) and (b)
D. Streptococcus pyogenes

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Question 8

The bacterial sore throat is caused by

A. Staphylococcus aureus
B. Haemophilus spp
C. Streptococcus pyogenes
D. Mycoplasma pneumoniae

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Question 9

Which of the following test(s) may establish retrospective diagnosis of streptococcal infection?

A. Anti-DNase B test
B. ASO test
C. Streptozyme test
D. All of these

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Question 10

Cell wall protein of Streptococcus pyogenes crossreacts with human

A. synovial fluid
B. cardiac valves
C. myocardium
D. vascular intima

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Question 11

Which of the following cross-reacts with cell wall carbohydrate of Streptococcus pyogenes?

A. Cardiac valves
B. Synovial fluid
C. Myocardium
D. Vascular intima

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Question 12

Cell wall protein of Streptococcus pyogenes crossreacts with human

A. synovial fluid
B. cardiac valves
C. myocardium
D. vascular intima

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Question 13

The bacteria involved in the production of dental caries is/are

A. Streptococcus mutans
B. S sanguis
C. Both A and B
D. Streptococcus pyogenes

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Question 14

Streptococcus pyogenes can be differentiated from other haemolytic Streptococci on the basis of

A. Bacitracin sensitivity
B. Erythromycin sensitivity
C. Aminoglycosides sensitivity
D. Penicillin sensitivity

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Question 15

Which of the following test(s) may establish retrospective diagnosis of streptococcal infection?

A. Anti-DNase B test
B. ASO test
C. Streptozyme test
D. All of the above

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Question 16

Crystal violet blood agar is a selective medium for

A. β-haemolytic streptococci
B. Staphylococcus aureus
C. Corynebacterium diphtheriae
D. Mycobacterium tuberculosis

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