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
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
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
Question 4
Individuals suffering from primary atypical pneumonia have agglutinins to
A. Streptococcus MG
B. S avium
C. S mutans
D. Enterococcus faecalis
Question 5
Streptolysin O is
A. antigenic
B. oxygen-labile
C. heat-labile
D. all of these
Question 6
Streptolysin O is
A. antigenic
B. oxygen-labile
C. heat-labile
D. All of the above
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
Question 8
The bacterial sore throat is caused by
A. Staphylococcus aureus
B. Haemophilus spp
C. Streptococcus pyogenes
D. Mycoplasma pneumoniae
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
Question 10
Cell wall protein of Streptococcus pyogenes crossreacts with human
A. synovial fluid
B. cardiac valves
C. myocardium
D. vascular intima
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
Question 12
Cell wall protein of Streptococcus pyogenes crossreacts with human
A. synovial fluid
B. cardiac valves
C. myocardium
D. vascular intima
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
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
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
Question 16
Crystal violet blood agar is a selective medium for
A. β-haemolytic streptococci
B. Staphylococcus aureus
C. Corynebacterium diphtheriae
D. Mycobacterium tuberculosis