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Microbiology Objective Questions { Spirochetes and Enterobacteriaceae }



15. The bacteria that is negative for fermentation of mannitol is
A.S flexneri
B.S boydii
C.S dysenteriae
D.S sonnei
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16. Transmission of pneumonic plague from man to man is through
A.inoculation
B.ingestion
C.droplet infection
D.all of these
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17. Which of the following genus belongs to family Spirochaetaceae?
A.Treponema
B.Spirochaeta
C.Borrelia
D.All of these
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18.  Which of the following bacteria is/are known as coliform bacilli?
A.Escherichia
B.Klebsiella
C.Enterobacter
D.All of these
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19. The agent(s) which can cause plague is/are
A.Yersinia pestis
B.Proteus mirabilis
C.Pseudomonas aeruginosa
D.All of these
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20. Salmonellae can also be killed by
A.pasteurisation
B.chlorination
C.boiling
D.all of these
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21. Sereny test is used for the detection of
A.enteropathogenic Escherichia coli
B.enterotoxigenic E. coli
C.enteroinvasive E. coli
D.verotoxigenic E. coli
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