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Microbiology Objective Questions { Vibrio, Aeromonas and Plesiomonas }



1.  Which of the following medium are used to differentiate the colonies of Vibrio cholerae and V parahaemolyticus?
A.Alkaline bile salt
B.Thiosulphate-citrate-bile-sucrose
C.MacConkey
D.All of the above
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2. Which of the followings can be used to differentiate between classical and El Tor biotypes of Vibrio cholerae?
A.Sensitivity to Mukerjee's group IV phage
B.Agglutination of fowl RBCs
C.Sensitivity to polymyxin B
D.All of these
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3.  Which of the following biotypes of Vibrio cholerae are prevalent in India?
A.EI Tor
B.Classical
C.Both (a) and (b)
D.None of these
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4. Which of the following bacteria is associated with food poisoning due to consumption of sea fish?
A.Vibrio parahaemolyticus
B.V alginolyticus
C.V vulnificus
D.All of these
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5. Which of the following conditions can be caused by Plesiomonas?
A.Septicaemia
B.Gastroenteritis
C.Cellulites
D.All of these
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6. Acute diarrhoeal disease resembling cholera can be caused due to
A.Aeromonas hydrophila
B.Vibrio vulnificus
C.V. alginolyticus
D.All of these
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7. The transport medium for Vibrio cholerae can be
A.Venkatraman-Ramakrishnan medium
B.Selenite F broth
C.Tetrathionate broth
D.Nutrient broth
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