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

2. Which of the following 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

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

4. Which of the following bacteria is associated with food poisoning due to the consumption of sea fish?

A. Vibrio parahaemolyticus
B. V alginolyticus
C. V vulnificus
D. All of these

5. Which of the following conditions can be caused by Plesiomonas?

A. Septicaemia
B. Gastroenteritis
C. Cellulitis
D. All of these