VIBRIO, AEROMONAS AND PLESIOMONAS QUIZ

Which of the followings can be used to differentiate between classical and El Tor biotypes of Vibrio cholerae?

All of these

Sensitivity to polymyxin B

Agglutination of fowl RBCs

Sensitivity to Mukerjee's group IV phage

TRUE ANSWER : ?
YOUR ANSWER : ?

The test(s) used for the assay of cholera toxin is/are

Radioimmunoassay

Enzyme-linked immunosorbent assay

All of these

Morphological changes in Chinese hamster ovary cells

TRUE ANSWER : ?
YOUR ANSWER : ?

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

V alginolyticus

V vulnificus

All of these

Vibrio parahaemolyticus

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following biotypes of Vibrio cholerae are prevalent in India?

Classical

None of these

EI Tor

Both (a) and (b)

TRUE ANSWER : ?
YOUR ANSWER : ?

The DNA coding for the production of cholera toxin in Vibrio cholerae is on the

phage

plasmid

transposon

chromosome

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following conditions can be caused by Plesiomonas?

Septicaemia

Gastroenteritis

All of these

Cellulites

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following medium are used to differentiate the colonies of Vibrio cholerae and V parahaemolyticus?

Thiosulphate-citrate-bile-sucrose

Alkaline bile salt

All of these

MacConkey

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following toxin resembles cholera toxin?

Labile toxin of Escherichia coli

Tetanus toxin

Diphtheria toxin

Stable toxin of E. coli

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following does not cause wound infection following exposure to sea water or infected shellfish?

V. alginolyticus

Vibrio vulnificus

Aeromonas

V. cholerae

TRUE ANSWER : ?
YOUR ANSWER : ?

Acute diarrhoeal disease resembling cholera can be caused due to

All of these

V. alginolyticus

Aeromonas hydrophila

Vibrio vulnificus

TRUE ANSWER : ?
YOUR ANSWER : ?

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