A) It is the commonest cause of gas gangrene B) It is normally present in human faeces C) The principal toxin of C.perfringens is the alpha toxin D) Gas gangrene producing strains of C.perfringens produce heat resistant spores Answer (Select an option above to get the answer):
A) Leptospirosis B) Plague C) Melioidosis D) Rodent-bite fever Answer (Select an option above to get the answer):
(Single Best Answer) Question 294: A child was diagnosed to be suffering from diarrhoea due to Camplyobacter jejuni. Which of the following will be the correct enviornmental conditions of incubation of the culture plates of the stool sample ?
A) Temperature of 42°C and microaerophilic B) Temperature of 42°C and 10% carbondioxide C) Temperature of 37°C and microaerophilic D) Temperature of 37°C and 10% carbondioxide Answer (Select an option above to get the answer):
A) Fifteen serovars have been identified as human pathogens B) Mode of transmission is by the airborne bird excreta C) The cytoplasmic inclusions present in the sputum specimen are rich in glycogen D) The group specific antigen is responsible for the production of complement fixing antibodies Answer (Select an option above to get the answer):