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

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

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

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Q. Acute diarrhoeal disease resembling cholera can be caused due to

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Q. The transport medium for Vibrio cholerae can be

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

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

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

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Q. The halophilic bacteria is/are

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Q. Which of the following toxin resembles cholera toxin?

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Q. The gram-negative organisms is

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Q. Catalase production is negative in which of the following?

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Q. Which of the following is a substitute for crystal violet used in gram-staining procedure?

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Q. Which of the following inference(s) indicate(s) the ability of an organism to utilize citrate as a sole source of carbon in Simmon's citrate medium?

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Q. The organisms that can be acid-fast stained is

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Q. The primary stain of Gram's method is

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Q. At what concentration of sulphuric acid, Nocardia resists decolourization?

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Q. Which of the following is commonly used as Gram's decolouriser?

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Q. Production of acetoin can be detected by which of the following tests?

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Q. The production of sufficient acid by fermentation of glucose leads to decrease in pH such that pH of the medium falls below 4.5. Which of the following test can detect it?

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