Q. Streptococcus are catalase-positive.

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Q. Which of the following species of streptococci belongs to Lancefield group N?

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Q. S.pneumoniae produces which of the following type of colonies?

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Q. Which of the following is the causative agent of dental caries?

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Q. Which of the following genus of species occurs in human feces?

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Q. Which of the following are mesophilic saprophytes?

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Q. Which of the following causes “milky disease” of Japanese beetle grubs?

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Q. Which of the following species is associated with spoilage of canned goods?

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Q. Which of the following genus of species play an active role in the decomposition of urea?

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Q. C.perfringens is the major causative agent of __________________

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Q. Which of the following Clostridium species has the ability to fix Nitrogen?

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Q. The genus Desulfotomaculum obtain energy by anaerobic respiration.

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Q. Pseudomembranous colitis is a disease of _________________

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Q. Bacillus species cannot fix Nitrogen.

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Q. Which of the following Nonspore forming Gram-positive rods show negative result for catalase test?

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Q. Which of the following is a characteristic of the genus Caryophanon?

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Q. Which of the following genus of organisms causes meningitis in adults?

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Q. Brocothrix is a facultatively anaerobic genus of species.

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Q. Volutin granules stain which colour with dilute methylene blue?

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Q. The cell walls of Corynebacterium contain mycolic acid containing ______________ carbon atoms.

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