Q. Which of the following family of bacteria are pathogenic for citrus and other plants?

View solution

Q. Lyticum flagellatum is an endosymbiont carried by certain strains of __________________

View solution

Q. L.flagellatum performs the function of synthesizing _______________

View solution

Q. Mycoplasmas cannot give rise to walled bacterial form like L-phase variants.

View solution

Q. The cocci belonging to the family Dienococcaceae occur mainly in _______________

View solution

Q. The organisms belonging to the genus Deinococcus forms colonies of which color?

View solution

Q. The family Micrococcaceae do not exhibit any unusual resistance to gamma and ultraviolet radiation.

View solution

Q. Among the following which is positive for coagulase test?

View solution

Q. Streptococcus are catalase-positive.

View solution

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

View solution

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

View solution

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

View solution

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

View solution

Q. Which of the following are mesophilic saprophytes?

View solution

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

View solution

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

View solution

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

View solution

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

View solution

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

View solution

Q. The genus Desulfotomaculum obtain energy by anaerobic respiration.

View solution