Which is the most prevalent sexually transmitted disease in the US?

What type of colonies are formed by Mycoplasmas on the agar plate?

The mycoplasmas require which of the following substance for growth?

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

Lyticum flagellatum is an endosymbiont carried by certain strains of __________________

L.flagellatum performs the function of synthesizing _______________

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

The cocci belonging to the family Dienococcaceae occur mainly in _______________

Among the following which is positive for coagulase test?

Streptococcus are catalase-positive.

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

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

Which of the following are mesophilic saprophytes?

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

C.perfringens is the major causative agent of __________________

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

Bacillus species cannot fix Nitrogen.

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

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

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

Brocothrix is a facultatively anaerobic genus of species.