Bacterial species which is protective or beneficial to the host is_______________?

Related Mcqs:

The genetic ability of a bacterium to grow in the presence of several antibiotics is passed in vivo from one bacterium to another by_____________?

A. Conjugation B. Rarefaction C. Transduction D. Transformation...

Drumstick appearance is seen in______________?

A. Cl. tetani B. Cl. tetanomorphum C. Cl. sphenoids D. All of the above...

All are true about bordetella pertussis except______________?

A. Most common cause is B. Petrussis B. It may occur in children and young adult after vaccination C. Bacteria culture from nasopharyngeal swab is the definitive diagnosis D. Presence of antibodies in serum in diagnostic of the disease...

Encapsulation in bacteria helps in__________________?

A. Spore formation B. Decreased virulence C. Prevent their phagocytosis D. Oxygen effect...

Erysipelas is caused by________________?

A. Group B staphylococci B. Group A steptococci C. Gonococci D. Pneumococci...