Microorganisms and Disease
The nature of the poliovirus gives for oral vaccination (satin vaccine) as part of the eradication programme is

heat killed virus
small dosage of wild-type live viruses
formalin-inactivated viruses
live attenuated strains of all three immunological types

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Microorganisms and Disease
Prontosil is

not used as an antibacterial agent
an effective antibacterial when used in in-vitro cultures
an effective antibacterial both in animals as well as in in-vitro cultures
an effective antibacterial when used in animals

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Microorganisms and Disease
Plastic implants can pose a serious nosocomial infection problem because

infected implants usually have to be surgically removed
phagocytes have trouble moving on the plastic surface
All of these
phagocytes have trouble engulfing bacteria embedded in a biofilm

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Microorganisms and Disease
Which of the following is true regarding anthrax?

Anthrax is highly contagious
Inhalation anthrax and cutaneous anthrax are caused by separate strains of Bacillus anthracis
Inhalation Anthrax requires infection with a large number of spores
Anthrax is caused by a virus

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