The vaccine for Japanese Encephalitis is?
A. Live (mutant) vaccine
B. Killed vaccine
C. Live (attenuated) vaccine
D. Live (recombinant) vaccine
Which of the following is a human RNA virus?
A. Parvovirus
B. Picornavirus
C. Papovavirus
D. Poxvirus
All are true regarding superantigens except?
A. Activate very large numbers of B cells
B. Bind outside the antibody binding groove
C. Are medium sized proteins
D. Cause release of cytokines
Which of the following is an intermediate level disinfectant?
A. Glutaraldehyde
B. Quaternary ammonium compound
C. Hydrogen peroxide
D. Iodophors
The best culture medium for primary isolation of H. influenzae is?
A. Chocolate agar
B. Fildes’ agar
C. Levinthal’s medium
D. Nutrient agar
Which of the following is true regarding anthracoid bacilli?
A. No growth in penicillin agar
B. Growth inhibited by chloral hydrate
C. Not susceptible to gamma phage
D. No growth at 45 degree celsius
Endemic relapsing fever is caused by all except?
A. Borrelia duttonii
B. Borrelia hermsii
C. Borrelia parkeri
D. Borrelia recurrentis
Brazilian purpuric fever is caused by?
A. Haemophilus haemolyticus
B. Haemophilus aphrophilus
C. Haemophilus aegyptius
D. Haemophilus parainfluenzae
Which of the following gastroenteritis viruses can spread by air?
A. Sapovirus
B. Rotavirus
C. Norovirus
D. Astrovirus