Bacillus problems
- 1. Ascoli's thermoprecipition test helps in confirming the laboratory diagnosis of
Options- A. tetanus
- B. anthrax
- C. typhoid
- D. cholera Discuss
Correct Answer: anthrax
- 2. McFadyean's reaction is employed for the presumptive diagnosis of
Options- A. anthrax
- B. tetanus
- C. typhoid
- D. all of these Discuss
Correct Answer: anthrax
- 3. Koch's postulates were satisfied for the first time with
Options- A. Clostridium tetani
- B. Corynebacterium diphtheriae
- C. Bacillus anthracis
- D. Salmonella typhi Discuss
Correct Answer: Bacillus anthracis
- 4. Food most often associated with emetic type of food poisoning caused by Bacillus cereus, is
Options- A. Meat
- B. Rice
- C. Milk
- D. Eggs Discuss
Correct Answer: Rice
- 5. Medusa head appearance of the colonies may be due to
Options- A. Bacillus anthracis
- B. Proteus mirabilis
- C. Clostridium tetani
- D. Pseudomonas aeruginosa Discuss
Correct Answer: Bacillus anthracis
- 6. The test(s) which can be used to differentiate anthrax bacilli from anthracoid bacilli is/are
Options- A. presence of medusa-head colony
- B. presence of capsule
- C. susceptibility to gamma phage
- D. all of these Discuss
Correct Answer: all of these
- 7. Antibodies to which of the following antigens of Bacillus anthracis are protective?
Options- A. Capsular polypeptide
- B. Somatic polysaccharide
- C. Anthrax toxin
- D. None of these Discuss
Correct Answer: Anthrax toxin
- 8. The bacteria, used to examine the efficacy of autoclave, is
Options- A. B polymyxa
- B. B brevis
- C. Bacillus stearothermophilus
- D. B megaterium Discuss
Correct Answer: Bacillus stearothermophilus
More in Microbiology:
Programming
Copyright ©CuriousTab. All rights reserved.