Spirochacter and Enterobacteriaceac – Section 1

16. Transmission of the pneumonic plague from man to man is through

A. inoculation
B. ingestion
C. droplet infection
D. all of these

Correct Answer: C. droplet infection

17. Which of the following genus belongs to family Spirochaetaceae?

A. Treponema
B. Spirochaeta
C. Borrelia
D. All of these

Correct Answer: D. All of these

18. Which of the following bacteria is/are known as coliform bacilli?

A. Escherichia
B. Klebsiella
C. Enterobacter
D. All of these

Correct Answer: D. All of these

19. The agent(s) which can cause plague is/are

A. Yersinia pestis
B. Proteus mirabilis
C. Pseudomonas aeruginosa
D. All of these

Correct Answer: A. Yersinia pestis

20. Salmonellae can also be killed by

A. pasteurization
B. chlorination
C. boiling
D. all of these

Correct Answer: D. all of these

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