A) Xenopsylla cheopis
B) Anopheles mosquito
C) Bacillus pestis
D) Pediculus humanus
Correct Answer: A
Solution :
plague is essentially a disease of the rats, and is one of nature's methods of periodically reducing the rat population. Man is affected incidentally. The disease is caused by a rod-shaped, non-motile Bacillus, Pasteurella pestis and it is carried by a rat to rat by rat fleas, chiefly Xenopsylla cheopis. Its incubation period is 2-6 days. The disease is characterized by high fever, prostration and painful bubo (enlargement) of lymph nodes.
You need to login to perform this action.
You will be redirected in
3 sec
