<prompt> Epidemiological features are for Japanese encephalitis include all of the following except ?The virus infects extra-human hostsMan is an incidental hostInfected pigs manifestationEpidemics have been repoed in Karnataka  <response>: Ans. is c i.e. Infected pigs manifestation o Infected pigs do not maniest any ove symptoms of illness but circulate the virus so that mosquito get infected and can transmit the virus to man. o All other options have been explained earlier. 