Brucellosis can be transmitted by all of the following modes, except:: (A) Contact with infected placenta, (B) Ingestion of raw vegetables from infected farms, (C) Person to person transmission, (D) Inhalation of infected dust or aerosol
Answer is C. Ans. is 'c' i.e., Person to person transmission(Ref: Harrison, 19th/e, p. 1066 and Ananthanarayan, 9th/e, p. 339)Transmission - Contact with infected animals (Camel, sheep, goat, pigs) - Placenta, urine, milk and other discharges. Inhalation of infected dust or aerosols. Contaminated food products and ingestion of raw vegetables form infected farms.People at risk - Farmers, shepherds, goatherd, butters and abattoir workers. Man to man transmission does not occur.