True about epidemiology of malaria -
Extrinsic incubation period 0-14 days
In india common during January to June
Man act as definitive host
Mosquito acts as definitive host
Man is the intermediate host.In india it is common from july to November .Ref.PARK'S TEXTBOOK OF PREVENTIVE AND SOCIAL MEDICINE 21st edition page no 235.
Communicable diseases