Cyclodevelopmental stage is seen in -
(A) propagative: The agent merely multiplies in the vector but no change in the form e.g plague bacilli in rat fleas (B) cyclopropagative : The agent changes in number and form e.g malaria parasite in the mosquito (C) cyclodevelopmental: The disease agent undergoes only developmental but no multiplication e.g microfilaria in mosquito (refer pgno:98 park 23 rd edition)
Malaria
Filaria
Plague
Cholera
Epidemiology