<prompt> Cyclops play an impoant role in the transmission of:TyphoidYellow feverDracunculiasisAncylostomiasis  <response>: Guinea Worm Causative agent: Dracunculus medinensis. Mode of transmission: consumption of water containing Cyclops harbouring infective stage of parasite - Hence option-3 is the answer. Type of disease: water-based disease. Type of biological transmission: Cyclo development transmission. India ceified for elimination of guineaworm : Feb 2000. 