Description : Kalaazar is transmitted by – (1) tsetse fly (2) housefly (3) anopheles mosquito (4) sand fly
Last Answer : (4) sand fly Explanation: Kala-azar is a chronic and potentially fatal parasitic disease of the viscera (the internal organs, particularly the liver, spleen, bone marrow and lymph nodes) which is ... ), Africa (primarily Sudan) and South America. It is transmitted by the bite of female sandflies.