The following points highlight the six major diseases caused by mosquitoes in man. The diseases are: 1. Malaria 2. Yellow Fever 3. Dengue Fever 4. Filariasis or Elephantiasis 5. Encephalitis 6. Dermatobia. Disease # 1. Malaria: Malaria is a deadly human disease. It is-transmitted by Anopheles', malaria is caused by a parasitic protozoan Plasmodium which spends part of its life [...]
In this article we will discuss about the economic importance of houseflies. Apart from their annoying habits the houseflies are carriers of organisms which cause several diseases in man. Flies feed on garbage, manure, and faeces; they also visit them for laying eggs, they pick up disease germs and then come to feed on dining tables, kitchens, restaurants, and sweetshops. [...]
The following points highlight the five stages involved in the life history of Musca Nebulo. The stages are: 1. Copulation 2. Egg-Laying 3. Egg 4. Larva 5. Pupa. Stage # 1. Copulation: The copulation takes place on earth, not in air. In breeding season which in India is from March to October in the greater part of the country, the [...]