Tag Archives | Arthropods

Parasitic Adaptations of Helminths | Parasitology

The following points highlight the four main parasitic adaptations of helminths. The adaptations are: 1. Morphological Adaptations 2. Physiological Adaptations 3. Life Cycle Adaptations 4. Immunological Adaptations. 1. Morphological Adaptations: The Helminths, though are of lower grade of organisms, show structural modifications or adaptations along two lines: (a) Degeneration or loss of organs or systems; (b) Attainment of new organs. [...]

By |2016-11-05T04:14:16+00:00November 5, 2016|Arthropods|Comments Off on Parasitic Adaptations of Helminths | Parasitology

Life History of Mosquito (With Diagram)

In the life history of mosquito there are four stages namely—egg, larva, pupa and imago or adult. (a) Egg: After sexual union the female mosquito lays about 200-400 fertilised eggs in shallow stagnant water. The eggs of Anopheles and Aedes float separately in the water, but the eggs of Culex remain together and float as a single unit. The individual [...]

By |2016-11-05T04:14:12+00:00November 5, 2016|Arthropods|Comments Off on Life History of Mosquito (With Diagram)

6 Major Diseases Caused by Mosquitoes

The following points highlight the six major diseases caused by mosquitoes. The diseases are: 1. Malaria 2. Filariasis or Elephantiasis 3. Encephalities 4. Dermatobia 5. Dengue 6. Dengue Haemorrhagic Fever. Disease # 1. Malaria: Malarial fever is a serious disease of man which is created by protozoan endoparasite known as Plasmodium. The malarial disease in man is caused by the [...]

By |2016-11-05T04:14:11+00:00November 5, 2016|Mosquitoes|Comments Off on 6 Major Diseases Caused by Mosquitoes
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