Q. The vector of ''break bone fever'' is

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Solution:

Dengue fever is commonly known as ''bone-breaking fever'' because of intense pain in bone joints accompanied with high fever. It is caused by a virus transmitted by species of Aedes. Yellow fever virus is also transmitted by Aedes.
Filariasis or Elephantiasis is caused in man by a blood and lymph nematode parasite? Wuchereria, transmitted from man to man by Culex. Person suffering from this disease has deformation and excessive swelling of their genital organ, hands, feets etc.
Malaria is caused by Plasmodium, which is transmitted from man to man by female Anopheles mosquito.