Description of method followed of mosquito menace
Answers
Answer:
Of all disease-transmitting insects, the mosquito is the greatest menace, spreading malaria, dengue and yellow fever, which together are responsible for several million deaths and hundreds of millions of cases every year.
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Answer:
Mosquitoes are present all over the world, except the regions near the two poles and altitudes beyond 2000 meters. Of about 3500 mosquitoes species, 100 species are capable of transmitting diseases to humans including malaria, dengue, chikungunya, yellow fever, lariasis, Japanese encephalitis, rift valley fever, and other viral encephalitis. Back in 300 B.C., itself Aristotle has documented their life cycle and metamorphic abilities in his “Historia Animalium."
Explanation:
Among the mosquito-borne diseases, majority of the morbidity and mortality are attributed to Malaria and Dengue. Currently, around 100 countries are reported to have active transmission of Malaria and Dengue. In 2012, there were an estimated 207 million malaria cases, with more than one case per 1000 population in high-risk areas and 627000 deaths due to malaria. Dengue fever aficts an estimated 100 million people per year. In the recent years, the magnitude of dengue problem has increased dramatically from just nine countries in 1970 to over 100 countries in 2012