High environmental temperature, best step for malaria control-
Correct Answer: Remove breeding place
Description: Ans. is 'a' i.e., Remove breeding place "The most important step in reducing number of mosquitoes is to eliminate their breeding places "..............ParkAntilarval MeasuresEnvironmental control(source reduction)Chemical control(Larvicidal agents)Biological controlThe most important step in reducing number of mosquitoes is to eliminate their breeding places.Methods include :a) Minor engineering methodsy Levellingy Fillingy Drainage of breeding placesb) Water management:y Intermittent irrigationy Changing salinity of water (making water unsuitable for mosquito breeding)Employs usage of chemical insecticides that act as larvicides]i.) Mineral oilsii) Paris green (copper aceto- arsenite)iii)Synthetic insecticidesy Fenthiony Chlorpvrfosy AbateEmploys usage of small fish that feed on mosquito larvae# Gambusia affinis# Lebister reticulatus
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