<prompt> High environmental temperature, best step for malaria control-Remove breeding placeFull sleeve clothIndoor insecticideEarly treatment  <response>: 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 controlsource reductionChemical controlLarvicidal agentsBiological 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 breedingEmploys usage of chemical insecticides that act as larvicidesi. Mineral oilsii Paris green copper aceto- arseniteiiiSynthetic insecticidesy Fenthiony Chlorpvrfosy AbateEmploys usage of small fish that feed on mosquito larvae Gambusia affinis Lebister reticulatus 