<prompt> What are fly belts?Insecticide impregnated belts to ward off tse tse fliesRegions infested with tse tse fliesSticky paper strips to catch fliesNone of the above  <response>: Regions of Africa are ravaged by tse tse flies. Such regions infested with flies are known as fly belts. Chapter: Environment and health Ref: Park 21st edition page: 716 