Question

why is necessary to use pesticides in your proper manner​

Answer 1

Pesticides are reused to prevent pests and other organisms from destroying the crop

Answer 2

if pesticides are not used in a proper manner it may be come hazard to the crop and it may even lead to crop failures because if pesticide is in more quantity the crop may die and we will not get the properexpected yeild and if the run of water from the crops go to any village Lake they will be polluted