Multiple choice Which of the following sets is of non -biodegradable insecticide? Dieldrin, Permethrin and Aldrin Aldrin, Dieldrin and BHC Parathion, Malathion and Methoxychlor Malathion, BHC and Methoxychlor DDT, BHC and Parathion Reveal answer Fill a bubble to check yourself B Correct answer Explanation This option is correct because aldrin, dieldrin and BHC are nonbiodegradable insecticides.