Jackson's memorial service' value $2000 answer a turtle round Double Jeopardy! Show_number 4288 category POTENT POTABLES air_date 1999-10-27 question 'Porpoises don't need nitrogen fertilizers' value $800 answer Bill Moyers round Jeopardy! Show_number 6282 category PATENTS air_date 2007-06-14 question 'Baltimore writer who died in.