WAEC GCE Biology Obj And Essay/Theory Solution Questions and Answer – NOV/DEC 2018 Expo Runz. Biology-Obj1ABACCCCDAD11BCBAACCDAC21ACDBDCBBCC31CABDDCBDCC41AB. Do the rest urself5a)EvaporationCondensationPrecipitationCollectionTransportation i)PH is pH meterii)Light ...