1.Which is a example of an abiotic factor in an ecosystem A.Animals B.Decomposer C.Swamp D.Zoo 2.Which of the following is NOT found in the tropical rainforests? A.ilang-ilang B.Ferns C.Wild pigs D.Shark 3.What is not found in the coral reef ecosystem? A.Coral reef B.Corals C.Fish D.Trees