Matching Pairs Biotic and Abiotic Factors (D)Online version Please, connect the concept with the correspondent image. by Marinela V L 1 River: Aquatic ecosystem 2 Forest: Land ecosystem 3 Rocks: Abiotic factor 4 Butterfly: Biotic factor 5 Bear: Biotic Factor 6 Clouds: Abiotic factor 7 Water: Abiotic factor 8 Sea: Aquatic ecosystem 9 Shore: Mixed ecosystem 10 Desert: Land ecosystem 11 Bird: Biotic factor