Matching Pairs Ecosystems VocabularyOnline version Food Chains, Food Webs by Melinda Adams 1 Biotic 2 Host 3 Abiotic 4 Prey 5 Consumer 6 Parasite 7 Decomposer 8 Producer 9 Ecosystem 10 Predator A community of interacting organisms and their environment Living factors in the environment Animal that hunts and eats another animal Organism that lives in or on another organism and benefits by receiving nutrients from the host Create their own food through the process of photosynthesis Animal that gets eaten by a predator Non-living factors in the environments Animal that eats plants or other organisms Organisms that break down dead plants and animals A host is an organism that supports a parasite. Sometimes the host is harmed by the parasite, and sometimes the relationship is neutral. But the host never benefits from the arrangement.