290 1. Ecological Relationships: Fill in the appropriate box to each of the organism. 280 Organism A (Host) Organism B (Benefits) Interaction 1. ants & aphids 2. ferns on a tree trunk 3. insect larva on leaf of a tree 4. cat & mouse 5. plants & weeds Relationship mutualism commensalism parasitism predation competition II. Classification: Given the following living organisms below, classify them by placing them in the right column. alga bacteria house flies cockroaches human chicken plants fungi shark goat Producer Herbivore Carnivore Omnivore Scavenger Decomposer​