Answer:
1st organism: 1. The hawk and a smaller animal 2. Eagle=hunter 3. predator-prey
2nd organism: 1. A butterfly and a flower 2. the butterfly is consuming pollen from the flower, so the butterfly is the eater, although it is only consuming the nectar, and doesn't harm the plant 3. It exemplifies mutualism because both organisms benefit
3rd organism: 1. A slug (and possibly other organic matter; its hard to tell) 2. (Possibly) the slug consuming the dead organic matter 3. The slug is a decomposer