Across
- 2. Microorganism that change complex substances.
- 4. It is the relationship between a prey and a predator.
- 5. Relationships among living organism where they obtain their foods by living together.
- 6. In this relationship, both organisms benefit from the relationship.
Down
- 1. A relationship where an organism benefits from another without harming it.
- 3. A kind of hunter-prey relationship between a parasite and a host.