Across
- 3. a living organism
- 7. organisms that make their own food from sunlight and/or chemical.
- 8. both organisms benefit and sometimes neither species can survive without each other.
- 9. a place where interactions between biotic and abiotic things occur.
Down
- 1. who eats both meat and plants.
- 2. the one who eats tertiary consumers.
- 4. one species benefits and the other is neither helped nor harmed.
- 5. one species benefits and another is harmed.
- 6. is the sequence of who eats whom in a biological comunity to obtain nutrition.
- 9. studying the relationships between living organism and their environment. (ecosystem)