Across
- 3. the practice of living as a parasite in or on another organism
- 5. exclusion principle / two different species cannot occupy the same niche at the same time
- 8. a mutually beneficial relationship between different groups
- 9. the eating of plants
- 10. the preying of one animal on others
- 11. symbiosis that is beneficial to both organisms involved
- 12. a position taken by a kind of organism
Down
- 1. a natural environment of an organism
- 2. an association between two organisms in which one benefits and the other derives neither benefit nor harm
- 4. species a species on which other species depend on
- 6. stock or supply of something
- 7. an ability to stand something