Across
- 3. creates their own energy
- 5. eats animals
- 9. a species that grows after a primary succession
- 10. if something bad happens in an environment and plants grow back after it
- 12. if both species benefit in a relation ship
- 15. the amount of people a population can hold
- 16. only eats plants
Down
- 1. an amount of one species
- 2. eats things to gain energy
- 4. eats plants and animals
- 6. a specific organism
- 7. something that limits the amount of organisms in a population to increase
- 8. one organism hunting another
- 11. an amount of multiple species
- 13. changes in an organism in order to survive
- 14. eats dead organisms
- 17. biotic and abiotic factors interacting