Across
- 4. number of individuals of a species
- 8. different organisms living in the same environment
Down
- 1. an ecological area where an organism lives
- 2. study of tge interactions between living things and their environment
- 3. the interaction of all biotic and abiotic favtors in an environment
- 5. non-living parts of an enivronment
- 6. living parts of an enivronment
- 7. the biotic and abiotic surroundings of an organism