Across
- 4. growth Population growth that is constrained by biotic or abiotic factors such as competition or nutrients
- 7. A non-living component of the environment
- 9. level Each of the steps in a food chain
- 11. resources An essential factor whose short supply limits the growth of a population
- 12. Organisms that live in the water column,away from the bottom
- 14. growth Unrestricted population growth where the population grows at a faster rate with each successive generation
- 15. The bottom below 6,000m
- 17. The pelagic environment above the continental shelf
- 18. Organisms that live on the bottom
Down
- 1. The total mass of living organisms
- 2. exclusion The elimination of one species by another as a result of competition
- 3. A living component of an environment
- 5. The bottom between the shelf break and a depth of 1,000m to 4,000m
- 6. The study of the interactions between organisms and their environment
- 8. Relating to or denoting the depths or bed of the ocean, especially between about 10,000 and 20,000
- 10. The pelagic environment beyond the shelf break
- 13. capacity The maximum population size that can be sustained by available
- 16. partitioning The sharing of resources by specialization