Across
- 1. the total number of individuals in a specific area
- 3. what surrounds us
- 6. an animal (or plant) that eats other animals for nutrition
- 9. he non-living physical and chemical elements in an ecosystem
- 10. a linear sequence showing how energy and nutrients move through an ecosystem
- 14. the struggle between organisms for limited, essential resources like food, water, sunlight, shelter, or mates
- 15. a complex, interconnected diagram showing feeding relationships and energy flow between different organisms in an ecosystem
- 16. an organism, that feeds directly on producers in an ecosystem
- 17. any individual living entity
Down
- 2. an animal that eats both plants and other animals
- 4. a fundamental group of living organisms
- 5. any resource or condition in an environment that restricts growth
- 7. the maximum population that a given area can sustain
- 8. an organism that creates its own food, usually from sunlight
- 11. the living components within an ecosystem
- 12. an animal that gets its energy and nutrients by eating only plants
- 13. a community of organisms