People's and the Earth Ecosystem
Across
- 2. Group, community
- 5. A dense forest with high rainfall, home to diverse species of plants and animals.
- 6. Earth's surface is not covered by water, providing habitat for various organisms.
- 11. Sunlight conversion, plant process
- 13. CYCLE Nutrient cycling, ecosystem processes
- 14. Air around us
- 17. Tiny particle, chemical structure
- 19. living aspect of an ecosystem.
- 20. An organism that obtains energy by consuming other organisms.
Down
- 1. Producers, self-feeders
- 3. Breathable gas, life sustainer
- 4. The force that attracts objects toward each other
- 7. Essential elements, nourishment
- 8. Air components, atmosphere
- 9. Non-living components in ecosystems.
- 10. A series of events that repeat in a predictable pattern
- 12. The study of how organisms interact with each other and their environment
- 15. The vast body of saltwater covering much of the Earth's surface.
- 16. The process by which a body of water becomes overly enriched with nutrients
- 18. Organisms whose cells have a true nucleus and membrane-bound organelles.