People's and the Earth Ecosystem

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