Across
- 3. - Species found in one location
- 5. - Marine organism that builds reefs
- 10. - Related to the sea or ocean
- 11. - Upper layer of earth where plants grow
- 12. - Community of living organisms in conjunction with the environment
- 14. - Medicines that combat bacteria
- 17. - Related to water environments
- 18. - Distinct group of organisms
- 20. - Structures formed by the growth of coral
- 22. - Animals with a backbone
- 23. - Areas with high biodiversity and threatened species
- 24. - Benefits provided by ecosystems (e.g., water purification)
Down
- 1. - Multicellular organisms that consume organic matter
- 2. - Microorganisms that include yeasts, molds, and mushrooms
- 4. - Microscopic living organisms, like bacteria
- 6. - Dense, tropical forests with high biodiversity
- 7. - Living organisms that typically produce their own food via photosynthesis
- 8. - Units of heredity passed down from parents
- 9. - Type of plants that produce flowers
- 13. - Variety of life on Earth
- 15. - Largest group of invertebrates
- 16. - Single-celled microorganisms
- 19. - Substances used for medical treatment
- 21. - Aquatic vertebrates with gills