Across
- 3. special structures and behaviors that help an organism survive
- 6. organisms that are able to make their own food
- 7. organisms that rely on plants for food
- 10. a feeding pathway of several organisms
- 11. is all of the biomes and ecosystems on earth
- 16. consumers that eat other animals
- 18. all of the living and non living things and how they interact
- 19. a system of intersecting chains connecting an organism with what it eats and what eats it
Down
- 1. how matter is used and reused by living things
- 2. many different organisms within an ecosystem
- 4. is a number of organisms of the same species
- 5. anything that has mass or takes up space
- 8. is a chemical essential for the growth of living things (food)
- 9. is a collection of related ecosystems
- 12. consumers that eat plants
- 13. a single living thing
- 14. consumers that eat both plants and animals
- 15. the non living things
- 17. living things