3: Ecosystems

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Across
  1. 3. living component of earth
  2. 4. the outer part of a planet
  3. 5. part of earth that lies beneath the crust and above the central core
  4. 9. nonliving component of the earth
  5. 11. a set of organisms interacting with one another and with their nonliving environment
  6. 13. organisms which eat both plants and animals
  7. 17. intensely hot part of the earth
  8. 18. multicellular organisms
  9. 19. self-feeders
  10. 21. meat eater
  11. 22. populations of different species living and interacting in a particular place
  12. 24. fundamental structural and functional unit of life
  13. 25. biological diversity
Down
  1. 1. the third building block of matter
  2. 2. microorganisms
  3. 6. most basic building block of matter
  4. 7. crust, mantle, core
  5. 8. universal solvent
  6. 9. another term for producers
  7. 10. a key subfield of environmental science
  8. 12. parts of the earth's air, water, and soil where life is found
  9. 14. dead bodies
  10. 15. group of individuals of the same species living in a particular place
  11. 16. unicellular organisms
  12. 20. a biome with thick growth of trees and bushes that covers a large area
  13. 23. ability to do work or transfer energy