Organisms and their environment

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Across
  1. 5. – Organisms that break down dead material.
  2. 6. chain – A sequence showing who eats whom in an ecosystem.
  3. 8. – The process of burning something to release energy.
  4. 10. – The living parts of an environment.
  5. 11. – An animal that eats both plants and animals.
  6. 14. – A group of the same species living in an area.
  7. 15. – The planet we live on.
  8. 17. – Organisms that feed on dead matter using external digestion.
  9. 19. pyramid – A diagram showing energy levels in a food chain.
  10. 20. – An animal that eats only other animals.
  11. 21. – The total mass of living organisms in an area.
  12. 22. – All the different organisms living together in an area.
  13. 24. – The surroundings where an organism lives.
  14. 26. – All parts of Earth where life exists.
Down
  1. 1. web – A network of connected food chains.
  2. 2. – Organisms that get food by consuming others.
  3. 3. – The study of how organisms interact with each other and their environment.
  4. 4. – All the water on Earth.
  5. 7. – Organisms that produce their own food using sunlight.
  6. 9. – The non-living parts of an environment.
  7. 12. – A group of organisms that can breed together.
  8. 13. – An organism that eats other organisms.
  9. 16. – A living thing.
  10. 18. – An animal that eats only plants.
  11. 19. – A community of living things interacting with non-living things.
  12. 23. levels – The positions organisms occupy in a food chain.
  13. 25. – An organism that makes its own food.