Y8 Bio

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Across
  1. 5. how suitable soil is for plant growth
  2. 8. features or traits of an organism
  3. 11. the passing of characteristics from parents to offspring
  4. 12. the breakdown of dead material
  5. 15. movement of energy through a food chain
  6. 16. an organism (usually a plant) that makes its own food
  7. 18. harmful substances released into the environment
  8. 20. the variety of different species in an area
  9. 24. protecting and preserving the environment
  10. 29. an animal that eats both plants and animals
  11. 31. the survival of organisms best adapted to their environment
  12. 34. an animal that is eaten by predators
  13. 37. how species change over time
  14. 38. an animal that eats plants
  15. 39. all the populations of different species in one area
  16. 40. how organisms rely on each other to survive
  17. 43. an animal that eats other animals
  18. 44. web, a network of interconnected food chains
  19. 46. substances added to soil to help plants grow
  20. 48. using resources without running out
Down
  1. 1. all the organisms of one species in an area
  2. 2. a period of inactivity during cold conditions
  3. 3. an animal that hunts and eats other animals
  4. 4. how much light reaches an area
  5. 6. a group of organisms that can reproduce together
  6. 7. availability, how much food is present in a habitat
  7. 8. long-term changes in Earth’s climate
  8. 9. changes, changes in conditions throughout the year
  9. 10. nutrients in soil needed by plants
  10. 13. animals that hunt others
  11. 14. units of inheritance passed from parents to offspring
  12. 17. chain, a simple sequence showing who eats whom
  13. 19. illness that can affect populations
  14. 21. how hot or cold an environment is
  15. 22. an organism that breaks down dead matter (e.g. bacteria, fungi)
  16. 23. the place where an organism lives
  17. 25. stages in a food chain
  18. 26. the surrounding conditions where organisms live
  19. 27. movement of organisms from one place to another
  20. 28. increase in Earth’s average temperature
  21. 30. a community of organisms and their environment interacting together
  22. 32. differences between individuals of the same species
  23. 33. when a species dies out completely
  24. 35. when organisms fight for the same resources
  25. 36. an organism that eats other organisms
  26. 41. rotting process by decomposers
  27. 42. the total mass of living organisms in an area
  28. 45. cutting down forests
  29. 47. a feature that helps an organism survive