exam revision 3

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Across
  1. 3. what you inhale
  2. 5. two organisms working together
  3. 9. full area separated into a smaller area to estimate how much you think the total will be before calculation
  4. 16. a gas that is not dangerous till there is a large amount
  5. 17. what happens to a corpse after some time
  6. 21. hydrosphere but land
  7. 22. both organisms are benefitted
  8. 23. cannot be made used nor destroyed
  9. 24. the organism hunting
  10. 27. a population of biotic and abiotic organisms live
  11. 29. water droplets so small that they float
  12. 31. water turning to gas
  13. 32. when an organism comes into a community/ecosystem
  14. 33. where all the earths energy comes from
  15. 34. after releasing the animal taking it again
  16. 35. a organism that is not native to the ecosystem
  17. 36. an amount of the same organisms at the same time
  18. 37. when one organism is affected and the other benefits
  19. 38. an amount of different organisms at the same place at the same time
  20. 42. two organisms competing for a limited resource
  21. 44. rain
  22. 45. the science that studies living things
Down
  1. 1. this is used in a experiment and a larger amount is better hint C
  2. 2. living organisms or things that have lived
  3. 4. taking an animal in to count
  4. 6. the powerhouse of the cell
  5. 7. where all abiotic and biotic organisms are
  6. 8. the spreading of something HINT D
  7. 10. what happens when you start to breath strongly a 3 letter abbreviations
  8. 11. lack of rain
  9. 12. to much rain
  10. 13. where a biotic organism lives
  11. 14. breathing
  12. 15. a relationship between two organisms that is long term
  13. 18. what happens when smoke and chemicals are released into the atmosphere
  14. 19. what comes out of photosynthesis
  15. 20. biosphere but water
  16. 24. how the energy of the sun is soaked up
  17. 25. two organisms working together to create offspring
  18. 26. when one organism is benefitted and the other is unaffected
  19. 28. when an organism leaves an ecosystem
  20. 30. things that have and will never live
  21. 36. the organism being hunted
  22. 39. a type of organism
  23. 40. part of a leaf cell hint S
  24. 41. what is inside of the chloroplasts and is a green substance
  25. 43. a chemical reaction between oxygen and heat