Ecosystem crossword

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Across
  1. 5. is a network of several connected food chains
  2. 7. Greek word which means a house
  3. 8. meaning differently nourished
  4. 10. obtain nutrition by absorbing nutrients that results from breaking down of the dead organic matter
Down
  1. 1. animals that feed on dead animal and plant materials
  2. 2. plant eating animals
  3. 3. is a large area of land with a dense growth of trees and a large variety of shrubs, bushes, grasses
  4. 4. self contained area composed of all different organisms living in it
  5. 6. self food producers
  6. 9. the living components all kinds of plants animals and microorganisms
  7. 11. a figure or a shape which continues narrowing at each level upwards finally ending as a small point