CHAPETERS 9-10

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Across
  1. 2. Channel of Kolleru lake
  2. 5. producers
  3. 7. Make the Soil nitrogen-rich
  4. 8. denotes position in the food web and mode of life
  5. 9. Sparrow campaign
Down
  1. 1. Micro Irrigation Technique
  2. 3. Disease caused by Methyl mercury
  3. 4. Introduced Ecological pyramids
  4. 6. Reuse wastepaper