Soil

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Across
  1. 3. Rock created from deposits at the bottom of the seas or lakes
  2. 5. A type of peat formed in areas with high rainfall and low evaporation
  3. 8. Rock formed by solidification of magma
  4. 9. The measurement of hydrogen ion concentration in a soil
  5. 11. Snow and ice accumulate in the mountain river valleys and move
Down
  1. 1. Reaction of a compound with carbonic acid
  2. 2. Liming is esstial due to this
  3. 4. Rock formed by intense heat or pressure on other rock
  4. 6. A type of force that holds water in soil
  5. 7. The mineral and organic material on the immediate surface of the earth
  6. 10. Lumbricus terrestris