Nature

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Across
  1. 2. a hole or tunnelo dug by a small animal
  2. 4. a place giving temporary protection from bad weather
  3. 6. a smallk flowerless green plant that lacks true roots
  4. 8. a part of tree which grows out from the trunk
  5. 9. a fine powdery substance
  6. 11. a small, narrow rivere
Down
  1. 1. vegetation consisting of typically short plant
  2. 3. the upper layer of earth in which plant grow
  3. 5. a woody hanging plant that hangs from tropical trees
  4. 7. a woody perennial plant
  5. 9. a way or track laid down for walking or made by continual treading
  6. 10. a flattened structure of a higher plant