Food :Where does it come from ?

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Across
  1. 3. sucks food
  2. 6. a spice
  3. 8. has medicinal value
  4. 9. swallows teeth
  5. 11. a dairy product
  6. 12. eaten as salads or cooked
  7. 14. required for nerve functioning
  8. 15. leaves that we eat
  9. 16. plants producers
Down
  1. 1. made by churning fresh cream
  2. 2. wide blunt teeth
  3. 3. feed on dead plants and animals
  4. 4. green pigment in leaves
  5. 5. don't hunt live animals
  6. 7. flesh eaters
  7. 10. gnaws food
  8. 11. made from curdled milk
  9. 12. several small sharp teeth
  10. 13. an omnivore