Agriculture #1

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Across
  1. 3. a group of animals distinguished by a particular characteristic
  2. 5. unproductive
  3. 6. animal droppings used to fertile land
  4. 9. to sow seeds by throwing them over a field by hand
  5. 10. to use
  6. 11. the materials needed in an industry to make a product
  7. 13. an increase in the world's temperature
  8. 14. the science of industry
  9. 15. to feed on growing plants
Down
  1. 1. animal food
  2. 2. money used to invest in a business
  3. 4. an economy based on industry
  4. 7. a layer of gas above the Earth's surface
  5. 8. a complete change in something
  6. 12. land help to be used by everyone