Agriculture Crossword puzzle

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Across
  1. 1. any nutritious substance that people or animals eat or drink
  2. 3. a cultivated plant that is grown as food
  3. 5. the science or practice of farming, including cultivation of the soil
  4. 6. unit of reproduction, capable of developing into another such plant.
Down
  1. 1. a person who owns or manages a farm
  2. 2. the upper layer of earth in which plants grow
  3. 4. the mating and production of offspring by animals