nutrition in plants

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Across
  1. 3. makes food for the entire living world
  2. 5. mutually beneficial relationship
  3. 6. contain nitrogen
Down
  1. 1. vessles that are like pipes
  2. 2. grow on shoes, clothes, pickles, bag, food
  3. 4. present in leguminous plants
  4. 5. the ultimate source of energy