From Gathering To Growing

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Across
  1. 1. 3.The pots of early man were made from
  2. 2. 1.Development of grasslands increased due to the strength of
  3. 4. .First animal to be tamed
Down
  1. 1. 4.What was the first metal used by the early man?
  2. 3. 2.In Greek language 'lithos' means