DEEP TIME HISTORY 1/2020

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Across
  1. 2. one of the two main rivers of Mesopotamia
  2. 4. having no rules and laws, civilization could lead to this
  3. 7. beside controlling plants for farming what other life forms were humans able to control
  4. 8. an animal that eats both plants and animals
  5. 9. an animal that only eats plants
  6. 12. this climate event made rainfall for farming become unreliable
  7. 13. the first civilization began in this area
Down
  1. 1. the first plant that made farming possible
  2. 3. having a steady crop of food led to this
  3. 5. this was the first life form on earth
  4. 6. an animal that only eats other animals
  5. 10. the other main river of Mesopotamia
  6. 11. this invention helped bypass rainfall as a major need for farming
  7. 14. this waste product from plants helped other forms of life succeed on Earth