bio- & geo-

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Across
  1. 3. to see a living thing
  2. 4. is written about life/living things
  3. 6. the study of life/living things
  4. 8. someone who studies about the earth
  5. 10. many different living things
Down
  1. 1. the study of the earth
  2. 2. able to be broken down by living things
  3. 5. is written about the earth
  4. 6. someone who studies about life/living things
  5. 7. having the earth as the centre
  6. 9. measurement of the earth