The Studies Of

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Across
  1. 4. The study of earth physical structure and substance
  2. 7. The study of origins of words
  3. 10. The study of trees
  4. 11. The study of trees
  5. 13. The study of organisms and their physical surroundings
  6. 14. The study of language
  7. 15. The study of animals
Down
  1. 1. The study of plants
  2. 2. The study of celestial bodies
  3. 3. The science of time measurement
  4. 5. The study of blood
  5. 6. The study of the weather
  6. 8. The study of properties of substances
  7. 9. The study of fungi
  8. 12. The study of the sea