Fields of study

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Across
  1. 2. study of plants
  2. 5. the branch of biology that deals with the study of mammals
  3. 8. the study of all living organisms that are too small to be visible with the naked eye
  4. 9. the branch of zoology devoted to the study of fish.
  5. 10. The scientific field that deals with the study of outer space
Down
  1. 1. the study of the history of life on Earth as based on fossils
  2. 3. the branch of zoology which deals with the study of reptiles and amphibians
  3. 4. the branch of biology that studies the animal kingdom
  4. 6. a branch of zoology that concerns the study of birds
  5. 7. the scientific study of insects