Across
- 3. oceanographers
- 5. speleologists
- 8. entomologists
- 10. dermatologists
- 11. geneticists
- 12. botanists
- 15. seismologists
- 19. epidemiologists
- 20. pedologists
Down
- 1. volcanologists
- 2. cardiologists
- 4. agronomists
- 6. ecologists
- 7. mycologists
- 9. cytologists
- 13. ornithologists
- 14. bromatologists
- 16. anthropologists
- 17. zoologists
- 18. meteorologists