Across
- 4. study of water on Earth
- 6. the study of mammals
- 7. study of incidence distribution and possible control of epidemics and other diseases
- 12. biology study of life in the ocean
- 13. study of blood and blood diseases
Down
- 1. zoology study of animals without a backbone
- 2. study of fish
- 3. study of worms, particularly parasite forms such as tapeworms
- 5. Geology study of the , including features of the ocean floor inculding plate tectonics of the ocean
- 7. science study of how humans impact the earth and its resources
- 8. the study of freshwater systems, such as lakes, ponds, and rivers.
- 9. study nature formation and movement of glaciers
- 10. study of the immune system and its responses to invading pathogens
- 11. study of reptiles and amphibians
- 14. study of heredity and inherited traits passed down from generation to generation