Across
- 3. Father of botany
- 6. Study of viruses
- 7. Study of living beings
- 9. Study of reptiles
- 12. Father of medicine
Down
- 1. Study of fossils
- 2. Study of fungi
- 4. technique of producing silk by growing silkworms
- 5. Study of insects
- 8. Organisms that live on other organisms
- 10. Technique of growing fish
- 11. Father of zoology