Across
- 2. The system used by plants to transport water using tubes
- 4. Chemicals used by organisms to communicate
- 7. Scraping device used by mollusca
- 8. Plants that do not use the vascular system
- 9. When plants react to gravity
- 10. What vascular conifers use to reproduce
- 12. Main symmetry used by the phylum echinodermata
- 13. A very common example of non-vascular plants
Down
- 1. Main symmetry of the phylum chordata
- 3. When animals become inactive in the winter
- 5. When animals become inactive in the summer
- 6. When plants react to sunlight
- 11. Reproduction system used by flowering plants