Across
- 3. outer wall of the mollusk's body.
- 4. body form of cnidaria where tentacles face down
- 6. the 3 largest groupings of all organisms
- 10. reproduction type with one parent
- 11. fixed in one place; immobile
- 13. small holes in sponges used to filter water
- 15. structure of tiny teeth used for scraping food
- 16. includes the groups Plantae, Animalia, Fungi, Protista, etc; smaller than a domain.
- 17. the study of classifying using body structures
Down
- 1. a respiratory organ or gill in a mollusk
- 2. 2-word Latin naming system
- 5. digestive tract with 2 openings
- 7. body form of cnidaria with upward tentacles
- 8. branch of science concerned with classification, especially of organisms
- 9. large pore in the top of a sponge
- 12. stinging cells
- 14. reproduction type with 2 parents