Porifera Crosswords
Across
- 2. Sessile form of sponges having tentacles with nematocysts
- 5. Major animal groups in the Taxonomic system
- 6. The level of organization of sponges
- 9. Support protein in sponges
- 10. Animals with a backbone
- 11. Specialized pores in sponges
- 14. Living attached to the bottom or other hard surface
- 16. A form of food procurement in which food particles or small organisms are randomly strained from water.
- 17. Flattened cells that cover the sponge body
- 19. Dormant cluster of embryonic sponge cells
- 20. A collection of units or particles (eg cells) forming a body or mass.
Down
- 1. Support structures made of silica or calcium carbonate
- 3. Pumps water through the sponge
- 4. Collar cells use these to create a current of water
- 7. The body type of sponges
- 8. Animals without a backbone.
- 12. Wandering cells that secrete spicules and spongin
- 13. Phyla for sponges
- 15. An aquatic animal that feeds on small specks of organic matter that have drifted down through the water and settled on the bottom.
- 18. Asexual reproduction, the genetics are the same as the parent