xword Sponges Cnidarians by yLl3oL

VIEWS: 15 PAGES: 3

									Sponges and Cnidarians
Across
4. Released from the base of a hydra to unattach and tumble to another area
5. An asexual reproduction in sponges in which small outgrowths on the sponge break off
and become new sponges
6. Marine cnidarian shaped like a flower
7. Jellylike, nonliving layer between the two cell layers of sponges
9. Flagellated collar cells that line the interior of a sponge
10. Attaching to a surface and not moving
13. Mobile cells in sponges that take food to other cells in the sponges body
14. Class containing jellyfish
15. Makes up the case in which corals live
17. Outer cell layer of cnidarians
19. Internal buds made by sponges and released when conditions become too harsh for the
adult sponge
20. Number of cell layers in sponges
21. bell-shaped cnidarians with mouth and tentacles on the underside
22. Incurrent pores on sponges
24. Simplest aquatic animal
25. Phylum for sponges
27. Freshwater cnidarian
28. vase-shaped cnidarian with upright tentacles and a mouth on the top
29. Cell layer in cnidarians surrounding the gastrovascular cavity
31. Another name for the gastrovascular cavity
32. Immature, motile sponge stage that is produced from sexual reproduction

Down
1. Stinging cells in the tentacles of cnidarians for capturing prey
2. Thick or thin jellylike layer between the cell layers of cnidarians
3. The ability of a sponge to regrow missing parts
8. Large opening at the top of a sponge where excess water leaves
11. Flexible protein fibers making up the skeleton of sponges
12. The type of feeding found in sponges
13. Class containing corals
16. Coiled, harpoonlike structure with a trigger capable of being shot out into prey
18. Microscopic organisms trapped by sponges for food
23. Sponges ability to produce both eggs and sperm but not self-fertilize
26. Web of nerves in cnidarians
30. Tiny hard spike-shaped particles of limestone or silica in a sponge’s skeleton

								
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