Across
- 2. No symmetry; body cannot be divided into matching parts
- 6. An animal with a backbone
- 9. The phylum that includes sponges
- 10. Made of more than one cell
- 12. Soft-bodied animals like snails, clams, and octopuses
- 14. The phylum with jellyfish, sea anemones, and corals; has stinging cells
- 16. Stays attached in one place; does not move
- 18. An animal without a backbone
- 19. An organism that must eat other organisms for food
Down
- 1. The second level of classification below kingdom
- 3. Marine animals like sea stars and sea urchins with radial symmetry
- 4. Body symmetry where parts are arranged around a central point
- 5. Segmented worms like earthworms and leeches
- 7. The domain that includes all organisms with cells that have a nucleus
- 8. Simple worms with flat bodies
- 11. Worms that have a tube-like body and two body openings
- 13. Body symmetry where the left and right sides are mirror images
- 15. How an animal’s body can be divided into matching parts
- 17. The largest phylum; includes insects, spiders, and crabs