Kingdom Animalia
Across
- 3. animals that have a true coelom
- 5. true fish
- 6. animals with a backbone
- 8. include organisms known as flatworms
- 10. animals can also be classified on the basis of this
- 13. animals that have a notochord
- 14. makes up the rest of the animalia kingdom
- 15. chordata possesses a backbone/vertebrate
- 17. they absorb oxygen through their skin and live in water and land
- 18. animals without a backbone
- 19. true nucleus
Down
- 1. consists of organisms with a cartilaginous skeleton
- 2. animals that have a false coelom
- 4. protects organs from mechanical shock
- 7. characterized by wings
- 9. classified by the presence of a tail and dermal scales
- 11. 1st main class, that is classified by epidermal hair and females suckle their young
- 12. animals that lack a true body cavity
- 15. consists of some of the earliest known animal
- 16. consists of jaw-less animals that look like fish