Across
- 6. Exoskeleton’s of Arthropods are made of ________
- 8. ________ are in the Class Arachnida and have a stinger on its tail.
- 10. There are _______ subphylum in the phylum Arthropoda.
- 12. Class_____________ has members with two pairs of short legs on each body segment, a rounded body, and a hard external skeleton
- 14. The hard outside of an arthropod is called the _______
Down
- 1. arthropods have well-developed _________ systems
- 2. Arthropods are all _________
- 3. Arthropods are the largest _______ in the animal kingdom
- 4. arthropods have bilateral symmetry
- 5. arthropods have open _________ systems
- 7. Arthropods are _______ -blooded.
- 9. arthropods all developed from ____
- 11. Arthropods have _______ appendages
- 13. arthropods must______to grow
- 15. Arthropods make up nearly _________ percent of all animal species