Across
- 3. move in zig Zag manner with the help of scales .
- 6. the antagonistic muscle of tricep
- 8. the only joint movable in the skull is the _____ jaw.
- 10. helps fishes to change Direction
- 11. are attached to bones that help in movement.
- 12. protects heart and lungs
- 14. liquid skeleton
- 16. is produced by snails that helps them slide on rough surfaces
- 17. have ball and socket joint
Down
- 1. join bone to ligament
- 2. fused flat bones
- 4. joint in neck
- 5. bones of the backbone
- 7. has a muscular foot for movement
- 9. joint present in knee
- 13. forelimbs modified into wings
- 15. bones of birds are _____.
- 17. legs are present in cockroach