Across
- 1. the aquatic animal whose skeleton is made
- 5. bones in our body forms framework to give shape
- 7. fish moves with the help of
- 9. example of hinge joint
- 11. muscles are attached to bones by
- 12. how many legs are their in a cockroach
- 13. what is formed by vertebra
Down
- 2. which animal body is covered by a hard shell
- 3. which aquatic animal have a streamlined body
- 4. which joint does elbow have
- 6. we are able to bend or rotate our body only at
- 8. our body this framework is known as
- 9. by cartilage is
- 10. organ protect our lungs