Types of skeletons

123456789
Across
  1. 4. Make up bulk of endoskeleton
  2. 5. A fluid filled closed chamber in an organism
  3. 7. A hard dense bone
  4. 8. Animals with exoskeletons
  5. 9. This type of skeleton limits growth
Down
  1. 1. An organism that has limited range of movement
  2. 2. A bone which is lighter in weight and has a more open structure
  3. 3. Polysaccharide that make up the exoskeleton
  4. 6. Skeleton found in all vertebrates
  5. 7. Found in isolated areas in the body and it lines joints, facilitating smooth movement