C. Give one word for each of the following.
1. The long bony structure that runs along the back of________
2. A thick muscular organ responsible for movement in snails_______
3. Hard outer skeleton found in a cockroach________
4. Body shape found in fish and birds_______
5. An organ protected by the ribcage________
6. The place where two or more bones are joined together________
7. The strong structures by which bones are held together at the joints_________
8. Joint found in tooth sockets________
9. The type of joint found in knee between the thigh and lower leg_________
10. The structures which make it possible for the bones to move at the joints_________
Answers
Answer:
The bone present on the extreme back of our body is known as backbone. It is also known as the vertebral column or spine. The skull is attached to the backbone. Vertebral Column – Long bony structure made – up of 33 bones.

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Class- V Subject -Science
Explanation:
1) The long bony structure that runs along the back of backbone
2)A thick muscular organ responsible for movement in snails muscular foot.
3) .Hard outer skeleton found in a cockroach exoskeleton
4) Body shape found in fish and birds streamlined shape.
5) .An organ protected by the ribcage chest .
6) The place where two or more bones are connected Joints.
7) The strong structures by which bones are held together at the joints ligaments
8) Joint found in tooth socket gomphosis.
9) The type of joint found in knee between the thigh and lower leg hinge joint .
10) The structures which make it possible for the bones to move at the joints bones move .