Which of the following forms the main axis of the skeleton?
Back bone
Spinal nerve
Vertebra
Skull
Which of the following produce blood cells?
Bone marrow
Tissues
Nerves
Lymph
Which one of the following is built of many segments?
Vertebral Column
Vertebrae
Brain Box
Mandible
Which of the following are light weight and strong?
Bones
Muscles
veins
Which organ help us to see things?
Nose
Tongue
Eyes
Ears
Which among the following protects our brain?
Neurons
Head
Which is the only movable bone in the skull?
Lower Jaw
Upper Jaw
backbone
Which organ help us to smell things?
Skin
The bone in the middle is called:
Breast bone
Floating ribs
Ribs
Ribcage
How do we call the set of long curved bones?
Girdle
Pectoral
Skeleton
