Which part of the skeletal system protects the brain?
The cranium is a part of the skull that encloses and protects the brain.
Ref: NCERT Class 11 Biology Chapter 17: Locomotion and Movement Skeletal System - Axial Skeleton - Skull Vertebral Column
Skeletal System - Axial Skeleton - Skull Vertebral Column
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Which part of the vertebral column articulates with the skull?
The atlas, the first cervical vertebra, articulates with the skull for head movement.
Ref: NCERT Class 11 Biology Chapter 17: Locomotion and Movement Skeletal System - Axial Skeleton - Skull Vertebral Column
Which statement about the vertebral column is correct?
The human vertebral column consists of 26 vertebrae.
Ref: NCERT Class 11 Biology Chapter 17: Locomotion and Movement Skeletal System - Axial Skeleton - Skull Vertebral Column
Which statement about the vertebral column is incorrect?
The lumbar region consists of 5 vertebrae, not 7.
Ref: NCERT Class 11 Biology Chapter 17: Locomotion and Movement Skeletal System - Axial Skeleton - Skull Vertebral Column
Which bone articulates with the occipital condyles of the skull to form the atlanto-occipital joint?
The atlas (first cervical vertebra) articulates with the occipital condyles of the skull, allowing nodding movements.
Ref: NCERT Class 11 Biology Chapter 17: Locomotion and Movement Skeletal System - Axial Skeleton - Skull Vertebral Column
Which of the following is an example of a ball-and-socket joint?
The hip joint is a ball-and-socket joint that allows multidirectional movement.
Ref: NCERT Class 11 Biology Chapter 17: Locomotion and Movement Skeletal System - Axial Skeleton - Skull Vertebral Column
Which part of the skeletal system protects the heart and lungs?
The rib cage protects vital organs like the heart and lungs.
Ref: NCERT Class 11 Biology Chapter 17: Locomotion and Movement Skeletal System - Axial Skeleton - Skull Vertebral Column
Which of the following bones forms the posterior part of the skull?
The occipital bone forms the back and base of the skull and contains the foramen magnum.
Ref: NCERT Class 11 Biology Chapter 17: Locomotion and Movement Skeletal System - Axial Skeleton - Skull Vertebral Column
Which structure in the skeletal system helps protect the heart and lungs?
The rib cage encloses and protects vital organs like the heart and lungs.
Ref: NCERT Class 11 Biology Chapter 17: Locomotion and Movement Skeletal System - Axial Skeleton - Skull Vertebral Column
Which of the following is an example of a hinge joint?
The knee is a hinge joint that allows movement in only one direction.
Ref: NCERT Class 11 Biology Chapter 17: Locomotion and Movement Skeletal System - Axial Skeleton - Skull Vertebral Column
Which of the following bones is part of the axial skeleton?
The vertebra is part of the axial skeleton, which includes the skull, vertebral column, and rib cage.
Ref: NCERT Class 11 Biology Chapter 17: Locomotion and Movement Skeletal System - Axial Skeleton - Skull Vertebral Column
Which part of the skeletal system protects the spinal cord?
The vertebral column encloses and protects the spinal cord while providing structural support.
Ref: NCERT Class 11 Biology Chapter 17: Locomotion and Movement Skeletal System - Axial Skeleton - Skull Vertebral Column