Which structure in the skeletal system connects bone to bone?
Ligaments are strong connective tissues that connect bones to other bones.
Ref: NCERT Class 11 Biology Chapter 17: Locomotion and Movement Skeletal System - Axial Skeleton - Ribs Sternum
Skeletal System - Axial Skeleton - Ribs Sternum
Latest questions in this category.
Filter questions
Which type of muscle is found in the walls of blood vessels?
Smooth muscle, which is involuntary, lines the walls of blood vessels and regulates blood flow.
Ref: NCERT Class 11 Biology Chapter 17: Locomotion and Movement Skeletal System - Axial Skeleton - Ribs Sternum
What is the primary function of red bone marrow?
Red bone marrow is responsible for hematopoiesis, the process of forming red and white blood cells.
Ref: NCERT Class 11 Biology Chapter 17: Locomotion and Movement Skeletal System - Axial Skeleton - Ribs Sternum
Which of the following statements about synovial joints is correct?
Synovial joints have a fluid-filled synovial cavity that allows movement.
Ref: NCERT Class 11 Biology Chapter 17: Locomotion and Movement Skeletal System - Axial Skeleton - Ribs Sternum
Which mineral is essential for bone formation?
Calcium is the primary mineral involved in bone formation and maintenance.
Ref: NCERT Class 11 Biology Chapter 17: Locomotion and Movement Skeletal System - Axial Skeleton - Ribs Sternum
What is the name of the neurotransmitter responsible for muscle contraction?
Acetylcholine is the neurotransmitter that triggers muscle contraction by generating an action potential.
Ref: NCERT Class 11 Biology Chapter 17: Locomotion and Movement Skeletal System - Axial Skeleton - Ribs Sternum
Which type of muscle is found in the walls of the digestive tract?
Smooth muscle, which is involuntary, facilitates peristalsis in the digestive tract.
Ref: NCERT Class 11 Biology Chapter 17: Locomotion and Movement Skeletal System - Axial Skeleton - Ribs Sternum
Which of the following is a distinguishing feature of cardiac muscle?
Cardiac muscles have branched fibers, which allow for coordinated contractions necessary for pumping blood.
Ref: NCERT Class 11 Biology Chapter 17: Locomotion and Movement Skeletal System - Axial Skeleton - Ribs Sternum
Which of the following bones is a part of the appendicular skeleton?
The femur is a part of the appendicular skeleton, while the sternum, ribs, and vertebrae are part of the axial skeleton.
Ref: NCERT Class 11 Biology Chapter 17: Locomotion and Movement Skeletal System - Axial Skeleton - Ribs Sternum
Which of the following is incorrect about the rib cage?
The last two pairs of ribs are called floating ribs, not false ribs.
Ref: NCERT Class 11 Biology Chapter 17: Locomotion and Movement Skeletal System - Axial Skeleton - Ribs Sternum
Which of the following is an example of a saddle joint?
The carpometacarpal joint of the thumb is an example of a saddle joint.
Ref: NCERT Class 11 Biology Chapter 17: Locomotion and Movement Skeletal System - Axial Skeleton - Ribs Sternum
Which movement occurs when a limb moves toward the midline of the body?
Adduction is the movement of a limb toward the midline of the body, such as bringing the arms to the side.
Ref: NCERT Class 11 Biology Chapter 17: Locomotion and Movement Skeletal System - Axial Skeleton - Ribs Sternum