Subject: General Science
Book: NCERT Biology Class 12
Study of bones, joints, and muscles.
- **Types of Bones and Their Functions**:
- Long bones, short bones, flat bones, irregular bones.
- **Joints and Their Movements**:
- Ball and socket, hinge, pivot, gliding joints.
- **Muscle Contraction and Relaxation**:
- Role of actin and myosin.
**Possible Exam Questions:**
1. What are the different types of bones in the human body?
2. Describe the structure and function of joints.
3. How do actin and myosin interact for muscle contraction?
4. What are the common skeletal disorders?
5. Explain the role of the skeletal system in movement.
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