Class 10 Board Examination Overview
The Class 10 board examinations are crucial for students as they mark a significant transition in their academic journey. The questions in these exams typically come from prescribed textbooks, which vary by educational board. Below is a detailed explanation of the primary sources of questions.

Textbooks and Syllabus
- The primary source of questions in Class 10 board exams is the official textbooks recommended by the respective educational boards, such as CBSE, ICSE, and various state boards.
- Each board provides a syllabus that outlines the topics and chapters that students must study. Familiarity with this syllabus is essential for effective preparation.

Subject-wise Breakdown
- **Mathematics**: Questions often come from chapters like Algebra, Geometry, and Statistics. Understanding concepts and practicing problems is key.
- **Science**: The syllabus includes Physics, Chemistry, and Biology, with questions derived from fundamental concepts and practical applications.
- **Social Science**: This subject encompasses History, Geography, Political Science, and Economics. Students should focus on important events, dates, and concepts.
- **Languages**: Questions in language subjects include comprehension, grammar, and literature. Regular reading and practice are crucial.

Sample Papers and Previous Year Questions
- To prepare effectively, students should refer to sample papers and previous years' question papers. These resources provide insights into the exam pattern and the type of questions frequently asked.
- Practicing these papers will help students manage their time during the exam and improve their confidence.

Conclusion
In conclusion, the Class 10 board exam questions primarily come from prescribed textbooks and the defined syllabus. By focusing on these sources, along with practicing sample and previous years' papers, students can enhance their readiness for the exams.

NCERT book itself