The NCERT curriculum plays a crucial role in UPSC preparation by providing a strong foundation in basic concepts across various subjects. These textbooks are designed to explain topics in a simplified manner, making complex ideas accessible and easier to understand. They cover essential topics relevant to the UPSC syllabus, serving as a primary reference for concepts in history, geography, polity, and economics. Moreover, the clear language and structured content of NCERT books enable candidates to build a robust understanding before delving into advanced study materials, ensuring a well-rounded preparation strategy.