NCERT is the foundation of JEE preparation, especially for Chemistry and Mathematics, and even for strengthening Physics concepts. Effective revision of NCERT is not about reading it once — it is about revising it multiple times with smart techniques. Start by understanding each concept clearly, then highlight important formulas, definitions, and examples. Focus especially on solved examples and in-text questions, as many JEE Main questions are directly based on these patterns.
Make short notes of key formulas, reactions, and tricky concepts for quick revision before mock tests. For Chemistry, revise line-by-line, especially in Inorganic and Organic sections. For Mathematics, practice all NCERT examples and miscellaneous exercises thoroughly. In Physics, use NCERT to strengthen theory and basic numericals before moving to advanced problems.
The key is repetition and active recall — revise NCERT at least 3–4 times during your preparation. The stronger your NCERT base, the higher your confidence and accuracy in JEE Main and Advanced.