Before coming to any particular subject, let me make clear some common points to be followed step-wise on every day of the preparation to ace the exams like NEET and JEE-Mains:
Stay with them and the concept will stay with you.
Hi there! JEE Adv. The examination is about solving a good/excellent problem related to a concept within a given time limit. Cracking JEE ADV requires excellent problem-solving skills more than anything else. So today I want to tell you about some of them that can help you crack problems easily apart from books that you will need.
In biology, you can go to Biomolecules without studying Animal Kingdom but Physics will rip you apart if you go to friction without Newton's Laws!
The beauty of any competitive exam lies in the fact that pure knowledge in the subject can be overpowered with cheap tricks.