You can check the important chapters below according to previous year trends

Physics

Heat and Thermodynamics

Work Energy Power

Systems Of Particles And Rotational Motion

Laws of Motion

Motion In A Plane

Moving Charges And Magnetism

Gravitation

Current Electricity

Oscillations

Waves

Chemistry

Chemical Bonding And Molecular Structure

Organic Chemistry-Some Basic

In order to prepare for JEE make sure your basics are clear.  You can take help of NCERT books. After, that you can refer other recommended books.

If you want you can also join crash course for your preparation.

Solve previous year papers to understand the exam pattern and level

Dear Sourajit, 

It is important to study all the topics in all the three subjects. For your reference, I will suggest that you go through the lik that is provided below. Apart from providing some vital tips related to JEE Main prepartion, there is also a table about the weightage

Hi viraj.

In order to give an opportunity to the students to bring out their best performance, the National Eligibility Cum Entrance Test (NEET) and Joint Entrance Exam (JEE) might be conducted twice a year. With the Union cabinet approving the creation of a National Testing Agency (NTA) to conduct

You can check the syllabus of MU OET from the given below link

MU OET Syllabus

Good Luck!!

hi mihir

NEET 2018 Syllabus- Subject-wise

NEET syllabus 2018 will consist of three subjects namely Physics, Chemistry and Biology. Chapters of each subject of the Syllabus of NEET 2018 are mentioned in the tables below. The link to the detailed subject-wise NEET 2018 syllabus is also given below.

NEET Syllabus

Dear Projjwal, 

Since JEE Main is a competetive exam and the comptetion is very tough, it is better not to take any chances by doing selective studying . All the topics and chapters are important in JEE Main. However, after going through the past years sample papers and question papers,