Hello,Ruhani

JIPMER is a national level entrance exam to get admission in MBBS course.Tips to crack include:

Solve NCERT exercises especially for physics and chemistry as it helps to strengthen your concepts.

Join a good coaching class as it can help you to plan your studies and score more through practice and mock tests.

Following are the important topics:

Physics:gravitation ,rotational motion,laws of motion,electrostatics,magnetic effects of current,oscillation,motion in 2 and 3 dimensions.

Chemistry:atomic structure,states of matter,chemical bonding,chemical kinetics,carbon componds,hydro carbons,elements and periodicity,hydrogen and the s-block elements,general organic chemistry.

Biology-diversity in living organisms,human physiology,cell structure and function,genetics and evolution,biotechnology,ecology and environment.

Also prepare well for basic aptitude questions on english,maths,logics from RS Agarwal book

BOOKS-

Physics:DC pandey,HC Verma,Pradeep publications

Chemistry-O.P Tandon,JD LEE,Arihant publications 

Biology-Trueman publications,objective biology by Dinesh

Hope your doubt is cleared.