I am now in class 12 and want to get into AIIMS Delhi how to prepare please give me some tips....

Here is a list of a few important topics that will help you to prepare for AIIMS



Biology:  Systematics, Genetics, Cells, Ecology and Human Health & Diseases are especially important.



Chemistry: General Organic Chemistry (EXTREMELY IMPORTANT), Hydrocarbons, Equilibria, Bonding etc. Also, be very thorough with reactions of p-block elements.



Physics: Modern Physics, Waves, Heat and Thermodynamics, Ray Optics etc.



You should focus on NCERT books for your preparation. So, your basics are clear and you build strong fundamentals. Beside NCERT you can also refer below books-



Physics:



CBSE PMT by P. Aggarwal (set of 3 Volumes)

HC Verma (Volume 2)



Biology:



Pradeeps

Truemans Biology (Volume 1 and 2)

AC Dutta for Botany (Oxford Publication)

MTG (Biology Today) CBSE PMT (magazine)



Chemistry:



ABC Chemistry

Organic Chemistry: Arihant Publications, Morrison Boyd

Physical Chemistry: Peter Atkins and Julio de Paul

A New Pattern Textbook of Inorganic Chemistry for Competitions by O P Tandon

Objective NCERT at your fingertips Chemistry by MTG



There are 20 questions based on general knowledge in AIIMS exam. For solving these, you can read newspapers and watch news everyday for an hour to have the best idea of the latest events happening in order to get along with the General Knowledge part in the AIIMS  exam. Other most recommended GK books for AIIMS  include General Knowledge Today and CSR magazines.



Try to solve complete mock test series as well for your practice.



All the best for your preparation!!