Hello,

From the details available on the official website of IISER the eligibility criteria for admission in IISERs are as following -

-- Candidates who have passed 10+2 or equivalent level exam with science stream in 2020 or 2021 from any board recognized by Council of Boards of School Education in India (COBSE) and have scored within the category-wise cut-off are eligible to apply for admissions to IISER only through the following three channels:

(1) Kishore Vaigyanik Protsahan Yojana (KVPY) channel

(2) Joint Entrance Examination (JEE-Advanced) of the Indian Institutes of Technology

(3) State and Central Boards Channel (SCB)

The cut-off marks in (10+2) as eligibility for admissions is: 60% marks in aggregate or equivalent grade for GEN/OBC and OBC-NCL categories and 55% for SC/ST/PWD in any recognized board.

• KVPY Channel

Candidates having a valid KVPY fellowship commencing from 2021-22 academic session are eligible to apply for admissions. Additional cut-off criteria for marks obtained in 10+2 board examination is also applicable.

• JEE-Advanced Channel

To be eligible for admission via the IIT-JEE (Advanced) channel, candidates must have secured a rank within 15000 in the common rank list (for candidates belonging to GEN/OBC categories) or in the respective category rank lists (for candidates belonging to GEN-EWS/OBC-NCL/SC/ST/PWD categories) of JEE(Advanced).

--------The syllabus for IISER aptitude test contains the syllabus from Maths , Biology, Physics and Chemistry. The syllabus generally follows the NCERT syllabus for classes XI and XII

---- For more information about syllabus and admission details, kindly check out the official website of which link is provided below-

http://www.iiseradmission.in/eligibility.html

I hope you find the answer helpful

Thank you.