Hello Aspirant,

See to qualify/appear for JEE Mains, there is no minimum aggregate percentage criteria but yes if you want to take admission into any of the NITs, IIITs or CFTIs  whether it is NIT Patna or any other NIT or if you want to appear for JEE-Advance then you should score a minimum aggregate of 75% in your class 12th if you belongs to General/Unreserved category and 65% if you belongs to any of the reserved category, from any recognized central/state board and in your case BSEB is the recognized Board of Bihar and you are not eligible for NIT Patna if you belongs to General category even after having a good score in JEE-Main.

Some insights of JEE-Main 2021 :-

> Also from this year according to New Education Policy the JEE-Main examination will be conducted in English, Hindi and other regional languages such as Bengali, Gujarati, Assamese, Kannada, Marathi, Punjabi, Tamil, Telugu, Urdu, Odia and Malayalam.

> In JEE-Main 2021 there will be total 90 question out of which you have to attempt only 75 (25 from each section) and there will be two sections for each subject, Section-A will be of Multiple-Choice Questions (MCQs)(20 compulsory questions) and Section-B will contain Questions whose answers are to be filled in as a numerical value (10 numerical based questions out of which only 5 are compulsory to be attempted).

> In Section B, candidates have to attempt any five questions out of 10. There will be no negative marking for Section B.

> All question will be of 4 marks and in MCQs there will be negative marking of (-1) on incorrect attempt.

This year JEE-Main is being conducted with slight changes in it's pattern and it's conduction and you can check out all the changes from the link given below :-

https://engineering.careers360.com/exams/jee-main

I hope this information helps you.

Good Luck!!