Hello aspirant,

i hope that you are doing absolutely great.

With reference to your above mentioned query, i would like to tell you that you can use any of the two boards marksheets because you have passed from these 2 boards in your class 12th. But, I prefer you to use your NIOS Class 12th marksheet in JEE mains 2022, as you have passed NIOS class 12 in 2022.

Further, I would like to tell you that this is your last attempt in JEE mains and you can not give your JEE advance attempt this year.

Further, below are some of the best preparation tips and strategy that you can follow which will help you to score good marks and score this year :

Know your JEE Main syllabus 2022.

Understand the exam pattern of JEE Main 2022 exam.

Make the JEE Main 2022 preparation plan.

Books to refer : TO refer for best books for JEE mains follow the below mentioned link : https://engineering.careers360.com/articles/how-prepare-for-jee-main

Practice till you are perfect using mock tests and JEE Main previous year papers.

Further, to know further details and preparation for JEE mains exam follow the below mentioned link :

https://engineering.careers360.com/articles/how-prepare-for-jee-main

I hope that this will help.

Dear aspirant,

As you have not passed your 12th in 2020 so let me tell you that at the time of application you need to upload your 12th STD marksheet.

And it is absolutely eligible and legal for you to appear in the jee mains but you will not be eligible for jee advanced.

For more information you can check out the link given below-

https://engineering.careers360.com/jee-main-college-predictor?icn=QnA&ici=qna_answer

Dear aspirant,

As you have not passed your 12th in 2020 so let me tell you that at the time of application you need to upload your 12th STD marksheet.

And it is absolutely eligible and legal for you to appear in the jee mains but you will not be eligible for jee advanced.