Dear Aspirant

No,Omr sheets Must be only filled with black or blue pen as per officials rules.

There are also other rules which you to keep in mind on exam to avoid mistakes .So follow all the guidelines to score good and acheive better rank

If you want to check other important rules for neet examination then you. An visit the link mentioned below

https://www.google.com/amp/s/medicine.careers360.com/articles/neet-exam-day-guideline/amp

Thanks