Hello there. Hope you are doing good. I would like to tell you that NIOS also holds recognition in all the entrance exams and jobs. As mentioned by you, since you do not want to waste a year and also you don't have any other option left, it is advisable to pursue your 12th from NIOS. All it needs is your dedication and hardwork which will help you in excelling in your life.

I hope you found this answer helpful. Good luck for your future.