Hello aspirant
If you are failed in chemistry and physics then clear these both subjects .
It's good you are appearing for exam from NIOS because NIOS is government approved and NIOS marks are accepted in neet.
After qualifying physics and chemistry you can appear for neet exam but make sure you must get minimum 150 marks in physics , chemistry and biology.
Eligibility criteria for appearing Neet
The candidate must be an Indian.
The candidate must have completed 17 years of age.
The student must have passed class xii with minimum 50% marks in physics, chemistry and biology from government recognized university.
For details kindly go through the following link
https://medicine.careers360.com/articles/neet-eligibility-criteria
For college prediction you may visit the link given below
https://medicine.careers360.com/neet-college-predictor
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