B.Sc. in Radiography : Pre-University examination conducted by the department of Pre-University OR An Equivalent examination recognized by the NIMHANS, Bangalore OR Job Oriented Diploma course from a recognized Board with Diagnostic Radiography as vocational subject or Equivalent with Physics, Chemistry, Mathematics, Biology & English with a minimum of 45%* aggregate.

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https://www.careers360.com/news/5982-bsc-nursing-radiography-anaesthesia-nimhans

I hope my answer helps. All the very best for your future endeavors!