hey, yes you are eligible to give the ojee examination. The eligible criteria are

• Candidate must be a citizen of India to be considered eligible for OJEE 2019. Candidates coming under NRIs and persons of Indian origin category can also apply for admission, however, they will be considered only for supernumerary seats.
• Candidate needs to have passed their 10+2 exam as conducted by Council of Higher Secondary Education (CHSE), Odisha or any equivalent exam to get admission through OJEE 2019.
• To become eligible for OJEE 2019, candidates will be required to secure a minimum 45% marks in aggregate in their qualifying exam. For SC and ST candidates, the minimum requirement is 40% marks under the same parameter.

So if you think you come under these categories you are eligible.

Best wishes