No, you are not eligible for now. This is because the most basic eligibility criteria for you is to complete your Bachelor of Science in nursing/ post basic Bachelor of Science nursing/ MSc Nursing first. Only then you will be considered eligible for military nursing services.

You have completed your 10 + 2 class level board examination with Physics, Chemistry, and Biology which means you are eligible for pursuing nursing course at your college level. First complete your nursing course at college level then you will be considered for eligible for military nursing services.

The final selection to the military nursing services is done on the basis of written test which is followed by interview and medical examination rounds. You must be single at the time of applying for military nursing services.

Read More about Military Nursing Services by clicking on mentioned below link:

https://www.google.com/url?sa=t&source=web&rct=j&url=https://medicine.careers360.com/articles/how-prepare-for-mns-exam/amp&ved=2ahUKEwjT9ZnmvIr1AhXhFbcAHWrLC60QFnoECAcQAQ&usg=AOvVaw0cfDBMM6LMbvxPqJBxFCB-