Yes you are eligible for filling up the NDA form as it only requires you to pass the exam of class 12th and there is no score set up by the government for this.

There is a strict set of physical fitness criteria that you need to qualify to get eligible for the NDA Exam. You should have a look at it. They carry more weightage.

If you require any more clarification on this topic you may comment on the question again.

All the Best!

Hello,

There is no minimum percentage required to appear in NDA however, you must have passed 10+2 with Mathematics and Physics as compulsory subjects to join in INA and AFA through NDA. And to join IMA through NDA you must have passed 10+2 from a recognised board. Your age must be in between 16.5 -19.5 years.