NDA

You can't apply for NDA exam, as it is only for male candidates. But, you can apply for exams like CDSE, AFCAT after graduation.

The date of birth should be between 2000-2001 to appear for NDA exam.

You can choose Science stream with Physics, Chemistry, Maths as your main subjects. Also, you can opt physical education for increase more knowledge related to this exam to learn more about physical and mental fitness. Best of luck.

You should read Hindu or Indian Express newspaper on daily routine. Increase your general awareness and basic knowledge to crack NDA, and to secure a good rank. Best of luck.

Yes, you can apply, but you are only eligible for army only. But, don't worry work hard and will make it.

Technical entry of 10+2 offer by army and navy only, this is done on the basis of your class 12th PCM marks, while air force does not offers such entry.

UPSE conduct NDA exam twice a year, and you need to clear that, you can apply from 16.5 to 19.5.

Hello,Preparing for NDA is not just all about to prepare for written exam, you also need to prepare yourself physically and try to work on your personal development, try to build up some officers like qualities in you, first prepare yourself for written examination.
Go with the syllabus work hard, then make yourself ready for SSB interview.
Don't worry, if you put your hard efforts definitely you will find yourself in NDA one day
All the best.

No I don't think so
You need to have a good eye sight to get admission in NDA.

Here you get complete information about NDA exam eligibility and every bit of information about NDA exam
https://www.shiksha.com/exams/nda
Hope it guides you well.