Can I join Indian army after passing 12th grade examination with arts stream through NDA examination organized by union public service commission

Yes you can join Indian army after passing 12th grade examination with arts stream through NDA examination organized by union public service commission .

NDA exam
Educational Qualifications :
For Army wing of National Defense Academy :-
You have to pass 12th Class pass of the 10+2 pattern of School Education or equivalent examination conducted by a State Education Board or a University.

For Air Force and Naval Wings of National Defence Academy :-
You must complete 12th Class pass of the 10+2 pattern of School Education or equivalent with Physics and Mathematics subjects

Candidates who are appearing in the 12th Class under the 10+2 pattern of School Education or equivalent examination can also apply.

Age limit :
Minimum 16 1/2 years
Maximum 19 years on the 1st January or 1st of July

Physical qualification :
The minimum acceptable height is 157.5 cms. (162.5 cms for Air Force) F