Pilot

https://www.google.com/amp/s/www.shiksha.com/bba/articles/amp/best-flying-schools-in-india-know-the-pilot-s-choice-blogId-7317
Check out this article. It can help you choose a good school.

Of course, you can join airline company to study pilot. Qualification for the same is 10+2. So you're eligible. Good luck.

Hi,
It depends from where you are doing the Course / Training. While the Indira Gandhi Rashtriya Urban Academy (IGRUA) " an autonomous flying institute under the central government " charges around Rs 19 Lacs for its training course for a commercial pilot license.

Process of admission in Pilot Training course and institute after 12th science- In case you have passed 12th Science, you may join a CPL (Commercial Pilot Licence) training program if you meet the above mentioned educational and medical standards. You may approach private institutes, fill forms and get started.
For further information about admission in 'Adventure Flight Education, Chennai - Pilot Training' please visit
https://www.shiksha.com/college/adventure-flight-education-bangalore-koramangala-54689

Yes, but you need to enroll in a required college and do well. Best of luck and give an upvote.

Hi,
Yes, it is valid. The NIOS certificate is just violet like other educational board like CBSE ICSE. You can surely apply for the airline institution after your NIOS studies. Thank you.

Hi,
Yes, you can become a pilot after completing aeronautical engineering, but a professional pilot training would really help. Thank you.

Give entrance examination for the Indira Gandhi Rashtriya Udan Academy to get admission in the best aviation college of India. A fully central government institution under Ministry. You need to crack the written examination and then undergo viva and virtual test. After qualifying all these you will be guaranteed a seat in IGRUA. After getting admitted in IGRUA you can be called a certified pilot of India.