Taking science stream is a very perfect option for you. The minimum qualifications to become a pilot is scoring at least 55% aggregate marks in 10+2 in Science Stream (Physics, Chemistry and Maths).

Its okay even if you want to pursue commerce or arts stream to explore them. If you are a non-science student, then you can study these subjects by enrolling in a course conducted by NIOS (National Institute of Open Sciences).

If you decide to become a commercial pilot, then you need to attend a flying school to earn your Commercial Pilot License(CPL). Some of the certified and reputed flying schools in India are:

· GRUA (Indira Gandhi Rashtriya Uran Akademi), Fursatganj

· Gujarat Flying Club, Vadodara

· Delhi Flying Club, Delhi

· Madras Flying Club (Chennai)

· Patiala Aviation Club, Patiala

· Haryana Institute of Civil Aviation, Karnal

Aspirants who clear this entrance exam are then scrutinized through a physical and medical exam. After which the final candidates are hand-picked.

At the training school, students get in flight training as well as theoretical lectures.

Kindly refer to the link below for more detailed information..

https://engineering.careers360.com/colleges/list-of-aeronautical-engineering-colleges-in-india

Best wishes. Thank you.