B.Sc

Yes, there is an entrance for admission to B.Sc nursing. You should check with universities according to your location. Some universities give admission to B.Sc. Nursing in accordance to your NEET score also.

The minimum eligibility criterion required for the candidates is to possess a Bachelor's degree in English or relevant discipline from a recognised university with a minimum aggregate score of 60%.

Yes, you can.
Commercial Pilot - Eligibility
A candidate should have scored a minimum aggregate of 50% marks to become eligible for CPL. The minimum age limit for CPL is 17 years, and the maximum age limit is 60 to 65 years. A candidate is required to pass the class 2 medical test to become eligible for CPL.

Yes, you can go for M.A. Programme even after completing graduation from B.Sc. M.A. Is a postgraduate academic degree that is awarded in a non-Science subject. The basic eligibility criterion to be fulfilled by students for M.A. Course is Bachelors degree in any stream.