CBSE 12th

Dear Shubham,
No, your 12th marks will not be considered. Your graduation marks and the skills you have about the subject will fetch you the job. Start working on projects and internships to get idea about the course you're doing it will help you get better package in the future placements.

MCA is a PG course. In order to pursue any PG, you need to complete UG like BCA or B.Sc in computers.

It is not possible for you to get admission in any of the colleges until you complete your 12th. Therefore, if you clear 12th maths' compartment then you can take admission in any degree in any college.

It is not possible for you to get admission in any of the NITs as the minimum eligibility in any NIT is JEE Mains rank and 75% in 12th.

Yes, you can get admission in SASTRA with this percentile and 12th marks. There are less chances for you to get admission in branches like CSE, IT, ECE but if you belong to Tamil Nadu you are likely to get any of the branch.

To become a pilot, you have to join any flying school.
Good luck.

Yes, you can take admission in geology honors without Maths. You are eligible for this.
Good luck.

No, it is not compulsory to have maths in class 12th for BA Economics. You can apply for admission. Good luck.

Hello Saneen,
The fees structure to become a Pilot is always a huge amount. Correct Fees is different from School to School and the courses. Yes, definitely +2 marks will be considered in admission process. To know about How to become a pilot and exams you need to write:
Kindly refer the following URL:
https://www.shiksha.com/aviation/flying-pilot-training/articles/career-in-commercial-flying-all-you-need-to-know-blogId-13472