CBSE 12th

No, Maths is not necessary in class 11th and class 12th for completing BCA, because everyone either is from science, commerce or arts can do this course. So, you are eligible to do BCA.

You can't opt for BCA, as you don't have Maths. But, you can apply for BBA.

Hi,
For agricultural field, first of all you neeed to pursue B.Sc in agriculture from a good university. It is a 4 year UG course.

Hi, you are not eligible through counselling for B.Tech. But, you can't take admission through management quota easily. According to you, choose college and take admission.

Yes, you can get direct admission for food tech in private college.

Two times. Once in the appearing year of class 12th and hence one year after passing class 12th. Or, you can give paper in any two year.

Admission in NIT depends on rank not on marks. Tell me your category rank, home state rank. Board marks are just for eligibility, not for admission.

If you are interested to enter in the field of corporate, then it will play a crucial role for you. If you want to become a Charted Accountant, then it is also give benefit to you.

You can join colleges, which offer admission on PUC result basis, if you have not given any entrance exam. If you have given entrance test for admission for engineering, then click on the link below to predict your college on your rank basis. https://youtu.be/hOlit6Un7l0
Robotics is one of the emerging sector in current scenario of digital world. There is little bit less market of robotics in the Indian market, but if you are looking for foreign then it is best.