CBSE 12th

Hello Saurav,
The admission is based on your board exam marks only. You need to enroll for a single window counseling program (TNEA) through which you will be allotted colleges.
There will be a separate admission portal, if you are not a Tamil Nadu native candidate.
For more information you may refer:
www.annauniv.edu and www.tnea.ac.in

Yes, it is not only possible, but quite easy too, if you study each topic carefully and revise it the same day. With proper strategy and a good time table formation you can easily crack them. Do not forget even droppers make it into IITs.

Yes, you can pursue your higher education abroad. Look for Bachelor's degree courses. Take the IELTS or TOEFL. Before applying, check university websites and learn about the university specific admission requirements.

Recommended skills:
Networking fundamentals
Familiarity with multiple versions of Windows
Familiarity with Linux is not necessary but recommended
Familiarity with VMware Workstation
Knowledge of Networking and Security
Related job functions:
Network/System Administrators/Engineers
Security officers
Auditors
Security professionals
Site administrators
Those concerned about the security of the network infrastructure

Hi Dimple,The career options after class 12th in agriculture:
a) Bachelor of Agriculture (B. Sc Ag)
b) Bachelor of agriculture and marketing (B.Sc Ag and Marketing)
c) Bachelor of agriculture in Technology
d) Bachelor in Horticulture (B.Sc Hort)
e) Bachelor in Fisheries
g) Bachelor in Seri-culture
h) Bachelor in Dairy technology
I) Bachelor in Forestry etc.

Hello Sujit,
In board exams, you need to have at least 65% as you belong to SC category. In JEE Mains exam, you need to score above 180 so that you may get a seat in a good NIT or IIIT.

For BBA+MBA visit : http://www.iimidr.ac.in/academic-programmes/five-year-integrated-programme-in-management-ipm/ipm-admissions-details/.
For MBA(PGDM) visit : http://www.time4education.com/CAT-MBA/Admission-Criteria/IIM-Admission-Criteria.

Hi Nitish,
Litigation (assuming this to be your 'lawyer's job' is just one among the various options one has as a law student. In order to go for the judiciary, the best option for you will be to get enrolled in a 5-year BA LLB course, and then try for various judiciary exams, conducted at state level.