Ghaziabad

Hi Pooja,
If you wish to become a lawyer and be able to practice in the court of Law, you will have to complete the 3 year LLB program for which the eligibility is a graduation in any stream.
Different law Universities and colleges conduct different law entrance exams, to admit students to their courses, like NET (National Entrance Test), CLAT (Common Law Admission Test), Department of Law University of Delhi take admission through a common Entrance Test for all the three Law Centers (Campus Law Centre, Law Centre-I and Law Centre-II).
After completing your LLB, you may choose to pursue LLM for 2 years duration and specialize in core areas like Constitutional Law, Labor Law, Crimes and Torts as well as Corporate and Securities Laws.
Here is a list of some of the top Law Colleges in India:
-National Law School of India University (NLSIU), Bangalore
-Symbiosis Society's Law College (SSLC), Pune
-National Law Institute University (NLIU), Bhopal
-Faculty of Law, University of Delhi
-Banaras Hindu University, Varanasi
-Government Law College, Mumbai
-Amity Law School, Delhi
-Dr. Ambedkar Law University, Chennai
You may check with the law schools in person for the specific course information, eligibility criteria, selection procedure, expenses of the course etc. You could also pursue the Bachelor of Academic Laws (3 years), Bachelor of General Laws (BGL) (2 years) and Bachelor of Business Law (BBL) (3 years) which are being conducted by some of the universities, including Annamalai University through the distance education mode. However, these courses are not recognized by the BCI for practice.
List of institutes offering BA-LLB in Delhi / NCR:
http://goo.gl/IZcbMK
I hope this information helps. Kindly, feel free to revert.
Wish you luck.