Hello Dear

Yeah definitely you can be able to take the seat in the Robotics Domain with having the sufficient marks in the respective entrance exam. If you wish to take the admission in the Government premises then you have to score the sufficient marks in the IIT-JEE entrance exam and if you wish to take the admission in private University then you should go with the option Jadavpur University , University of Hyderabad etc. Below the link is given through which you can able to check all the details about that.

https://engineering.careers360.com/colleges/list-of-be-btech-in-automation-and-robotics-colleges-in-india

All the best

Hello,
You can not directly get admission in that branch.You need to appear for engineering entrance exams in order to get admission in engineering colleges.You can apply for entrance exams like JEE MAINS AND ADVANCED.
Good luck.