B.Tech

Yes, a B.Tech in Bioinformatics is available in Hyderabad. Both IIT Hyderabad and Vignan's Foundation for Science, Technology & Research offer this program. IIT Hyderabad offers a 4-year B.Tech in Biotechnology and Bioinformatics. Vignan's Foundation also offers a B.Tech in Bioinformatics.

If I talk about BHU, there is no course like B.Tech.

For B.Tech you have to appear in JEE Mains and Advance both. All specializations are available for B.Tech at BHU.

The eligibility criteria for B.Tech. in Computer Science and Engineering at IIIT Nagpur is

->you must have 75% and above marks in your class 12th.

->you must secure a rank below 22000 in the JEE mains examination.

Yes, reserved category students (such as SC, ST, OBC, EWS, etc.) do get relaxation in marks for admission to BTech Environmental Engineering. Relaxation typically works in:

Jee Mains 

Jee Advanced 

State level college 

Private college 

Yes, you can get admission to BTech Environmental Engineering without giving the entrance exam through:

Merit based admission 

Direct admission 

Lateral entry for Diploma holders

Foreign admission 

It depends on which entrance exam you are referring to. For example:

JEE Advanced is very difficult 

JEE Mains is moderate to difficult 

State level exams are moderate

Private university exams are easy 

Yes it's a good choice.you go with that many opportunities are waiting for you . Right now it's hottest branch and and most demanding. You can get good package here . If you perform well then you can grow exponentially.

Computer Science is best branch . AI/ML is also good right now so you can pick any one where your passion incline.