Hello,

Indian Institute of Science Education and Research offers 4 year BS and 5 year intergrated MS.There are 5 IISER Institutions aross Indian in Bhopal, Pune, Mohali, Berhampur, Kolkata, Tirupati and Thiruvananthapura.The  degree is awarded by each institution individually.It does not offer B.E/B.tech.

The admission is through

• JEE Advanced
• State and Central Boards (SCB) Channel
• Kishore Vaigyanik Protsahan Yojana (KVPY)  channel

You can click the link below for other information

http://www.iiseradmission.in/index.php/pages/faqs

https://engineering.careers360.com/articles/iiser-admission