Incase youre seriously Interested in Research in Science, have plans to go for a PhD as well have the intellect to crack seat in IISc Bangalore either through JEE or KVPY, you may pursue that definitely. Otherwise prefer IITs, as you have wider options including Placements, Research as well as Study and Research Groups relevant to every domain. NISER amd UM-DAE CBS are mainly if youre interested in Physical & Chemical Sciences especially from the Nuclear Technology Aspect. Incase youre interested in Research to the Core of your heart, but are not able to crack a Seat in IISc, but have done well in JEE Advanced, you may opt for some of the Good IISERs in that case.

Incase youre seriously Interested in Research in Science, have plans to go for a PhD as well have the intellect to crack seat in IISc Bangalore either through JEE or KVPY, you may pursue that definitely. Otherwise prefer IITs, as you have wider options including Placements, Research as well as Study and Research Groups relevant to every domain. NISER amd UM-DAE CBS are mainly if youre interested in Physical & Chemical Sciences especially from the Nuclear Technology Aspect. Incase youre interested in Research to the Core of your heart, but are not able to crack a Seat in IISc, but have done well in JEE Advanced, you may opt for some of the Good IISERs in that case