Hello Shilpa Sree. Thanks for contacting Careers360 and we hope we will be able to answer your query. 

I would like to advice you to come within the top 500 on NEET UG to stand a good chance of getting into the reputed IISc. 

Note that the applications for admissions have started. For more information, I would like to direct your attention to the official website of IISc:

• http://www.iisc.ac.in/ug/news.html

Also, please see here:

• https://admission.aglasem.com/iisc-ug-admission/

Hope this helps you and all the best!