As per the Institute career development and Placement council of IISER BHOPAL, no data are found regarding the BS placements. But it stated that for BS-MS integrated courses of all the subject 87% students got placed.

Now if you ask my personal opinion I would recommend you to go for BS-MS course in IISER if you are getting because in Science and Social Sciences getting a job without MS is really hard.

For ICDP IISER BHOPAL you may visit the link provided below:

https://www.iiserb.ac.in/doaa/bs-programme

I hope my answer helps. All the very best for your future endeavors!