B.Tech

BS+MS would be a good option. The reason is that it is always important to study in a reputed institution like IISER. If you study in other colleges you will not experience the practicalities of what you study.

No, Jaypee Institute of Information Technology does not give admission on the basis of UPSEE marks/rank. JIIT only gives admission on the basis of JEE Mains rank.

The best college you can get on the basis of your 12th percentage is Anna University. It is currently ranked 8th by NIRF. Leaving behind all the NITs and new IITs you can apply for Anna University on the basis of your PCM marks. Other good option may include Amity University.

It's not always certain, every year it changes according to the paper and the merit. If the paper is tough then the qualifying marks would be low and if it’s easy then the qualifying marks would be high and the merit is decided accordingly. There is no exact qualifying score.

https://www.shiksha.com/articles/5-best-countries-to-study-engineering-blogId-5634
Please click on the above link to get all details about B.Tech colleges outside India.

It purely depends on your interest if you want still continue technical side or switch over to management.

You can pursue ME in materials engineering, nanotechnology or mechanical engineering in a few institutes. All these have difference scopes and job opportunities depending upon what college you choose for your Masters. Choosing between ME, MBA or civil services on the other hand depends upon you inte

If you consider all the colleges in Pune and compare them on the basis of placement then the performance of this college is good.

I would say it depends on you and what exactly you want to do later in life. It’s not about the scope and job opportunities solely. You can excel in all these fields later in life if given time and hard work. I would suggest you to think more about what interests you and then choose accordingly.