B.Tech Scope

To get the details of petroleum engineering to pursue as career, visit the link below -
https://www.shiksha.com/careers/petroleum-engineer-169.

Pursue English (Hons.) first, then being a graduate, you will be eligible to crack any examination & make your future secure & bright.

You can do and for Placements details visit www.cgc.ac.in

There are many other options too such as Database management, Big data and data analytics. It depends on your interest basically. And you can always do a job first and then get your post graduation degree.

Both are equally good probabky you can't do any comparison of any of this two degrees.

Very sorry to say but probably not.

You have a very good career option, if you are perusing your aerospace engineering, because Indian government is going to elaborate the airports and you will be happy after listening that. More than 350 new airports are going to be made apart from private sector. You have very nice opportunity in government sector. Also, you can get into Air Force and any defense wing.

Eligibility Criteria for M.Tech in Environmental Studies:
A Maters degree in Environmental Science can be pursued if a candidate has a Bachelors in Engineering or technology in environmental or civil engineering. Since, you have a B.Tech degree you automatically qualify to apply for M.Tech in environmental studies. You should also have appeared and cleared the GATE entrance exam. Some colleges and institutes have their own internal exam followed by a personal interview as well.
Regards.

M.Tech Environmental Science Eligibility
They should a pass degree of B.E./B.Tech. In CS/IT /Biotech/ Environmental Sciences or Master's degree in Programming/ Mathematics/Sciences.
* Hence, its not possible for an ECE graduate to opt for ME/M.Tech in environmental studies. There can be a possibility that some college may offer but the probability is quite low.

Yes, surely. You can get admission into B-Schools by getting eligible MAT score for that particular year of joining. But, get ready for a valid answer in the admission interview for your 3 years gap and you've will close that gap.