Career

I can help you overhere. See, before getting into some course after 12th, you must first know about all the other courses too. Commerce in +2 opens doors to BBA-then-MBA, BCom-MCom, BCom-MBA, and even to BA courses. Choose wisely. All the best !!

You can take up science but you'll have to focus onto that very intensely. Science with maths opens doors not just to engineering, but also for BBA, BCom and all the other fields. All the best !!

You can go for Bachelor of Pharmacy. It's a 4 year degree course.

Medical technology(Lab technician) will be better coz availability of jobs in this field is more. Even if you have Msc in biochemistry you can get job in medical Colleges also.

Traveling indeed is an adventure on its own and what could be better than being offered a jobs that would include travel as a integral part of the profile.
Such careers not only offer lucrative packages and experiences but also keeps you away from the monotony of a desk job.
you can also go through this interesting article i came across on shiksha
https://www.shiksha.com/7-jobs-that-pay-you-to-travel-across-the-world-article-4224-1

Average salary of a mechatronics engineer is 4 lakh rupees.

Go for FTII, Pune or SRFTI, Kolkata. All the best.