Engineering

You can go visit the centre prior to the day of the exam if you don't know the location and want to confirm it so that it will be easy for you to reach there on the exam day. But, not at all important to visit if you are sure you'll reach there on time.

MHCET is the best option and it offers top engineering institutes in Maharashtra like COEP, VIT, etc.

I have no idea about North India, but In Maharashtra, MIT College of Food Technology is a good option.

You cannot get admission in IIT on the basis of JEE Mains, but clearing it is an eligibility criterion for taking JEE Advanced which is the exam for getting into IIT.
For JEE Mains, you need a minimum of 100 marks to stand a chance, but you are still not in the safe zone.
As every year the cut-off rev

If you are interested in pursuing your career as a Design Engineering, you can learn one of the design software like AutoCAD, CATIA, PTC Creo, SolidWorks, etc. In case you are interested in analysis/simulation, you can go through some short courses in analysis software like Ansys, MoldFlow, Fluent,

You can join any Aircraft company where you can work as technician, aircraft management because of increased air vehicles, along with the defence like airforce where you can work as air fighter pilot. You can attend any mechanical interview in your college, and if there are interested in you may get

Dear Pooja!
Absolutely yes!
For getting admission in MSc Environmental Science, you need to score more than 50% in your graduation. However, if you are SC/ST you need 45% aggregate in graduation. But your subjects in graduation should consists the subjects like Physics, Chemistry, Biology, Environment

Yes, it will be valid all over the world.

Yes, but the quality of college you get may not be of high standard.