Exam

Of course! But you have to do IELTS or TOEFL which is compulsory and check for university requirements that it requires GRE or not. But its nice if you do it all along.

The admission weightage as you might have come across on shiksha itself.
It is as follows:
Entrance test = 40% ,GD = 10%,PI = 30%,Academic performance = 10% and Work experience = 10%.
Now, I think its good to go for it as you might have good GD/PI skills then your chances of selections may be high onc

Dear Sandesh,
For being eligible to take MAT exam, one needs to be graduate with at least 50% in graduation. Also, one needs to be sure about taking admission among one of the colleges which accepts MAT score.
All the very best.

There's no notification by CBSE about NEET. Even the forms are not out.

You may refer to:
http://www.gate.iitr.ernet.in/ for all GATE 2017 details.

Scholarships are not dependent on IELTS scores alone. Your overall profile will be evaluated and scholarships will be awarded on merit.

Class 11 student is not eligible to appear for JEE Mains. You will be eligible for JEE Mains 2018.

The cut-off for CAT is 65-75 percentile in NIT Warangal.

At least 250 and more marks are required in JEE Mains exam to get admission in top IITs.