GRE

As per your graduation score, you have to appear for GRE. GRE is not mandatory for Canadian universities, but it is a profile booster.

1. Engineering – Master's
1.1 Average Verbal: 157
1.2 Average Quantitative: 165
2. Engineering – Ph.D
2.1 Average Verbal: 159
2.2 Average Quantitative: 166
3. Education – Masters
3.1 Average Verbal: 158
3.2 Average Quantitative: 153
4. Education – Ph.D
4.1 Average Verbal: 158
4.2 Average Quantitative: 154

Don't worry, you should put your name in GRE registration form as per your passport, don't fill up the middle name portion and you should include your middle name with your first name.

Sure. Begin by preparing word lists. Enhance your comprehension and speed reading. Second year is the right time.

Just visit https://shiksha.com, and you will get to know about all the universities and their admission criteria, fee structure, scholarship, accommodation, and ratings.

Hi,
Yes, you can do MBA after doing BA. As such, exams are mandatory to get admitted in top colleges abroad. Giving IELTS and TOEFL is also acceptable in most of the universities abroad.

You can check the below mentioned link:
http://www.hotcoursesabroad.com/india/test-preparation/how-to-prepare-for-gre-exam/masters-in-usa-without-gre-gmat/

Hello, yes you can take GRE after B.Sc., it is usually taken after a Bachelors degree to pursue Masters degree majorly in US and Canada. There is no eligibility criteria on the whole.
Why don't you check: ets.org/gre, this is the official GRE website.

You may start preparing it now and strengthen all your basic concepts as now a days mock tests are available on net. That will give you an idea about how much more preparation or coaching is required. Since, scores for GRE are valid up to 5 years and TOEFL 2 years, you can take tests in the final year.