hello sonveer,

your chance is little bit tough. ISRO Exam 2017 Eligibility. BE/B.Tech or equivalent qualification in first class with an aggregate minimum of 65% marks or CGPA 6.84/10 (average of all semesters for which results are available). Minimum of 65% marks or CGPA 6.84 in section B alone for candidates with AMIE/Grad IETE qualification .

you can also check here in detail

https://engineering.careers360.com/articles/isro-recruitment

thank you.