Hi Umeer!
For admission in IIT requires to qualify all the sectional cut off and not only on the basis of a single subject. Though if you have almost the same scores in the remaining two then the overall marks obtained would be fair enough to get an IIT.
hope this answers your query,
cheers!
Admit Card | Eligibility | Application | Exam Pattern | Answer Key | Result | Counselling
Regular exam updates, QnA, Predictors, College Applications & E-books now on your Mobile