2013 spring f1 visa rejected,ofc in hyd n visa in chennai

F1 Visa rejected for Spring 2013 in Hyderabad for University of Houston, Clearlake
visa status:rejected
date :nov 19
consulate:chennai
ofc:hyd
done with all security formalties,really such a high tension,iam oozingoff my confidence but slowly got normal.while giving me the token num,officier gave a different look by seeing the stampof ofc in hyd.here goes my vi
vo:gudmrng how do u do?
me:hii sir hw r u
vo:iam fine(with smile)so u r gng to which school?
me:univ of houstn clearlake sir
vo:wat repeat again(i spelled it correctly)
vo:ug %
me:sir i got 68% with 2 baklogs but the pretty intrestng thing is that i hav 90% scale in all labs n project sir(gave a perfect positive sighn)
voass me ur score cards
me:ha sure sir(gre 2 attempts Q153 V137,Q150V142)
ielts 6 (L5.5 W5.5 R 6 S 7)here my fate faded!!! he gave a weired look and went to the next counter VO who is in his early 40's n waited for him.as tat officer was busy with VI he did't responded so he came back and asked y this univ
me:sir it offers such a fabulous curriculam tat we get a strng foundation n its such student frndly tat we have an option either to go with projects or research n i also got DFS scholarship
vo:sorry sir i strngly appolagise tat i can't give u visa
me:sir can i know the reason
vosomethng like immigratin n all such i did't understood even a sngle word after that)n gave him an xpotallylanation that i wil cmebak to india after my study blah blah b lah
thts it ****edoff