Algebra Made Easy by K.P. Basu
A Problem Book in Mathematical Analysis by G.N. Berman
General Chemistry by Ebbing, Physical Chemistry by P.W. Atkins
Maths XI & XII by R.S. Agarwal
Plane Trigonometry Part I and Co-ordinate Geometry by S.L.Loney
Higher Algebra by Hall & Knight
Co-ordinate Geometry by Dr. Gorakh Prasad
Problems in Physics by A.A Pinsky
Physical Chemistry by P.Bahadur
IIT Chemistry by O.P. Agarwal
Higher Algebra by Bernard & Child
Advanced Level Physics by Nelkon and Parker
Aptitude Test Problems in Physics by S.S Krotov
A collection of questions and Problems in Physics by L.A. Sena

KVPY or Kishore Vaigyanik Protsahan Yojana is a scholarship program directly aided by the Government of India.
The syllabus generally consists of Class 12th level question in Science and maths.
The questions are objective and negative marking is present.
I have attached sample question papers. Please refer to them for an insight.
Attached Files
kvpy2010-SA-PartA.pdf(2.05 MB, 78 views)
kvpy2010-SA-PartB.pdf(2.05 MB, 52 views)
you can find e books for kvpy at this link .please try this.
http://www.examrace.com/KVPY/
Thanks & Regards
Rinkoo Gupta
AskIITians Faculty