NCERT books will help you to clear your basic concepts which will help you to cover the further Exam syllabus. You can prfer the other books given below:

Books for Mathematics

Trigonometry by S. L. Loney

Higher Algebra by Hall & Knight

Maths XI & XII by NCERT

Co-ordinate Geometry by S. L. Loney

Problems in Calculus of One Variable by I.A. Maron

Books for Physics

Problems in General Physics by I.E. Irodov

Fundamentals of Physics by Halliday, Resnick & Walker

Concepts of Physics Vol I and II by H.C. Verma

Books for Chemistry

Organic Chemistry by Paula Bruice Yurkanis

Organic Chemistry by Morrison & Boyd

Inorganic Chemistry by J.D. Lee

Numerical Chemistry by P. Bahadur

Good Luck!