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For Physics, you may refer Fundamentals of Physics By David Halliday, Robert Resnick, Jearl Walker ( Publisher: Wiley). Also, Concept of Physics By DC Pandey
For Chemistry, you may refer Modern ABC of Chemistry for Class  XI With CD By Modern Publishers. NCERT Physical & Organic Chemistry By OP Tandan
For Mathematics, you may refer Mathematics For Class XI By R. D. Sharma (Publisher: Dhanpat)
For Biology, you may refer Elementary Biology (Volume - 1)By K.N. Bhatia, M.P. Tyagi (Publisher: Trueman)