Is it necessary to learn all the subjects up to 10th Standard

u r rigt aravind i'm also thinkin in d same way u think........... it's better to learn wht u lyk n in wht u intrestin frm ur childhood it's only usefull in lyk. we trying to learn wht just in book even it's not use for us lately we knw it's not use in our lyf and choose wht is beter at last.... it's better choose one particular subj in school up to 1oth dat wht we'v interest den we defntly gonna professional in dat