Central Board Of Secondary Education [CBSE] — Getting low marks or not getting marks according to objective criteria given by our education minister in class 12 th 2021

I just want say that please check or review my exam again and i am getting very low percentage in class 12th it is not on the basis of objective criteria given by our education minister because i got 72.6 percent in 10th and 87.6 percent in class 11th and in 12th i did'nt get the satisfactory marks and even i got compartment in a subject but how is that possible without giving exam i just want plz re check or re review the paper.