I passed with 55% marks in B.Sc zoology, am I able to get admission to M.Sc zoology at Central university Shahpura?

If you have 55 percent, you are eligible to get admission to any central university in India, not only at University Shahpura. 

55% is the minimum criteria for any Institute in India: IITs, IISC, or central university. This is for unreserved and category. If you belong to the SC and ST category, then