Each undergraduate degree provided by Banaras Hindu University has its own set of BHU UET qualifying standards for 2021. For example, BA Hons Art candidates must have obtained a minimum of 50% in their 10+2 or equivalent examination. So, here it just cares about your overall marks. You are safe here as you have passed overall.  The candidate for B.A.(Hons.) Economics degree must have taken mathematics as one of their HSC Course. So, for this particular course you would be required to have passed maths.