Hello Anushka,

The eligibility criterion for admission to B. Sc. Zoology is that the candidate must have studied Physics, Chemistry, and Biology in XII standard.

The common eligibility criterion for pursuing B.Sc. Hons. in Zoology degree is qualifying 10+2 in science or equivalent examination with a minimum of 50% marks obtained in Biology subject and in aggregate from a recognized board of the country. 

So, yes, you are eligible.