Yes sir,  i understand your query regarding this as your marks in 10 th and 12 th are good as B.Sc. Zoology or Bachelor of Science inZoology is an undergraduate Zoology course.Zoology is the branch of biology which relates to the animal kingdom, including the structure, embryology, evolution, classification, habits, and distribution of all animals, both living and extinct.also i would like to tell you that the vcancy for zoology is there but in whivmch state or college you want to amtake admission in zoology as there are so many colleges for it. 

Ask me in comments for further query. 

Good luck!!