General criteria for PGT:

• Masters Degree in Botony/Zoology/Life Sciences/ Bio. Sciences/ Genetics/Micro Biology/Bio-Technology/ Molecular Bio/ Plant Physiology given that they’ve researched Botany and Zoology at Graduation level from a recognized university with at least 50% aggregate marks. But in case a candidate is (https://www.biotecnika.org/2019/02/kendriya-vidyalaya-hiring-biosciences-teachers/) having a Masters’s Degree from another university it is mandatory to have B.Ed or equivalent degree from a recognized university.

Now as you haven't mentioned your state then its hard to say. Although, if in the notifications its mentioned zoology/Botany/ or any relevant subjects then also you are eligible.

I hope my answer helps. All the very best for your future endeavors!