i am doing bsc with zoology botany and English can i eligible to give iit jam , cuet pg , and gat -B exam

Yes, you are eligible for these entrance exams , but the course you can apply for depends on the eligibility criteria of the university or institute.

• IIT JAM: Yes. Students pursuing a B.Sc. with Zoology, Botany, and English are eligible to appear for IIT JAM, provided they meet the eligibility requirements of the admitting institute for the specific M.Sc. programme. You can typically apply for subjects such as Biotechnology, Biological Sciences (where offered), or other eligible programmes based on your academic background.
• CUET PG: Yes. You are eligible to appear for CUET PG . You can apply for postgraduate programmes such as M.Sc. Zoology, M.Sc. Botany, Life Sciences, and other related courses, subject to the eligibility criteria of the university you choose. Different universities may have different subject requirements.
• GAT-B: Yes. Students with a B.Sc. in Biological Sciences (including Zoology and Botany) are generally eligible for GAT-B for admission to DBT-supported M.Sc. Biotechnology and allied programmes, provided they satisfy the eligibility criteria of the participating institutions.