Hello applicant,

*Has you know Osmania University, Hyderabad has released the syllabus of TS SET 2020 Syllabus for all the  29 subjects including botany . And it is important for you to check the TS CET syllabus 2020 and exam pattern before the preparation of exam itself . TS SET syllabus is given separately for Paper I and Paper II, where Paper I is common for all the candidates. You can also opt for a subject for your choice for paper 2.So, I will provide you with our link in which you will get to know all the information about the syllabus , exam pattern and many more:-

https://competition.careers360.com/articles/ts-set-syllabus

Hope it helpful

If you think you can study all by yourself then self study is good.  Give mock tests and stay in contact with your teachers.  As you are a repeater you have studied all.  So it is good to repeat by yourself.  But give full marks exams with teacher's guide line.