Hello Princess Anjali Pillai. Thanks for contacting Careers360 and we hope we will be able to answer your query.
I would like to direct your attention to this Careers360 article for more information about the eligibility criteria for SET:
Summary:SET Eligibility Criteria for appearing in SET 2018
Candidates must have passed class 12th or 10+2 with Physics and Mathematics as compulsory subjects along with one subject from Chemistry/ Biotechnology/ Biology/ Technical Vocational.
In the qualifying examination (12th or 10+2), General category candidates must have secured minimum 45% aggregate marks, while reserved category candidates should have at least 40% marks.