hello there,
There is no specific eligibility criteria for KL University it is just that
1. Candidates have to be successful in KLEEE (KL Engineering Entrance Examination)/ JEE-Main/ JEE-Advanced /  State Level Engineering Entrance Exams across India including EAMCET and Merit in Sports/Cultural Activities.
2. And for admissions into B tech  courses the basic eligibility is :

1.  Pass in 10+2 or equivalent examination with 60% and above in aggregate and 60% and above in Group subjects.
2. Students with Physics, Chemistry and Mathematics (PCM) are eligible for all B.Tech programmes including Bio-Technology.

You can apply for KL university .As this is deemed univerisity and therefore its cut off would not be too high. There are also scholarships for fee waiver that the university offers, do check if you are eligible for any on it's official website.

Also, You can use the college predictor tool and participate in Jossa counselling to get a list of colleges available to you:
https://engineering.careers360.com/jee-main-college-predictor?icn=QnA&ici=qna_answer

Hope it helps!