hello aspirant,

note that, some of the popular msc biotechnology entrances are iit jam, jnu ceeb, etc.  follow the previous papers of mentioned entrance test as in the official website of kariavattom, there is no previous years questions papers

some of the books you may follow to prepare for msc entrance test is,

JNU Combined M.Sc. Biotechnology Entrance Examination Guide  by RPH Editorial Board.

MCQs for M.Sc. Biotechnology Entrance Examinations Paperback

by Dr. Vishal P. Deshmukh (Author), Dr. Varsha V. Deshmukh (Author), Dr. Vivek R. Narkhedkar.

we can help you get the previous year sample papers for the exam.

check the link-

https://university.careers360.com/download/sample-papers

hope that helps