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← Bihar Board Class 12 PYQ
Biotechnology: Principles and Processes
Bihar Board Class 12 · Biology · 74 past questions
Topic
Bioreactors and downstream processing
1
Isolation and separation of DNA
1
PCR and detection techniques
1
Restriction enzymes and recognition sites
1
Cloning vectors and plasmids
0
Ethics and biopiracy
0
Gene transfer and host cell preparation
0
Transgenic organisms and applications
0
Level
Easy
1
Moderate
0
Year
2026
1
2025
3
2024
0
2023
1
2022
4
2021
1
2020
1
2019
0
2018
3
2017
0
2016
0
2015
1
1 of 74 ·
show all
Q43
2021 Set H
Restriction enzymes are
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