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← Bihar Board Class 12 PYQ
Biotechnology: Principles and Processes
Bihar Board Class 12 · Biology · 74 past questions
Topic
Cloning vectors and plasmids
2
Transgenic organisms and applications
2
Gene transfer and host cell preparation
1
Restriction enzymes and recognition sites
1
Bioreactors and downstream processing
0
Ethics and biopiracy
0
Isolation and separation of DNA
0
PCR and detection techniques
0
Level
Easy
2
Moderate
0
Year
2026
1
2025
0
2024
2
2023
2
2022
3
2021
0
2020
1
2019
3
2018
6
2017
0
2016
1
2015
1
2 of 74 ·
show all
Q26
2023
‘Cry-gene’ prevents which crop from bollworm ?
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Q27
2023
Which transgenic plant is rich in β–carotene and ferritin in the following ?
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