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← Bihar Board Class 12 PYQ
Principles of Inheritance and Variation
Bihar Board Class 12 · Biology · 55 past questions
Topic
Mendel's laws and crosses
2
Blood groups
1
Chromosomal disorders and genetic syndromes
1
Chromosomal theory, linkage and crossing over
1
Pedigree analysis
1
Sex determination and sex-linked inheritance
1
Deviations from Mendelian inheritance
0
Level
Easy
7
Moderate
0
Year
2026
5
2025
7
2024
5
2023
6
2022
2
2021
7
2020
3
2019
4
2018
6
2017
3
2016
3
2015
4
7 of 55 ·
show all
Q6
2025
Which of the following is the symbol for mating?
(with a figure)
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Q7
2025
Which of the following is not a chromosol disorder?
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Q8
2025
In which of the following females heterogamety is found?
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Q9
2025
The trait which is expressed in heterozygous plants is known as .......
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Q10
2025
How many types of genotypes are there for ABO blood groups?
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Q11
2025
Which of the following scientists prepared recombination map?
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Q12
2025
Which laws of inheritance were propounded on basis of monohybrid?…
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