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Previous year question hub

Principles Of Inheritance And Variation - Botany - Biology Previous Year Questions

Practice Principles Of Inheritance And Variation - Botany - Biology previous year questions organised from real papers, with year-wise coverage and clear topic navigation.

39Papers
27Years
184Questions
1Topics

Principles Of Inheritance And Variation question pattern

Every graph below is calculated only from this selection.

Questions by year

Year-wise coverage for Principles Of Inheritance And Variation. Each bar uses a separate theme-derived color.

Difficulty distribution

How the classified questions are distributed by difficulty.

Not classified 176 95.7%
Easy 7 3.8%
Medium 1 0.5%

Question type distribution

MCQ, numerical, multiple-select and other formats found in these papers.

Multiple Choices 184 100%

Subject weightage

Top subjects by unique question coverage.

Biology
184 Qs

Most asked topics

Top topics across the included previous year papers.

Botany
184 Qs

Subtopic coverage

Top subtopics inside this exact selection.

Principles Of Inheritance And Variation
184 Qs

Paper coverage

Question coverage for the most populated papers. Every active PYP paper remains listed below.

NEET 2026
5 Qs
RE-NEET 2026
3 Qs
NEET 2025
3 Qs
NEET 2024
5 Qs
NEET 2024 RE EXAMINATION
5 Qs
NEET 2023
5 Qs
NEET 2023 MANIPUR
5 Qs
NEET 2022 PHASE 2
7 Qs
NEET 2022 Phase 1
6 Qs
NEET 2021
3 Qs
NEET 2020 PHASE 1
3 Qs
NEET 2019
6 Qs
AIIMS 2019
4 Qs
AIIMS 2018
5 Qs
NEET 2018
3 Qs
NEET 2017
5 Qs
NEET 2016 PHASE 1
6 Qs
NEET 2016 PHASE 2
2 Qs
AIPMT 2015 Cancelled Paper
6 Qs
NEET 2015
6 Qs
NEET 2014
3 Qs
NEET 2013
5 Qs
NEET 2013 KARNATAKA
2 Qs
AIPMT 2012 MAINS
3 Qs
AIPMT 2012 PRELIMS
2 Qs
AIPMT 2011 PRELIMS
3 Qs
AIPMT 2011 MAINS
2 Qs
AIPMT 2010 PRELIMS
5 Qs
AIPMT 2010 MAINS
4 Qs
AIPMT 2009
5 Qs
AIPMT 2008
2 Qs
AIPMT 2007
5 Qs
AIPMT 2006
9 Qs
AIPMT 2005
8 Qs
AIPMT 2004
6 Qs
AIPMT 2003
7 Qs
AIPMT 2002
6 Qs
AIPMT 2001
9 Qs
AIPMT 2000
5 Qs

Included previous year papers

Newest papers appear first. Sort by year, question coverage or name.

PaperYear / sessionQuestions in this viewOpen
NEET 202620265View paper
RE-NEET 202620263View paper
NEET 202520253View paper
NEET 202420245View paper
NEET 2024 RE EXAMINATION20245View paper
NEET 202320235View paper
NEET 2023 MANIPUR20235View paper
NEET 2022 Phase 120226View paper
NEET 2022 PHASE 220227View paper
NEET 202120213View paper
NEET 2020 PHASE 120203View paper
AIIMS 201920194View paper
NEET 201920196View paper
AIIMS 201820185View paper
NEET 201820183View paper
NEET 201720175View paper
NEET 2016 PHASE 120166View paper
NEET 2016 PHASE 220162View paper
AIPMT 2015 Cancelled Paper20156View paper
NEET 201520156View paper
NEET 201420143View paper
NEET 201320135View paper
NEET 2013 KARNATAKA20132View paper
AIPMT 2012 MAINS20123View paper
AIPMT 2012 PRELIMS20122View paper
AIPMT 2011 MAINS20112View paper
AIPMT 2011 PRELIMS20113View paper
AIPMT 2010 MAINS20104View paper
AIPMT 2010 PRELIMS20105View paper
AIPMT 200920095View paper
AIPMT 200820082View paper
AIPMT 200720075View paper
AIPMT 200620069View paper
AIPMT 200520058View paper
AIPMT 200420046View paper
AIPMT 200320037View paper
AIPMT 200220026View paper
AIPMT 200120019View paper
AIPMT 200020005View paper

All Principles Of Inheritance And Variation previous year questions

Practice every matching question in batches of 20, with every available option.

1
2000 · Biology · Botany · Principles Of Inheritance And Variation
AIPMT 2000
Due to the cross between TTRr × ttrr the resultant progenies showed how many percent plants tall, red flowered :
A
50%
B
100%
C
75%
D
25%
Open complete paper
2
2000 · Biology · Botany · Principles Of Inheritance And Variation
AIPMT 2000
In Drosophila the XXY condition leads to femaleness whereas in human beings the same condition leads to Klienfelter's syndrome in male. It proves :
A
Y chromosome is active in sex determination in both human beings and Drosophila
B
In Drosophila Y-chromosome decides femaleness
C
Y chromosome of man have genes for syndrome
D
In human beings Y chromosome is active in sex determination
Open complete paper
3
2000 · Biology · Botany · Principles Of Inheritance And Variation
AIPMT 2000
Mongolian idiots are due to trisomy in 21st chromosome is called :
A
Kleinfelters syndrome
B
Down's syndrome
C
Turner's syndrome
D
Triplex syndrome
Open complete paper
4
2000 · Biology · Botany · Principles Of Inheritance And Variation
AIPMT 2000
According to mendelism which character is showing dominance ?
A
Green colour in seed coat
B
Wrinkled seed
C
Terminal position of flower
D
Green pod colour
Open complete paper
5
2000 · Biology · Botany · Principles Of Inheritance And Variation
AIPMT 2000
Erythroblastosis foetalis is caused when :
A
Rh– female & Rh+ male
B
Rh– female & Rh– male
C
Rh+ female & Rh+ male
D
Rh+ female & Rh– male
Open complete paper
6
2001 · Biology · Botany · Principles Of Inheritance And Variation
AIPMT 2001
Male XX and female XY sometime occur due to
A
Aneuploidy
B
Deletion
C
Transfer of segments in X and Y chromosomes
D
Hormonal imbalance
Open complete paper
7
2001 · Biology · Botany · Principles Of Inheritance And Variation
AIPMT 2001
Two nonallelic genes produces the new phenotype when present together but fail to do so independently then it is called : -
A
Polygene
B
Complimentry gen
C
Non complimentry gene
D
Epistasis
Open complete paper
8
2001 · Biology · Botany · Principles Of Inheritance And Variation
AIPMT 2001
Independent assortment of genes does not takes place when : -
A
Genes are located on non-homologous chromosome
B
Genes are linked and located on same chromosome
C
Genes are located on homologous chromosomes
D
All the above
Open complete paper
9
2001 · Biology · Botany · Principles Of Inheritance And Variation
AIPMT 2001
When dominant and recessive allels express itself together it is called : -
A
Dominance
B
Pseudo dominance
C
Co-dominance
D
Amphidominance
Open complete paper
10
2001 · Biology · Botany · Principles Of Inheritance And Variation
AIPMT 2001
Ratio of complementry genes is : -
A
9 : 3 : 4
B
9 : 7
C
12 : 3 : 1
D
9 : 3 : 3 : 4
Open complete paper
11
2001 · Biology · Botany · Principles Of Inheritance And Variation
AIPMT 2001
A and B genes are linked. What shall be genotype of progeny in a cross between AB/ab and ab/ab : -
A
AABB and aabb
B
None
C
AaBb and aabb
D
AAbb and aabb
Open complete paper
12
2001 · Biology · Botany · Principles Of Inheritance And Variation
AIPMT 2001
Number of Barr bodies in XXXX female is
A
3
B
1
C
2
D
4
Open complete paper
13
2001 · Biology · Botany · Principles Of Inheritance And Variation
AIPMT 2001
Probability of four son to a couple is : -
A
\(1 \over 16\)
B
\(1 \over 8\)
C
\(1 \over 4\)
D
\(1 \over 32\)
Open complete paper
14
2001 · Biology · Botany · Principles Of Inheritance And Variation
AIPMT 2001
Sickle cell anaemia is induce to : -
A
Change of Amino acid either a or b chain of Haemoglobin
B
Change of Amino Acid in a chain of Haemoglobin
C
Change of Amino acid in both a and b chain of Haemoglobin
D
Change of Amino Acid in b chain of Haemoglobin
Open complete paper
15
2002 · Biology · Botany · Principles Of Inheritance And Variation
AIPMT 2002
There are three genes a, b and c. The percentage of crossing over between a and b is 20%, b and c is 28% and a and c is 8%. What is the sequence of genes on chromosome
A
a, b, c
B
b, a, c
C
a, c, b
D
None
Open complete paper
16
2002 · Biology · Botany · Principles Of Inheritance And Variation
AIPMT 2002
A gene said to be dominant if : -
A
It expressed only in heterozygous condition
B
It express it's effect only in homozygous stage
C
It never expressed in any condition
D
It expressed both in homozygous and heterozygous condition
Open complete paper
17
2002 · Biology · Botany · Principles Of Inheritance And Variation
AIPMT 2002
On selfing a plant of F1 generation with genotype “AABbCC”,the genotypic ratio in F2 generation will be
A
1 : 1
B
3 : 1
C
9 : 3 : 3 : 1
D
27 : 9 : 9 : 9 : 3 : 3 : 3 : 1
Open complete paper
18
2002 · Biology · Botany · Principles Of Inheritance And Variation
AIPMT 2002
Which of the following is a correct match -
A
Sickel cell anaemia = X – Chromosome
B
Down Syndrome = 21st Chromosome
C
Haemophilia = Y – Chromosome
D
Parkinson Disease = X & Y Chromosome
Open complete paper
19
2002 · Biology · Botany · Principles Of Inheritance And Variation
AIPMT 2002
A diseased man marries a normal woman. They get three daughter and five sons. All the daughter were diseased and sons were normal. The gene of this disease is : -
A
Sex linked dominant
B
Autosomal dominant
C
Sex linked recessive
D
Sex limited character
Open complete paper
20
2002 · Biology · Botany · Principles Of Inheritance And Variation
AIPMT 2002
Which of the following is the example of pleiotropy ?
A
Thalassemea
B
Haemophilia
C
Sickle cell anaemia
D
Colour blindness
Open complete paper

Showing 20 of 184 questions