Biology Multiple Choice Questions and Answers for Different Competitive Exams

Multiple Choice Questions on Mendelian Genetics

1. The innate tendency of offspring to resemble their parents is called
a) varaition
b) heridity
c) inheritance
d) resemblance
2. The tendency of offspring to differ from parents is called
a) varaition
b) heridity
c) inheritance
d) resemblance

3. Who is regarded as the father of genetics?image
a) Bateson
b) Morgan
c) Mendel
d) watson
4. Mendel’s experimental material was
a) Pisum sativum
b) Lathyrus odaratus
c) Oryza sativa
d) Mirabilis jalappa
5. Mendel presented his works in
a) Natural History Society in Russia
b) Natural History Society in America
c) Natural History Society in Brunn
d) Natural History Society in Germany

6. Mendel’s findings were rediscovered by
a) De vries
b) Correns
c) tschermak
d) all of the above
7. The physical expression or appearance of a character is called as
a) morphology
b) geneoype
c) phenotype
d) ecotype
8. Genotype is the
a) genetic constitution
b) genetic constitution of the phenotype
c) trait expressed
d) expressed genes
9. The alternate forms of a gene is called
a) recessive character
b) dominant character
c) alleles
d) alternative gene
10. If the genotype consists of only one type of allele. It is called
a) homozygous
b) hetreozygous
c) momoallelic
d) uniallelic

11. The number of types of gametes produced by a homozygous individual is
a) 1
b) 2
c) 3
d) many
12. If different alleles are present in the same genotype then it is called
a) homozygous
b) hetreozygous
c) diallelic
d) polyallelic
13. During his experiments, Mendel called genes by the term
a) factors
b) traits
c) characters
d) qualities
14. The number of types of gametes produced by a heterozygous individual is
a) 1
b) 2
c) 3
d) many
15. Mendel was a
a) Austrian biology teacher
b) Austrian monk
c) Austrian scientist
d) Austrian mathematician
Answers
1. b) heridity
2. a) varaition
3. c) Mendel
4. a) Pisum sativum
5. c) Natural History Society in Brunn
6. d) all of the above
7. c) phenotype
8. b) genetic constitution of the phenotype
9. c) alleles
10. a) homozygous
11. a) 1
12. b) hetreozygous
13. a) factors
14. b) 2
15. b) Austrian monk
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