Genetics and Biotechnology CDS Questions

CDS Biology

Genetics and Biotechnology MCQ Questions


1.
Who is known as the 'Father of Genetics'?
A.
Charles Darwin
B.
Gregor Johann Mendel
C.
Thomas Hunt Morgan
D.
Hugo de Vries
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ANSWER :
B. Gregor Johann Mendel
2.
Mendel performed his classical experiments on which plant?
A.
Mirabilis jalapa
B.
Drosophila melanogaster
C.
Pisum sativum (Garden Pea)
D.
Zea mays (Maize)
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ANSWER :
C. Pisum sativum (Garden Pea)
3.
How many pairs of contrasting characters did Mendel study in garden pea?
A.
Five
B.
Nine
C.
Seven
D.
Three
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ANSWER :
C. Seven
4.
Mendel's work was rediscovered in 1900 by three scientists. Which one of the following was NOT among them?
A.
Hugo de Vries
B.
Carl Correns
C.
Erich von Tschermak
D.
Thomas Hunt Morgan
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ANSWER :
D. Thomas Hunt Morgan
5.
What is the phenotypic ratio obtained in the F2 generation of a typical Mendelian monohybrid cross?
A.
1 : 2 : 1
B.
9 : 3 : 3 : 1
C.
3 : 1
D.
1 : 1
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ANSWER :
C. 3 : 1
6.
The genotypic ratio of a monohybrid cross (Tt × Tt) in F2 generation is:
A.
3 : 1
B.
9 : 3 : 3 : 1
C.
1 : 1 : 1 : 1
D.
1 : 2 : 1
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ANSWER :
D. 1 : 2 : 1