Genetics TNPSC Group 2 2A Questions

Botany & Zoology

Genetics MCQ Questions

1.
Genetics is the study of
A.
Cell division
B.
Growth and differentiation
C.
Reproduction
D.
Mechanism of inheritance
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ANSWER :
D. Mechanism of inheritance
2.
What is Dr.Hargobind Khurana known for?
A.
Synthesis of genes
B.
Synthesis of enzymes
C.
Synthesis of urea
D.
Synthesis of benzene
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ANSWER :
A. Synthesis of genes
3.
what is gene?
A.
A medicine to overcome old age
B.
The smallest living organism
C.
an elementary unnit of heredity
D.
None of these
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ANSWER :
C. an elementary unnit of heredity
4.
Which are responsible for hereditary character?
A.
Nuclei
B.
Genes
C.
Mitochondria
D.
Cytoplasm
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ANSWER :
B. Genes
5.
The chief function of genes is
A.
to regulate cellular respiration
B.
provide instruction for protein synthesis
C.
to assist in fat metabolism
D.
to assist in carbohydrate metabolism
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ANSWER :
B. provide instruction for protein synthesis
6.
Which of the following terms indicates the origin of life in earth?
A.
Biopoesis
B.
Biogenesis
C.
Protobiogenesis
D.
All of these
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ANSWER :
B. Biogenesis