Genetics TNPSC Group 1 Questions

Genetics MCQ Questions

7.
Darwin wrote the book?
A.
Philosophic zoologique
B.
Systema naturae
C.
origin of species
D.
natural selection in evolution
ANSWER :
C. origin of species
8.
An artificial gene is created in a test tube in 1970 by
A.
Khurana
B.
Wilhelm
C.
Watson
D.
Crick
ANSWER :
A. Khurana
9.
Which of the following genetic disorder of human is caused due to criss-cross inheritance of recessive gene?
A.
Thalasemmia
B.
Pernicious anaemia
C.
Haemophilia
D.
Huntington's chorea
ANSWER :
C. Haemophilia
10.
The term "Cloning" is related with
A.
Environment
B.
Genetics
C.
Space technology
D.
Trade
ANSWER :
B. Genetics
11.
One gene and enzyme hypothesis was put forth by ____ in ___
A.
Jacob - E.Coli
B.
Beadle and Talum - Neurospora
C.
Jacobe and monad - Nuerospora
D.
None of these
ANSWER :
B. Beadle and Talum - Neurospora
12.
Genetic engineering is
A.
Chromosomal alterations
B.
Cytochromosomal alterations
C.
Alterations in gene
D.
Test - tube baby
ANSWER :
A. Chromosomal alterations