First systematic approach for stability analysis of cultivar was made by:
A) Finlay and Wilkinson
B) Eberhart and Russell
C) Perkins and Jinks
D) Freeman and Perkins
Floating rice is an example of:
A) Specific genotypic adaptation
B) Specific population adaptation
C) General genotypic adaptation
D) General population adaptation
Composite variety is an example of:
A) Specific genotypic adaptation
B) Specific population adaptation
C) General genotypic adaptation
D) General population adaptation
Which of the following has specific population adaptation?
A) Synthetic varieties
B) Composite varieties
C) Floating rice
D) Semidwarf varieties of wheat and rice
The term homeostasis was coined by:
A) Comstock and Moll
B) Eberhart and Russell
C) Lemer
D) Perkins and Jinks
The terms micro and macro-environments were given by:
A) Lerner
B) Comstock and Moll
C) Perkins and Jinks
D) None of the above
The fitness of a genotype to a given environment is referred to as:
A) Adaptation
B) Adaptability
C) Stability
D) None of these
The capacity of a genotype for genetic change in adaptation is called:
A) Stability
B) Adaptability
C) Adaptation
D) All of the above
The suitability of a variety for general cultivation over a wide range of environmental conditions is known as:
A) Adaptation
B) Adaptability
C) Stability
D) Heritability
Low magnitude of G × E interaction of a population indicates:
A) High buffering capacity
B) Low buffering capacity
C) Medium buffering capacity
D) No buffering capacity

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