Agriculture MCQs

2794 MCQs  (Page 235 of 280)

Estimation of correlation form error variances and covariance’s is________________?
A. Genotypic correlation
B. Phenotypic correlation
C. Simple correlation
D. Environmental correlation
Ratio of genotypic covariance to the phenotypic covariance is____________________?
A. Heritability (b.s)
B. Genetic gain
C. Co-heritability
D. Genetic advance
The term micro and macro environment was given by___________________?
A. Robinson (1948)
B. Lemer (1954)
C. Perkins (1971)
D. Comstock and moll (1963)
Discriminant function of plant selection was suggested by____________________?
A. Smith (1936)
B. Yates (1947)
C. Griffing (1956)
D. Kempt horne (1957)
Pure line theory was developed by_______________?
A. Thoday (1960)
B. Mather (1951)
C. Allard (1957)
D. Johannsen (1903)
High values of genetic advance are indicative of____________________?
A. Dominance gene action
B. Additive gene action
C. Non-additive gene action
D. Partial dominance gene action