A. T.S. Venkatraman
B. R.S. Paroda
C. R.B. Singh
D. T.S. Verma
Plant Breeding and Genetics
In lucern, toxic substance is found in…………………?
A. Saponin
B. Coumarin
C. Neurotoxin
D. All the above
Split gene was first reported in……………….?
A. Drosoplulla
B. Pea
C. Cluckens
D. All the above
Low magnitude of genotype x environmental interaction indicates………………?
A. High buffering capacity
B. Stability
C. Low buffering capacity
D. Adaptability
Various crosses made using a common tester are………………?
A. Top crosses
B. Biparental cross
C. Double cross
D. Test cross
Biometrics for the study of quantitative genetics was provided by ……………….?
A. Fisher
B. Falconer
C. Mather
D. Hayman
In line x tester cross each male is crossed with………………..?
A. Different sets of females
B. Few females in a set
C. Same sets of females
D. All the above
Ratio of additive variance to phenotypic variance is called……………….?
A. Heritability (broad sense)
B. Heritability (narrow sense)
C. Co-heritability
D. Genetic gain
Specific combining ability is primarily a function of……………….?
A. Dominance variance
B. Additive x dominance epistasis
C. Dominance x dominance epistasis
D. All the above
Analysis of covanance permits estimation of…………………?
A. Environmental covanance
B. Phenotypic covanance
C. Genotypic convanance
D. All the above