MCQ on Biometrical Genetics / Quantitative Genetics Part -3 For ARS NET / SRF Exams

 

1. Biometrical techniques which are used for assessment of polygenic variation

(i) Metroglyph analysis

(ii) D² statistics

(iii) Component of variance

(iv) All of these

2. Biometrical technique which helps in selection of elite genotypes from diverse genetic population

(i) Correlation analysis

(ii) Path analysis

(iii) Discriminant function analysis

(iv) All of these

3. Biometrical technique which helps in determination of yield components

(i) Path analysis

(ii) Correlation analysis

(iii) Discriminant function analysis

(iv) All of these

4. Biometrical technique which helps in choice of parents and breeding procedures

(i) Diallel cross, partial diallel cross and line × tester cross analysis

(ii) Triallel cross, quadriallel cross analysis

(iii) Biparental cross, triple test cross (TTC) and generation means analysis

(iv) All of these

5. Biometrical technique which helps in study of gene action

(i) Diallel cross, partial diallel cross and line × tester cross analysis

(ii) Triallel cross, quadriallel cross analysis

(iii) Biparental cross, triple test cross (TTC) and generation means analysis

(iv) All of these

6. Biometrical technique which helps in assessment of stability (varietal adaptation)

(i) Partitioning of variance and regression analysis

(ii) Multivariate techniques

(iii) Non-parametric statistics

(iv) All of these

7. Quantitative genetics provides information about
(i) Variability and heritability
(ii) Combining ability and adaptation
(iii) Gene action and yield attributes
(iv) All of these

8. The estimates of quantitative genetics are influenced by
(i) Genetic material
(ii) Sample, size and method of calculation
(iii) Sampling method and conduct of experiment
(iv) All of these

9. Classificatory techniques includes
(i) Metroglyph analysis
(ii) Discriminant function analysis
(iii) D² statistics
(iv) Both (i) and (iii)

10. Biometrical technique which provides an estimation of combining ability
(i) Diallel cross, partial diallel cross and line × tester cross analysis
(ii) Triallel cross, quadriallel cross and generation means analysis
(iii) Biparental cross, triple test cross (TTC) and generation means analysis
(iv) All of these