MCQ on Biometrical Genetics / Quantitative Genetics Part -26 For ARS NET / SRF Exams

 

1. **Concept of path coefficient analysis was given by**

   (i) Dewey and Lu (1959)

   (ii) Smith (1936)

   (iii) Wright (1921)

   (iv) Kempthorne and Nordskog (1959)

2. **Path coefficient analysis was first used for plant selection by**

   (i) Dewey and Lu (1959)

   (ii) Smith (1936)

   (iii) Wright (1921)

   (iv) Kempthorne and Nordskog (1959)

3. **Dewey and Lu 1959 used path coefficient analysis for plant selection in**

   (i) Crested wheat grass

   (ii) Agropyron cristatum

   (iii) Fagopyrum esculentum

   (iv) Both (i) and (ii)

4. **Standardized partial regression coefficient analysis, which splits the various correlation coefficients into the measures of direct and indirect effects of a set of independent variables on a dependent variable is known as**

   (i) Correlation coefficient analysis

   (ii) Discriminant function analysis

   (iii) Path coefficient analysis

   (iv) Partial diallel analysis