MCQ on Biometrical Genetics / Quantitative Genetics Part -19 For ARS NET / SRF Exams

 

1. If r = +1 indicates**

(i) Correlation is positive

(ii) Correlation is perfect positive

(iii) Correlation is perfect negative

(iv) Correlation is is zero

2. If r = -1 indicates**

(i) Correlation is negative

(ii) Correlation is perfect positive

(iii) Correlation is perfect negative

(iv) Correlation is is zero

3. Observable correlation between two variables is called as**

(i) Environment correlation

(ii) Genotypic correlation

(iii) Phenotypic correlation

(iv) Net correlation

4. Inherent correlation between two variables is called as**

(i) Environment correlation

(ii) Genotypic correlation

(iii) Phenotypic correlation

(iv) Net correlation

5. The non-heritable correlation between two variables is called as**

(i) Environment correlation

(ii) Genotypic correlation

(iii) Phenotypic correlation

(iv) Net correlation

6. Genotypic correlation is arises due to**

(i) Pleiotropic action of genes

(ii) Linkage

(iii) Both (i) and (ii)

(iv) None of these

7. Choose the correct statement regarding phenotypic, genotypic and environment correlation**

(i) These three types of correlation are estimated from replicated data only

(ii) These three types of correlation are estimated from ANOVA

(iii) These three types of correlation are estimated from ANCOVA

(iv) All of these