A. P (P-1)/2
B. P (P-1)
C. P (P+1)/2
D. P2
Related Mcqs:
- The concept of diallel selective mating was developed by____________________?
A. brim (1966)
B. Jensen (1952)
C. Jensen (1970)
D. Russel (1978) - Various crosses made using a common tester are__________________?
A. Top crosses
B. Biparental cross
C. Double cross
D. Test cross - A cross of hybrid with one of its parents is termed as____________________?
A. Hybridization
B. Backcross
C. Test cross
D. Biohybrid - Genetic correlation between two variables may be due to___________________?
A. Gene interaction
B. Peliotropy
C. Dominance
D. Selection differential - The name “Suicide bag” is given to___________________?
A. Ribosomes
B. Centrosomes
C. Microsomes
D. Lysosmes - In wheat, example of durable insect resistance includes resistance to___________________?
A. Green bugs
B. Stem saw fly
C. Hessian fly
D. All the above - Three important law of heredity proposed by Mendel relate to___________________?
A. Gene linkage, character se gregation and independent assortment
B. Gene linkage, dominance and segregation
C. Segregation, independent assortment and gene linkage
D. Segregation, independent assortment and dominance recessive ness - Rooting of shoots, stems or branches while they are still attached to the parents is called__________________?
A. Budding
B. Layering
C. Ground Layering
D. Division - Undesirable flavor in the food during storage is due to___________________?
A. Prooxidants
B. Antioxidants
C. Rancidity
D. None of the above - The problem of soil crosion Thal and Cholistan is predominantly due to___________________?
A. Wind
B. Air
C. Water
D. All the above
