Topic: Animal Refresher

Progeny testing is used to select-

Best way to increase heritability-

In an exclusive series of frequency distribution-

Crossing of two or more lines in all possible combinations is known as-

Cross breeding of non-descript cattle with exotic breeds stabilize % exotic inheritance in area of plenty of feed, fodder & adequate milk marketing system-

Yak dwells in the high hills of Himalayas even at altitudes of 6,000 meters above mean sea level. What is the normal range for yak-

If Arithmetic mean is 20 & Standard deviation is 10 then find out coefficient of variance-

Inbreeding coefficient of progenies produced by selfing, parent-offspring mating, full sibs mating & half sibs mating during first generation are respectively-

Match the column: – ANIMALS CHROMOSOMES 1) Poultry a) 76 + ZZ 2) Human Male b) 76 + ZW 3) Poultry Male c) 44 + XX 4) Human Female d) 44 + XY

Individual selection & pedigree selection are more effective when heritability of trait is-