Animal Genetics and Breeding Quiz 32 Quiz InstructionsThis quiz consists of 20 multiple-choice questions.You will be awarded 5 marks for each correct answer. Question 1: Chromosome without centromere are calledAcrocentricTelocentricAcentricMetacentric Question 2: The following F2 phenotypic ratio is an indication of epistasis interaction6:03:016:79:06:016:3:3:1 Question 3: Coat colour in rabbit is controlled byMultiple allelesPolygenesCytoplasmic inheritance Question 4: Hardy Weinberg Equilibrium is tested usingANOVAMANOVAt testChi Square test Question 5: Proportionate genetic contribution of a phenotype to the next generation is calledRepeatabilityHeritabilityMPPAGenetic Correlation Question 6: Which of the following is not an assumption of H-W Principle?The population is largeThere is random matingNo selection, mutation or migrationNo gene interaction Question 7: Cross over percentage between two genes on a chromosome will never exceed25 %50 %75 %100 % Question 8: The inbreeding coefficient of individual born to non inbred full sibs is0.1250.250.50.625 Question 9: The coefficient of relationship between non inbred full sibs is0.1250.250.50.625 Question 10: The base that that forms double bond with Cytocine isGuanineAdenineUracilThymine Question 11: The bond present between two nucleotides in double helix isDouble/ Triple hydrogen bondPhosphodiester bondSingle hydrogen bondPhosphate bond Question 12: Genetic drift term was coined byWilliam BatesonSewall WrightBridgesG.J.Mendel Question 13: Reciprocal Selection was given byHullComstock and CoworkersHazel and SmithSneedecor and Cochran Question 14: Gene mutationsOccur at the same rate at all loci Are the sources of hereditary variations.Are all recessiveAre of little importance in evolution of species Question 15: Hair on ear pinna is an example ofRecessive epistasisCo dominance Holandric genes Linkage Question 16: Chromosome number in Drosophila melanogaster108612 Question 17: X chromosome in sheep isMetacentricSub- metacentricAcrocentricTelocentric Question 18: Cross between male horse and female donkey isMuleHinnyPien neuJinny Question 19: Among following breeds, the breed on verge of extinctionAmrithmahalKrishnavalyHallikarKhillar Question 20: CIB method I stands forDominant lethal on X chromosome Dominant lethal on autosomesRecessive lethal on X chromosomeRecessive lethal on autosomes
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