Match the column: TABLE-I TABLE-II 1) Osborne index a) Best method of selection 2) Sire Index b) For selection of pullet & cockerels 3) Abplanalp Index c) For improving egg production in poultry 4) BLUP d) Index of genetic worth of sire 5) Selection Index e) Most powerful method of indexing sire
Match the column: TABLE-I TABLE-II 1) Selection Index a) Most accurate aid to selection 2) Progeny testing b) Best aid to selection for carcass traits in sheep 3) Individual selection c) Most efficient aid to selection 4) Sib selection d) Most efficient method of selection
The increasing order of efficiency of methods of selection is-
Genes of testis-determining factor (TDF) & hypertrichosis are present on Y-chromosome & inheritance of these characters are only through male so these characters are known as:
Genes of sex-limited traits are present on:
Genes of sex-influenced traits are present on:
Genes of sex-linked traits are present on:
Match the column: TABLE-I TABLE-II 1) Sex-linked traits a) Milk production 2) Sex influenced traits b) Broodiness in poultry 3) Sex-limited traits c) Horn condition in sheep 4) Multiple allelism d) Double muscling gene in cattle 5) Pleiotropy e) ABO blood group in human
The product of realized heritability & selection differential is known as:
The ratio of selection differential to the phenotypic standard deviation of a trait is known as-