MULTIPLE CHOICE QUESTIONS B.Sc Agriculture (Plant Breeding) (For Competitive Examination) Self pollinated species are also known as____________ species or inbreeders. A Allogamous B Cleistogamy C Chasmogamy D Autogamous __________ has produced successful hybrids through artificial crosses. Jhonson A Camerarius B Fairchild C ____________ is a progeny of single self-pollinated A Female parent B Koelreuter D homozygous plant. Pureline C Inbred D Hybrid Plant breeding is a science and art and technology which deal with ____________improvement of crop plants in relation to their economic use for mankind. A Yield B Production C Genetic D Good _______________ method of breeding is not appropriate for cross pollinated crops. A Mass Selection B Back cross method C Heterosis breeding D Pure line selection _____________ is an ancient method of crop improvement. A Selection B Introduction C Hybridization D Mutagenesis ___________is the oldest selection methods for crop improvement A Mass selection B Pure line selection C Pedigree selection D Recurrent selection ____________ is a not a general breeding method A Introduction B Selection C Distant hybridization D Hybridization _____________ Pollinated crops have homozygous balance and are tolerent to inbreeding. A Self B Cross C Often cross D Non of all Variety developed by mass selection method is mixture of homozygous and heterozygous plants and population is heterogeneous in __________________pollinated crop A Self B Cross C Often cross D None of these _______breeding refers to selection procedure in which the segregating population of self pollinated species is grown without selections. A Hybridization B Pedigree C Bulk D Back cross The self progeny of F1 and the subsequent generations are termed as _______________generations. Selfed A F2 B segregating C Advance D _________ breeding method is generally used to improve specific character of a well adapted variety A Backcross B Pedigree C Bulk D Hybridization D hybrid or F1 Cross between two genetically different homozygote plants is __________ A Progeny B Variety C Back cross ___________method does not provide opportunity to practice selection for superior plant till F5 generations. A Single seed descent method B Back cross method C Heterosis breeding D Pure line selection _____________method provides information about the mode of inheritance of various qualitative characters which is not possible by other breeding methods. A Back cross B Pedigree C Hybridization D Mutagenesis ___________ is not a useful method for handling segregating populations A Pedigree breeding B Bulk breeding C Back cross breeding D Hybridization ____________ Parent is used only once in back cross breeding method A Recurrent B Female C Male D Donor __________ method is most useful for study competitive ability of genotypes in population. A Mass Selection B Back Cross breeding C Hybridization D Non of all D Segregants In pedigree breeding after F8 , homozygous plants are known as __________ A Varieties B Strains C Genotypes