Q121
Open questionInability of functional pollen of one species or genera to effect fertilisation of the female of related species or genus is called
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Agriculture · all questionsGenetics And Plant Breeding
Genetics And Plant Breeding
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Q122
Open questionWhich of the following is not essential for plants?
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Q123
Open questionGene mutations occur at the time of
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Q124
Open questionThe seed vigour test which determines activities of decarboxylation is
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Q125
Open questionThe advantage of sexual reproduction over asexual reproduction is
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Q126
Open questionThe breeding method not used in self pollination crop is
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Q127
Open questionIf a line having the chromosome pair of one species is replaced by pair of chromosome from another species is known as
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Q128
Open questionThe unusual form of cell divison leads to the cleavage of nucleus without change in its component structure that means formation of chromosomes followed by the division of the cytoplasm can be termed as
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Q129
Open questionWhich one of the following interspecific crosses will be choosen to artificially resynthesise the Gobhisarson (Brassica napus) oil-yielding crop?
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Q130
Open questionRound seed in dominant over Wrinkled seed in pea. If F1 population of pea are self-pollinated the off spring will be
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Q131
Open questionIn which conditions, the seeds can be preserved safely
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Q132
Open questionConsider the following genotypes
1. Breeding lines
2. Land races
3. Variety under cultivation
What is the correct sequence of these in terms of their importance to farmers
1. Breeding lines
2. Land races
3. Variety under cultivation
What is the correct sequence of these in terms of their importance to farmers
Select an option to see the answer and solution.
Q133
Open questionA mating among the following can not lead to heterosis
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Q134
Open questionHeriditary variation in plants have been produced by the use of
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Q135
Open questionWhich of the following is Autotetraploid?
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Q136
Open questionFirst cotton hybrid variety in the world developed in India, the variety is
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Q137
Open questionWhich of the following stage of cell division resembles the 'Law of Segregation'?
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Q138
Open questionPhotophosphorylation is a process in which?
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Q139
Open questionVertical resistance is also known as
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Q140
Open questionThe dominance hypothesis of heterosis was first proposed by
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