Plant Breeding & Genetics (17)

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Agriculture Question Bank ICAR-JRF, SRF, ARS/NET, SAU, PhD, BANK-AFO,BHU, ADO,IFFCO, NFL,AAO,Agriculture supervisor, National seed Corporation and Others Competitive Exam

Agriculture Question Bank Agri Economics One Liner Questions (4)

Agriculture Question Bank

Subject:- Agriculture Economics
Special 30 One Liner Questions
 
Questions Answers
Removal of RNA primer during DNA replication in prokaryotes is done by?  DNA pol-1
The term “Genetics” was coined by?  Bateson (1905)
One gene one enzmes hypothesis was proposed by?  Beadle and Tatum in 1941
First time gene was divided into cistron, muton and recon by?  Benzer (1955)
A mass of regenerated cells i culture medium is called?  Callus
Source of male sterile cytoplasm in sunflower is?  Helianthus petolaris
Presence of physical barrier between anthers and stigma which promotes cross pollination is?  Herkogamy
Rediscovery of Mendel’s work was done by?  Hugo de Vries, Erich Correns and Erich Tschermak (1900)
Different alleles produce a same phenotype is?  Isoalleles
The extra chromosome in a secondary trisomic is an?  Isochromosome
What is the embryogenesis ?  It is the process of formation of somatic embryos from callus
In India seed certification is?  Voluntary
The progeny obtained from a cross between two facultative apomicts is?  Vybrid
The term chromosome was coined by?  Waldeyer in 1888
‘Mitosis’ term was 1st given by?  Walter Flemming (1882)

Agriculture Question Bank

Questions Answers
The colour of the tag prescribed for foundation seed?  White
Polymerase chain reaction (PCR) was developed by?  Dr Karl Mullis (1980)
Introductions of medicinal plants into India will be routed through?  BSI
Development of average phenotype irrespective of environmental or genetic variation is?  Canalization
A fruit which developed from an inflorescence is called?  Composite fruit
A variety developed by mixing seeds of several phenotypically outstanding lines and encouraging open pollination is?  Composites
Segregating materials grown in different locations to facilitate selection for one trait in one location and for another trait in other is called as?  Shuttle breeding
Highest uniformity is observed in? Single cross
The project on Indian mustard oil with higher B-carotene is initiated by?  Tata Energy Research Institute (TERI)
The Blue biotechnology is a term that has been used to describe?  The marine and aquatic application
The term “Genomics” was coined by?  Thomas Roderick (1986)
The characters which expresses at a particular environment is called as?  Threshold character
The hypothesis which explains that allopolyploids evolved by inter-specific hybridization followed by chromosome doubling is?  Winge Hypothesis
The seed collections that are meant to use actively in breeding programmes is?  Working collections
RNA synthesis is in which organ?  Nucleolus

 

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