40. Which one of the following is the most appropriate definition of ‘Gene Pyramiding’ in plants? (1) Introducing different genes for resistance to a specific pest in different genotypes. (2) […]
Tag: CSIR NET Life Science Previous Year Questions on applied biology
Tag: CSIR NET Life Science Previous Year Questions on applied biology
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Which method is used to introduce genes into the chloroplast genome?
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- November 28, 2025
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Which of the following methods of plant transformation can be used to introduce a gene into chloroplast genome? (1) Agrobacterium-mediated transformation (2) Particle delivery system (3) Permeabilization (4) Electroporation The […]
Most widely cultivated GM crop worldwide
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- November 28, 2025
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Which of the following GM crops is the most widely cultivated globally? (1) Herbicide resistant soybean. (2) Insect resistant cotton. (3) Insect resistant brinjal. (4) delayed ripening tomato The correct […]
Most widely cultivated transgenic crop in the world
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- November 28, 2025
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World wide maximum cultivated transgenic crop is? (1) Insect resistance cotton (2) Herbicide resistance soybeans (3) Growing plant for desired molecules (4) Edible vaccines The correct answer is (2) Herbicide […]
Which selectable marker gene is routinely used in plant transformation?
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- November 28, 2025
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Which selectable marker gene is routinely used for selection of transgenic plant? (1) Amphicillin (2) Tetracyclin (3) Hygromycin […]
Polygalacturonase antisense RNA and its role in fruit ripening
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- November 28, 2025
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Polygalacatourinidase (PG) antisense RNA is used in reference to which phenomenon (1) Seed setting (2) Herbicide resistance (3) Viral resistance […]
How T-DNA border position affects incomplete transfer of passenger genes
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- November 28, 2025
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In Agrobacterium mediated transformation, which one of the following approaches is more likely to generate transgenic plants with IMCOMPLETE transfer of the passenger gene? (1) Placement of selection marker gene […]
Promoter choice and T-DNA behavior in Agrobacterium-mediated transformation
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- November 28, 2025
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Which one of the following types of promoters would NOT be used within the T-DNA for expression of a negative selection marker gene for generation of transgenic plants by Agrobacterium-mediated […]
Outcomes of Agrobacterium-mediated transformation using binary vectors
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- November 28, 2025
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“In Agrobacterium-mediated transformation of a plant using a binary vector construct,” Complete the above statement with the correct option. (1) All transgenic plants generated would show similar levels of transgenic […]
True statements about Agrobacterium–plant interaction
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- November 28, 2025
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Following are some statements about Agrobacterium — plant interactions (A) Agrobacterium transfers a part of its chromosome into plant cell. (B) Agrobacterium transfers a part of one of its plasmid […]


