Tag: GATE Life Science Previous Year Papers with Solutions

Q.62 Statements given below are either TRUE (T) or FALSE (F). Find the correct combination. P. Regulation of cell cycle progression depends on cyclin dependent kinase (CDK) and protease activity. […]

Q.61 Find the CORRECT statements in the context of Global warming effect on plant photosynthesis. P. Decreasing aqueous solubility of dissolved CO2 compared to dissolved O2 Q. Decreasing oxygenase activity […]

Q.60 Match the following reporter genes used in plant transformation experiments with the source of gene and detection/assay system Reporter gene Source of gene Detection/assay P. β-glucuronidase Q. Green fluorescence […]

Q.59 Match the nuclei status of mutant plant (Column-I) with the typical chromosome number (Column-II), when the wild type plant species is having 2N = 46 chromosomes. Column I P. […]

Q.58 Following diagram represents the sequence of genes in a normal chromosome of a plant species: G H I J ○ K L M N Match the CORRECT combination for […]

Q.57 In a plant species, flower colour purple is dominant over white. One such purple-flowered plantupon selfing produced 35 viable plants, of which 9 were white-flowered and the rest were purple-flowered. […]

Q.56 Select the CORRECT combination from the promoter (Column I), transcription machinery used (Column II) and target tissue type (Column III) to express a foreign gene in a plant system. […]

Q.55 In classical model to explain the plant-pathogen interaction, the host will not develop the diseaseupon the pathogen attack when(A) The resistance gene (R) is non-functional (B) The avirulence gene […]

Q.54 The semi-dwarf trait of corn, wheat and rice plants used in breeding program during 1960s resultedin green revolution. Later this ‘green-revolution gene’ has been identified to be involved in eithersignal […]

Q.53 Match the following products (Column I) with the corresponding plant species (Column II) Column I Column II P. Saffron 1. Garcinia sp. Q. Gamboge 2. Rocellia tinctoria R. Litmus […]