UPSC Prelims 2020 Answer key

SERIES: B

Q1/carbonnanotubeDQ26/PreambleDQ51/FertigationCQ76/Kisan CreditB
Q2/Using dronesDQ27/Gold TrancheDQ52/Major MineralsDQ77/Consumer Price IndexA
Q3/Trio of spacecraftDQ28/Part IVDQ53/Ocean Mean TempBQ78/River flows intoC
Q4/Genetic ChangesDQ29/RP Act, 1951DQ54/Chemical FertilizersBQ79/MSPD
Q5/PneumoccococcalBQ30/President of IndiaCQ55/Desert NPCQ80/Commercial PaperC
Q6/Public Key InfraAQ31/AadhaarBQ56/SiachenDQ81/FDIB
Q7/PlantvsAnimal CellCQ32/Rajya SabhaBQ57/Famous PlaceAQ82/Trade of IndiaD
Q8/Benzen PollutionDQ33/MPLADSAQ58/Ground WaterBQ83/West TexasA
Q9/Global Financial CrisisAQ34/UntouchabilityDQ59/Jet StreamCQ84/Non-finacail debtD
Q10/Withdraw 1 lakhDQ35/Separation of JudiciaryBQ60/Tiger HabitatCQ85/IAEA safeguardsB
Q11/ParamitasCQ36/Macro Economic FrameworkDQ61/Wildlife Protection ActAQ86/TRIMSC
Q12/Rakhmabia caseBQ37/Constitutional GovtDQ62/GhantasalaAQ87/Expansionist PolicyB
Q13/IndigoBQ38/Universal Dec of HRDQ63/Zero TillageDQ88/LPG 1991B
Q14/Fort William CollgeDQ39/Legal Service AuthoritesAQ64/Biofuel PolicyAQ89/DCCBsB
Q15/UlgulanDQ40/Alma-ataCQ65/Social Cost of CarbonAQ90/Cyber InsuranceB
Q16/PaniniCQ41/AurangBQ66/Black gramAQ91/ParivrajakaB
Q17/Pronuclear TransferDQ42/SthaviravadinsBQ67/Subtropical cropAQ92/Indian ElephantA
Q18/Artificial IntelligenceDQ43/Industrial RevolutionAQ68/Solar WaterDQ93/Cauvery BasinC
Q19/VLCCQ44/PratiharasCQ69/Sugar caneCQ94/Ceylon FrogmouthA
Q20/BlockchainAQ45/HundiCQ70/Eco friendly agriDQ95/Indian Swamp DeerA
Q21/Parliamentary SystemBQ46/Desher KathaAQ71/Public InvestmentCQ96/Steel SlagD
Q22/Welfare stateAQ47/Gandhi-IrwinBQ72/Interest Coverage RatioAQ97/Musk DeerA
Q23/Basic structureBQ48/Vital-vidhvansakAQ73/Price of RiceDQ98/Rural RoadA
Q24/Gandhism/MarxismAQ49/KulyavapaAQ74/Indo-Sri LankaBQ99/Coal AshD
Q25/BureaucracyDQ50/Whosover praisesAQ75/G20AQ100/BiocharD

SERIES: A

Q1BQ26AQ51BQ76D
Q2BQ27BQ52DQ77A
Q3AQ28AQ53AQ78A
Q4DQ29AQ54DQ79D
Q5BQ30AQ55BQ80D
Q6DQ31CQ56CQ81A
Q7DQ32BQ57BQ82A
Q8DQ33BQ58BQ83D
Q9AQ34DQ59BQ84A
Q10CQ35DQ60BQ85A
Q11BQ36CQ61CQ86A
Q12AQ37DQ62AQ87A
Q13BQ38DQ63DQ88D
Q14AQ39CQ64BQ89C
Q15DQ40AQ65AQ90D
Q16DQ41DQ66BQ91C
Q17DQ42DQ67AQ92D
Q18DQ43DQ68CQ93B
Q19DQ44DQ69DQ94B
Q20CQ45BQ70CQ95C
Q21BQ46AQ71BQ96D
Q22BQ47CQ72AQ97A
Q23AQ48DQ73CQ98B
Q24CQ49AQ74AQ99C
Q25CQ50DQ75AQ100C

SERIES: C

Q1CQ26DQ51DQ76A
Q2DQ27AQ52DQ77B
Q3BQ28AQ53DQ78A
Q4BQ29DQ54DQ79A
Q5CQ30DQ55BQ80A
Q6DQ31CQ56AQ81B
Q7AQ32AQ57CQ82A
Q8BQ33DQ58DQ83B
Q9CQ34BQ59AQ84A
Q10CQ35AQ60DQ85D
Q11AQ36BQ61CQ86D
Q12AQ37AQ62BQ87D
Q13DQ38CQ63BQ88D
Q14AQ39DQ64DQ89D
Q15AQ40CQ65DQ90C
Q16AQ41BQ66CQ91B
Q17AQ42DQ67DQ92B
Q18DQ43AQ68DQ93A
Q19CQ44DQ69CQ94D
Q20DQ45BQ70AQ95B
Q21BQ46CQ71BQ96D
Q22AQ47BQ72BQ97D
Q23CQ48BQ73AQ98D
Q24AQ49BQ74CQ99A
Q25AQ50BQ75CQ100C

SERIES: D

Q1BQ26AQ51BQ76D
Q2AQ27AQ52BQ77D
Q3CQ28DQ53AQ78D
Q4AQ29CQ54DQ79D
Q5AQ30DQ55BQ80C
Q6DQ31BQ56DQ81D
Q7AQ32DQ57DQ82D
Q8AQ33AQ58DQ83D
Q9DQ34DQ59AQ84D
Q10DQ35BQ60CQ85B
Q11CQ36CQ61BQ86A
Q12AQ37BQ62BQ87C
Q13DQ38BQ63AQ88D
Q14BQ39BQ64CQ89A
Q15AQ40BQ65CQ90D
Q16BQ41CQ66AQ91C
Q17AQ42DQ67BQ92B
Q18CQ43BQ68AQ93B
Q19DQ44BQ69AQ94D
Q20CQ45CQ70AQ95D
Q21AQ46DQ71BQ96C
Q22AQ47AQ72AQ97D
Q23DQ48BQ73BQ98D
Q24AQ49CQ74AQ99C
Q25AQ50CQ75DQ100A

PROBABLE CUTOFF : Check out the analysis that ensues


UPSC CSE 2020 Prelims Paper 1 Analysis : COMING SOON

QuestionAnswerDifficultySource/Solution/Explanation
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