21000+ Important MCQs for UPSC

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21000+ MCQs for UPSC are available here. You can learn these questions for your better preparation. Questions are available with its correct answer. You can check the correct answer of any questions by clicking the option or show answer button.
Have a nice day and enjoy learning UPSC MCQ Questions.

📊 English
Q. Choose the opposite of the word: AGHAST
  • (A) Agape
  • (B) Holistile
  • (C) Nimble
  • (D) Jovial
💬 Discuss
✅ Correct Answer: (D) Jovial
📊 English
Q. Find the error part: When Rahul Gandhi tore apart that (1)/ obnoxious ordinance prepared by the witchdoctors (2)/ of UPA, he was performing (3)/ an act Indian wants to see.(4)
  • (A) 1
  • (B) 2
  • (C) 3
  • (D) 4
💬 Discuss
✅ Correct Answer: (D) 4
📊 English
Q. Recently a young boy in Delhi beaten up (1)/ his classmate for digitally altering (2)/ a picture of a booze bash and (3)/ posting it online.(4)
  • (A) 1
  • (B) 2
  • (C) 3
  • (D) 4
💬 Discuss
✅ Correct Answer: (A) 1
📊 English
Q. One word for : Instrument which records Earth’s tremor
  • (A) Monograph
  • (B) Geographer
  • (C) Seismograph
  • (D) Geometer
💬 Discuss
✅ Correct Answer: (C) Seismograph
📊 English
Q. One word for - Sudden and Violent Change
  • (A) Cataclysm
  • (B) Catalysis
  • (C) Catacombs
  • (D) Catechism
💬 Discuss
✅ Correct Answer: (A) Cataclysm
📊 English
Q. Find out the Correctly Spelt word.
  • (A) Embbares
  • (B) Embarass
  • (C) Embara
  • (D) Embarass
💬 Discuss
✅ Correct Answer: (C) Embara
📊 Geography
Q. What would be the impact of global warming on mangrove forests?
  • (A) They will grow more luxurious
  • (B) Large areas of mangroves will be submerged
  • (C) Their role as carbon sinks will become more important
  • (D) Both (a) and (c) above
💬 Discuss
✅ Correct Answer: (D) Both (a) and (c) above

Explanation: Mangrove wetlands are possible sinks/sources for carbon dioxide and other related greenhouse gases. Global warming may promote expansion of mangrove forests to higher latitudes. Elevated CO2
concentration
may increase mangrove growth by stimulating photosynthesis or improving water use efficiency.

📊 English
Q. Find the error part - When someone speaks to us (a) / we saw him, but when we read (b) / we don't see the writer (c) / No error (d)
  • (A) A
  • (B) B
  • (C) C
  • (D) D
💬 Discuss
✅ Correct Answer: (B) B
📊 Computer
Q. A computer cannot "boot" if it does not have the _____
  • (A) Compiler
  • (B) Loader
  • (C) Operating system
  • (D) Assembler
💬 Discuss
✅ Correct Answer: (C) Operating system

Explanation: A computer cannot boot if it doesn't have operating system.
Operating system is used to switch on the computer and user can work on it.

📊 Computer
Q. ________ is the process of dividing the disk into tracks and sectors.
  • (A) Tracking
  • (B) Formatting
  • (C) Crashing
  • (D) Allotting
💬 Discuss
✅ Correct Answer: (B) Formatting

Explanation: Formatting is the process of dividing the disk into tracks and sectors.