UPSC Prelims Answer Key by Apti Plus
2023 - GS

Analysing the UPSC Prelims Answer Key serves as a crucial tool for candidates to evaluate their performance. The Civil Services Prelims exam, held on May 28, 2023, released its results on June 12, 2023. Candidates can systematically review their question papers alongside the UPSC Prelims 2023 answer key to identify correct and incorrect responses, facilitating a comprehensive understanding of their performance. 

This process allows aspirants to calculate their potential scores and, more importantly, gain insights into areas that require improvement. Utilising the answer key in this manner enables candidates to learn from their mistakes and refine their preparation strategies for future attempts.

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UPSC Prelims 2023 Answer Key - GS Paper 1

You can grab the answer key UPSC 2023, carefully put together by our expert faculty for all sets of General Studies Paper 1. It’s handy for those who took the UPSC 2023 Prelims Exam or are preparing for future exams.

Use the answer key of UPSC prelims 2023 to check your progress, find your strengths, and work on your weaknesses. This tool can boost your exam prep and give you more confidence. Download the UPSC Question Papers PDF to kickstart your journey to success.

Explore the Last 10 Years of UPSC Question Papers below. Want to practice online? Click the Start Now button.


CSAT Answer Key 2023 PDF

The CSAT Paper is a qualifying round with 80 multiple-choice questions (MCQs). You can download the CSAT 2023 answer key PDF for Set A, B, C, and D from the links below:

The UPSC CSAT answer key 2023 is valuable for gauging your performance and refining your preparation strategy. Our UPSC prelims CSAT 2023 answer key is reliable, and make sure to check out other resources to make the most of your CSAT journey!


Videos on UPSC Answer Keys

Unlock insights with concise videos on answer keys. Learn efficiently!

Answer key UPSC prelims 2023 - Marking Scheme

The aspirants can calculate their approximate marks in the Preliminary Exam with the help of the UPSC Answer Key 2023 as per the marking scheme decided by the Union Public Service Commission. The marking scheme is discussed below.

  • The exam consists of 400 marks. 
  • For each correct answer in Paper 1, candidates receive 2 marks, and in Paper 2, they get 2.5 marks.
  • There will be a penalty of 1/3rd mark for each incorrect answer.

How to Download UPSC Answer Key 2023?

To access the UPSC Prelims Answer Key 2023, adhere to these steps:

  • Navigate to the official UPSC website at
  • On the homepage, locate and click on “Examination,” then select “Answer Keys”
  • Choose the link for the Civil Service Preliminary Examination Answer Key 2023
  • The UPSC 2023 answer key will open in a new tab. Proceed to download it in PDF format.

Please note: The official answer keys for the Prelims 2023 exam will be released after the completion of the recruitment process for CSE 2023.

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Last 5 Years UPSC Answer Key PDF (Official)

If you’re getting ready for the Civil Services exam, it’s super helpful to solve past papers and check your answers using the UPSC Prelims answer key. This way, you can see where you did well and where you slipped up. It’s like a guide to focus on the areas you need to work on.

Grab the official UPSC answer key PDF for the last 5 years for both CSAT and GS Paper 1 using the links below. Happy studying!

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