UPSC CSE Prelims Answer Key 2025 by Insights IAS: Check GS Paper 1 and 2 Solution, Download PDF
Download the UPSC CSE Prelims Answer Key 2025 by Insights IAS for GS Paper 1 and Paper 2. Download the PDF to check accurate solutions for Sets A, B, C, D and evaluate your performance in the UPSC Civil Services Prelims exam held on May 25, 2025.
UPSC Prelims 2025 Answer Key Insights IAS: The Union Public Service Commission (UPSC) has conducted the UPSC Prelims 2025 exam today, May 25, 2025. The UPSC IAS 2025 prelims exam has been conducted at 79 exam centres across the country. As per the reports, more than 13 lakh candidates have appeared in the exam for a total of 1129 for the recruitment of all the Group ‘A’ officer vacancies under the Government of India.
With the conduct of UPSC prelims 2025, an unofficial answer key is released by leading institutes so that candidates will be able to check their appropriate scores. The official answer will be released by UPSC with the release of the prelims result.
UPSC Prelims 2025 Answer Key Insights IAS
UPSC Prelims GS Paper 1 and GS Paper 2 (CSAT) unofficial answer key released by Insights IAS, candidates will be able to check their appropriate scores.
Also Check,
UPSC GS Paper 1 Answer key by Insights IAS
The UPSC Prelims Paper 1 answer key consists of 100 questions for 200 marks. There is a negative marking of 1/3 marks for every incorrect answer marked by you in the exam. The questions from GS Paper 1 consist of Current Affairs, History, Geography, Polity, Economics, Science and Technology, and Environment. Download the PDF here to check the answer key released by Insights IAS of GS Paper 1
| GS Paper 1 Answer Key (Insights IAS) |
UPSC GS Paper 2 (CSAT) Answer key by Insights IAS
The UPSC Prelims Paper 2 answer key consists of 80 questions for 200 marks. There is a negative marking of 1/3rd mark for every incorrect answer marked by you in the exam. CSAT is qualifying in nature. Candidates have to obtain at least 33%. The questions from GS Paper 2 (CSAT) consist of Comprehension, Numerical Ability, and Logical Reasoning. Download the PDF here to check the answer key released by Insights IAS of GS Paper 2 (CSAT)
| GS Paper 1 Answer Key (Insights IAS) |
UPSC IAS 2025
In order to select officers for the Indian Administrative Service (IAS), Indian Foreign Service (IFS), Indian Police Service (IPS), and other Group A and Group B services under the Government of India, the UPSC conducts a civil services examination annually in three stages—the preliminary, main, and interview. Check the table below for a brief overview of UPSC IAS 2025.
| Exam Conducting Body | Union Public Service Commission (UPSC) |
| Exam Name | Civil Service Preliminary Exam 2025 |
| Exam Date | May 25, 2025 |
| UPSC Prelims Papers | General Studies Paper I - 9:30 to 11:30 General Studies Paper II - 2:30 to 4:30 |
| Mode of Exam | Offline |
| Total Marks | 400 (200 Each Paper) |
| Negative Marking | 1/3rd for Incorrect Answers |
| Language | English and Hindi |
| Official Website |
Mohd Salman is a Senior Content Expert with over 6.5 years of experience in the education industry. He has a successful track record of building and scaling major content categories for exams such as SSC, Railways, Defence, Police, and State Government Exams. With his technical background, Salman connects editorial strategy with product innovation. Currently, he is driving the conceptualisation and development of interactive digital tools such as Rank Predictors and College Predictors for high stake competitive national examinations such as JEE, NEET and MBA.
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