UPSC IAS 2021: Check latest UPSC prelims exam pattern and syllabus here

UPSC IAS 2021 prelims exam is expected to be held on October 10, 2021. Candidates can check the latest UPSC Civil Services 2021 prelims exam pattern and UPSC syllabus here.

UPSC IAS 2021: Check latest UPSC prelims exam pattern and syllabus here
Piyush Chaudhary | May 26, 2021 - 1:50 p.m. IST
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NEW DELHI: The Union Public Service Commission (UPSC) is scheduled to hold the UPSC Civil Services Prelims exam 2021 on October 10, 2021. It was earlier to be conducted on June 27, however, due to the second wave of COVID-19 the UPSC prelims 2021 was postponed.

Candidates who have successfully applied for the UPSC IAS 2021 exam will be issued the UPSC IAS e-admit card online at to appear for the UPSC CSE prelims exam. Those who have applied for the IAS exam for the first time can check the latest UPSC prelims exam pattern and UPSC IAS 2021 syllabus here.

UPSC IAS 2021 exam dates

UPSC Events

UPSC IAS exam dates

UPSC IAS 2021 notification

March 4, 2021

UPSC IAS 2021 postponed (prelims old date)

June 27, 2021 (postponed)

UPSC IAS 2021 exam date (prelims new date)

October 10, 2021

UPSC prelims exam pattern 2021

Number of papers

Two papers

General studies - Paper I

General studies - Paper II

Language of paper

English and Hindi

Duration of exam

2 hours for each paper

Number of questions

General studies paper I - 100

General studies paper II - 80

Type of questions

Objective type

Maximum marks

Each paper is of 200 marks

Qualifying papers

GS paper II is qualifying in nature with 33% marks

UPSC IAS 2021 prelims marking scheme


Total Marks

GS paper I

GS paper II

Marks awarded for correct answer




Marks deducted for incorrect answer




Marks for unanswered questions




UPSC IAS 2021 syllabus for prelims

UPSC IAS papers

IAS subjects


GS Paper I

History, Indian Polity, Geography, Environment, Current Affairs, Science and technology, etc.

Current events of national and international importance.

General issues on Biodiversity and Climate Change

Environmental ecology

Economic and Social Development

General Science

Indian Polity and Governance

Indian and World Geography

Art and culture

Indian history

Ancient history, etc.

GS Paper II

Reasoning, Maths, English, Hindi, etc.

Interpersonal skills including communication skills

Comprehension (english and hindi)

Fill in the blanks (english and hindi)

Logical reasoning

Analytical ability

Decision making and problem-solving

Questions on General mental ability

Basic numeracy - orders of magnitude, numbers and their relations (Class 10th level)

Data interpretation - graphs, charts, data sufficiency, tables etc.(Class 10th level)

Note: The UPSC prelims exam is common for both IAS and IFS services.

Candidates can download the complete UPSC syllabus PDF in English and UPSC prelims exam pattern from, along with the UPSC IAS 2021 notification.


The UPSC Civil Services selection process has three stages - prelims, mains and interview. On clearing all the stages of the UPSC IAS 2021 exam, candidates will be recruited as Group A and B officers in different services by the UPSC based on their mains and personality test marks.

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