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UPSC IAS Mock Test Series 2021, Practice Civil Services Exam Test Series

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Attempt IAS Mock Test Free in Hindi and English at BYJU'S Exam Prep. Practice with the UPSC CSE test series 2021 for a better score in the Prelims exam.

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Attempt Free IAS Mock Test in Hindi and English to determine your standing among the peer. UPSC Prelims is one of the most important and toughest phases of the examination which is why it requires an in-depth conceptual clarity of the topics and rigorous practice. Thus, We at BYJU'S Exam Prep provides you with the UPSC Prelims Test Series 2021 that includes the coverage of the subjects along with current affairs based on the latest pattern. Prepare for UPSC CSE Prelims 2021 with expert-curated test series and ensure that you clear the cutoff with ease.

The UPSC CSE Prelims Test Series 2021 is designed to give you an exam friendly environment and minimize your exam anxiety. It further aids you with your time management skills which ultimately will lead to diminishing the negative marking and give confidence while attempting the paper. Practising the online IAS Mock Tests will also enable you to improve your score by enhancing the way you attempt the question paper under pressure with minimum errors.

UPSC IAS 2021 Exam Overview

UPSC CSE (IAS) 2021 notification announced for 712 vacancies. As per the UPSC Notification 2021, the UPSC IAS Prelims 2021 will be held on 10 October 2021. The Prelims Exam preparation requires consistent effort and hard work for several months. You must ensure that you are fully equipped with facing the examination and qualify it. The best way to do that is to practice IAS Mock tests and revise the complete syllabus along with updated current affairs.

The UPSC Prelims examination pattern is dynamic in nature. However, BYJU'S Exam Prep's IAS online Test Series is meticulously designed by an expert faculty with a wide range of questions from all the NCERTs, standard books and current affairs based on the latest trend to give you an all-inclusive practice and revision required to ace the examination. Hence, it is definitely recommended to try the free online test series for UPSC Prelims 2021 in order to purchase the rest and beat the competition effortlessly. Check the detailed test series schedule date, key features, and pattern of the IAS exam below.

UPSC CSE Test Series 2021 Schedule

The BYJU'S Exam Prep UPSC Prelims Test series 2021 covers both Prelims GS Test Series and Prelims CSAT Test series 2021. You must consistently practise for both Paper 1 and Paper 2 to ensure complete coverage and preparedness.

UPSC CSE Prelims 2021 GS 1 Test Series Schedule

DatesTest NameNumber of questions
AvailableUPSC Prelims Test Series: Mock Test 1100
23 October 2020UPSC Prelims World Geography (Including Physical Geography) Sectional Test100
30 October 2020UPSC Prelims Ancient and Medieval History Sectional Test100
06 November 2020UPSC Prelims Indian Polity Sectional Test100
13 November 2020UPSC Prelims Test Series: Mock Test 2100
23 November 2020UPSC Prelims Ecology Sectional Test100
30 November 2020UPSC Prelims Physics, Chemistry and Biology Sectional Test100
09 December 2020UPSC Prelims Indian Polity Sectional Test100
18 December 2020UPSC Prelims Test Series: Mock Test 3100
25 December 2020UPSC Prelims Indian Geography Sectional Test100
04 January 2021UPSC Prelims Modern History Sectional Test100
12 January 2021UPSC Prelims Test Series: Mock Test 4100
21 January 2021UPSC Prelims Ecology Sectional Test100
31 January 2021UPSC Prelims Art and Culture Sectional Test100
10 February 2021UPSC Prelims Science and Technology Sectional Test100
20 February 2021UPSC Prelims Test Series: Mock Test 5100
28 February 2021UPSC Prelims Indian Economy Sectional Test100
08 March 2021UPSC Prelims Test Series: Mock Test 6100
14 March 2021UPSC Prelims India Year Book Sectional Test100
25 March 2021UPSC Prelims Current Affairs Sectional Test100
06 April 2021UPSC Prelims Budget and Economic Survey Sectional Test100
13 April 2021UPSC Prelims Current Affairs Sectional Test100
20 April 2021UPSC Prelims Test Series: Mock Test 7100
30 April 2021UPSC Prelims Test Series: Mock Test 8100

UPSC CSE Prelims 2021 CSAT Test Series Schedule

DatesTest NameNumber of questions
15 November 2020UPSC Prelims CSAT Test Series: Quantitative Aptitude80
05 December 2020UPSC Prelims CSAT Test Series: Reading Comprehension80
09 January 2021UPSC Prelims CSAT Test Series: Reasoning80
06 February 2021UPSC Prelims CSAT Test Series: Mock Test 180
05 March 2021UPSC Prelims CSAT Test Series: Reading Comprehension80
17 April 2021UPSC Prelims CSAT Test Series: Mock Test 280

UPSC Prelims Mock Test Series 2021 (Key Features)

  • The questions are based on the latest UPSC Pattern covering both factual and conceptual questions.
  • The UPSC IAS test series include questions on both static and current affairs part.
  • You can attempt the IAS 2021 mock tests in both English and Hindi languages.
  • The UPSC IAS test series are supplemented with detailed solutions.
  • Additionally, you have the option to attempt these tests on Mobile as well as on PCs.

Buy IAS Test Series

Civil Services online test series provided by BYJU'S Exam Prep helps you revise in a planned and exhaustive manner. You can buy the IAS (CSE) Test Series to determine your weaker sections and practice them to increase your score and rank in the UPSC Prelims 2021 examination. The more you practice and revise, the better you perform in the actual examination. It is essential that you choose the best test series for your preparation as it can make a huge difference in your ranking.

Which test series is best for UPSC 2021?

To judge and evaluate the best test series for UPSC CSE 2021, you must check all the features and advantages of the mock test series. BYJU'S Exam Prep provides an online mock test for the upcoming prelims exam 2021 where each test is assembled by exam experts with unique questions. 

  • All the test series is based on the latest trend of the questions and follow the official exam pattern. 
  • Practising the IAS Prelims test series help you minimise the negatives, therefore helping you reach the cutoff easily. 
  • Regular practice of the mock test allows you to revise the topics repeatedly. 

One of the best advantages of the BYJU'S Exam Prep IAS Test series is that you can solve them as per exam preparation pace. Finish each subject and solve the subject wise GS Test series. The current affairs IAS mock test is also updated as per the latest information. 

UPSC CSE 2021 Exam Pattern

UPSC CSE 2021 Examination comprises three stages of examination. The first stage is the Preliminary exam which is qualifying in nature. The next stage is the Mains and Personality Test. Below you have a look at the detailed UPSC IAS Prelims Exam Pattern 2021:


Number of questions

Total Marks

Time Duration

Paper 1: General Studies (GS)


200 Marks

2 hours

Paper 2: CSAT


200 Marks

2 hours

UPSC IAS Prelims Syllabus 2021

The test series include the complete syllabus for the upcoming Prelims Exam which is divided into two parts: General Studies and CSAT. The topics included in GS Paper 1 are mentioned below. 

  • Important national and international events that are current affairs.
  • India's history and the Indian National Movement
  • Geography of India and the World-Physical, Social, and Economic Geography of India and the World.
  • Constitution, Political System, Panchayati Raj, Public Policy, Rights Issues, and Other Aspects of Indian Politics and Governance
  • Sustainable Development, Poverty, Inclusion, Demographics, Social Sector Initiatives, and Other Aspects of Economic and Social Development
  • Environmental ecology, biodiversity, and climate change are all topics that need to be addressed.
    General Science
The CSAT Paper includes the following topics as per the IAS Prelims Syllabus 2021
  • Comprehension; Interpersonal skills including communication skills
  • Logical reasoning and analytical ability
  • Decision making and problem-solving
  • General mental ability
  • Basic numeracy (numbers and their relations, orders of magnitude, etc.) (Class X level)
  • Data interpretation (charts, graphs, tables, data sufficiency etc. — Class X level)

IAS Exam 2021: Important Dates

UPSC IAS Exam 2021 Events

UPSC CSE Exam Dates

IAS Notification & Application Start Date 2021

04 March 2021

UPSC CSE the Last Date to Apply Online

24 March 2021

IAS Prelims Admit Card 2021

3 weeks prior to the Prelims Exam

IAS Prelims Exam Date 2021

10 October 2021

UPSC CSE Prelims Result 2021

to be announced

IAS Mains Exam Date 2021

07 to 09, 15 & 16 January 2022

UPSC IAS Mains Result 2021

To be announced

UPSC IAS Interview Dates 2021

To be announced

UPSC IAS Result 2021 (Final list of selected candidates)

To be announced

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