UPSC CSE (UPSC Civil Services Prelims) — Free Online Mock Test
GS Paper I (100 × 2 marks) + CSAT (80 × 2.5). 180 total. -1/3 negative. 2 hours each. · Official language: English & Hindi.
UPSC CSE exam at a glance
UPSC CSE full-length mock tests
Attempt 50 full-length UPSC CSE mock tests, each a distinct question set built on the real 180-question, 240-minute pattern — with instant scoring and section-wise analysis. The first 3 are free.
UPSC CSE key facts & eligibility
| Conducting body | Union Public Service Commission (UPSC) |
|---|---|
| Official website | upsc.gov.in ↗ |
| Mode | A three-stage selection — Prelims (objective), Mains (written descriptive) and a Personality Test (interview). |
| Frequency | Once a year (Prelims mid-year, Mains a few months later). |
| Scoring & marking | Prelims: GS Paper I decides the cut-off; CSAT Paper II is qualifying at 33%. The final merit out of 2025 marks comes from the Mains written papers (1750 counted) plus the 275-mark Personality Test. |
| Score validity | Applies to that year’s recruitment cycle only. |
| Language | English and Hindi; Mains can be written in any Eighth-Schedule language. |
Who is eligible for UPSC CSE?
A bachelor’s degree from a recognised university (final-year students may sit Prelims). Minimum age 21. General-category candidates get up to 6 attempts until age 32, with more attempts and higher age limits for OBC, SC/ST and other reserved and special categories.
Last verified July 2026 against UPSC — official website. Always confirm current details on the official website before you register.
UPSC CSE section breakdown
The UPSC CSE mock test on Wrexa Edge replicates the real exam's section structure — same names, same question count per section, same time limits. No inter-section breaks — the timer runs continuously.
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GS Paper I (100 Q · 200 marks · 2 hours)
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CSAT (80 Q · 200 marks · 2 hours)
UPSC CSE scoring & marking scheme
Strategy: UPSC CSE penalises wrong answers (-0.66 per mistake). Skip a question if you cannot eliminate at least 2 options — guessing blindly hurts your scaled score more than blanking.
Scale: UPSC Prelims (out of 200).
How UPSC CSE is conducted
- Mode
- Test format
- Backtracking
- Mark for review
UPSC CSE time strategy
With 180 questions in 240 minutes, you have about 80 seconds per question on average. Successful candidates aim for the following pacing on each section:
- GS Paper I (100 Q · 200 marks · 2 hours)
- CSAT (80 Q · 200 marks · 2 hours)
Wrexa Edge's analytics show your actual time-per-question after every mock so you can spot which sections you're losing time on.
UPSC CSE topics covered
Across the 50 Wrexa Edge variants of UPSC CSE, the following topics appear most often (sample distribution from one variant):
GS Paper I (100 Q · 200 marks · 2 hours)
- UPSC 2021 GS-I — Environment & Ecology · 13
- UPSC 2021 GS-I — Science & Technology · 11
- UPSC 2021 GS-I — History & Culture · 5
- UPSC 2020 GS-I — History & Culture · 5
- Environment — Climate · 4
- UPSC 2018 GS-I — History & Culture · 4
- UPSC 2018 GS-I — Economy · 4
- Polity — Executive · 3
CSAT (80 Q · 200 marks · 2 hours)
- English — One-word Substitution · 8
- Quant — Profit & Loss · 8
- English — Antonyms · 7
- English — Idioms & Phrases · 7
- English — Grammar · 7
- Reasoning — Classification · 7
- Reasoning — Coding–Decoding · 7
- Quant — Ratio & Proportion · 7
UPSC CSE difficulty calibration
Elite tier. Elite-tier: among the toughest exams in its category. Most successful candidates prepare for 6-12+ months.
GS Paper I (100 × 2 marks) + CSAT (80 × 2.5). 180 total. -1/3 negative. 2 hours each. · Official language: English & Hindi.
Verified content — Wrexa Edge's UPSC CSE bank has been deeply curated with real exam-aligned content (estimated 100% syllabus coverage).
How Wrexa Edge prepares you for UPSC CSE
- Real test-day interface
- 50 distinct variants
- Detailed analytics
- Spaced repetition (Notebook)
- Optional proctoring
- Free to start
Expert take: what UPSC CSE really tests
UPSC Civil Services is a three-stage marathon (Prelims → Mains → Interview) run over nearly a year, and the syllabus is deliberately open-ended. The candidates who clear it are rarely the ones who read the most — they are the ones who revise a limited set of sources many times and can write coherent answers under time pressure.
Preparation tips
- Build a daily current-affairs habit from one newspaper plus a monthly compilation — link static topics to what is in the news.
- Start Mains answer-writing early, in parallel with Prelims prep; it is a skill that only improves with reps.
- Do not ignore CSAT — every year candidates with strong GS fail Prelims because they treated the qualifying paper as an afterthought.
Common mistakes to avoid
- Endlessly collecting new books and resources instead of revising a fixed, limited set until it is second nature.
- Postponing answer writing until "after the syllabus is done" — the syllabus is never done.
UPSC CSE study plan
A phase-by-phase roadmap from your first concept to test-ready. Stretch or compress each phase to fit the time you have before your attempt.
- Finish NCERTs (6–12) for History, Geography, Polity and Economy
- Start a daily current-affairs habit from a newspaper + monthly compilation
- Pick your optional subject and begin its core reading
- Practise GS and CSAT MCQs; build answer-writing for Mains in parallel
- Revise standard books and link static topics to current affairs
- Write weekly essays and GS answers to a strict word limit and time
- Take full-length Prelims mocks and analyse every wrong option
- Do full Mains answer-writing tests with feedback
- Revise notes, previous-year papers and your optional 2–3 times
Where UPSC CSE can take you
A strong UPSC CSE result opens up these careers and higher-study paths:
- IAS — Indian Administrative Service
- IPS — Indian Police Service
- IFS — Indian Foreign Service
- IRS & allied central services
Best books & official prep for UPSC CSE
- Indian Polity — M. Laxmikanth
- A Brief History of Modern India — Spectrum (Rajiv Ahir)
- Certificate Physical and Human Geography — G. C. Leong
- Indian Economy — Ramesh Singh
- NCERT textbooks (Classes 6–12) — NCERT
Official practice: UPSC publishes the detailed syllabus and previous years’ question papers on upsc.gov.in — anchor your reading and revision to these rather than to an endless book list.
Previous-year papers: All past Prelims and Mains papers are officially available on upsc.gov.in and are essential for judging the exam’s depth.
Frequently asked questions
- What is the UPSC CSE exam pattern?
- UPSC Civil Services Prelims contains 180 questions across 2 sections: GS Paper I (100 Q · 200 marks · 2 hours), CSAT (80 Q · 200 marks · 2 hours). Total duration is 240 minutes (about 80 seconds per question).
- Does UPSC CSE have negative marking?
- Yes — UPSC CSE carries negative marking of -0.66 per wrong answer and 2 per correct answer. Skipping is safer than guessing blindly.
- How is UPSC CSE scored?
- Scaled score range: 0 to 200. UPSC Prelims (out of 200).
- How can I practise UPSC CSE online for free?
- Wrexa Edge gives you 3 free full-length UPSC CSE mock tests — with instant scoring, detailed explanations and analytics — plus 47 more with Pro. Start practising in under a minute, no card required.
- What is the difficulty level of UPSC CSE?
- UPSC CSE is rated Elite difficulty on Wrexa Edge. Elite-tier: among the toughest exams in its category. Most successful candidates prepare for 6-12+ months. GS Paper I (100 × 2 marks) + CSAT (80 × 2.5). 180 total. -1/3 negative. 2 hours each. · Official language: English & Hindi.
- How long is the UPSC CSE exam?
- UPSC CSE runs for 240 minutes total across 2 sections. On Wrexa Edge the timer is enforced exactly as on the real exam — including no inter-section breaks.
- What topics are covered in UPSC CSE?
- UPSC CSE is split into: GS Paper I (100 Q · 200 marks · 2 hours), CSAT (80 Q · 200 marks · 2 hours). Each section is timed and weighted separately. GS Paper I (100 × 2 marks) + CSAT (80 × 2.5). 180 total. -1/3 negative. 2 hours each. · Official language: English & Hindi.
- What tools or aids are allowed during UPSC CSE?
- No special tools are required.
- Is the UPSC CSE test adaptive?
- No — UPSC CSE is a fixed-form (linear) test. Every candidate sees the same number of questions per section.
- How many UPSC CSE mock tests does Wrexa Edge offer?
- Wrexa Edge generates 50 distinct UPSC CSE variants — each with different question content, not just shuffled options — the first 3 free for everyone and 47 more with Pro. That's 9000 unique practice questions in the real test-day interface.
- Is there a free UPSC CSE test series 2026?
- Yes. The Wrexa Edge UPSC CSE test series for 2026 gives you 3 free full-length mock tests (50 in total) plus subject-wise and topic-wise tests — instant scoring and detailed analysis, no card required.
- Are UPSC CSE previous year question–style papers included?
- Every UPSC CSE mock is modelled on the official exam pattern and the style of previous years' papers — the same 180-question structure, sections and marking — so your practice mirrors the real paper you'll sit.
- Which is the best free UPSC CSE mock test online?
- Wrexa Edge's UPSC CSE mock test replicates the real exam interface, timing and negative marking, with instant score, section-wise analysis and 50 fresh variants — a strong free choice for 2026 preparation.
- Can I take the UPSC CSE mock test on mobile?
- Yes. UPSC CSE mock tests run in any browser on mobile, tablet or desktop — no app or download needed. Start on your phone and your progress and analytics sync when you sign in.
- What is the UPSC CSE syllabus?
- The UPSC CSE syllabus maps to its 2 sections: GS Paper I (100 Q · 200 marks · 2 hours), CSAT (80 Q · 200 marks · 2 hours). Wrexa Edge's mock tests cover the complete syllabus topic by topic — see the topics-covered breakdown above — so you practise every area at real exam difficulty.
- What is the eligibility for UPSC CSE?
- A bachelor’s degree from a recognised university (final-year students may sit Prelims). Minimum age 21. General-category candidates get up to 6 attempts until age 32, with more attempts and higher age limits for OBC, SC/ST and other reserved and special categories. Wrexa Edge focuses on realistic UPSC CSE practice: 3 free full-length mocks in the exact exam pattern, ready whenever you are.
- When is the UPSC CSE exam and how should I prepare?
- Official UPSC CSE exam dates are announced by the conducting body for each cycle — check the latest notification for the current schedule. To be ready, follow a phased study plan and take full-length timed mocks; Wrexa Edge gives you 3 free UPSC CSE mocks with instant scoring so you can track your readiness week by week.
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