MRCS Part A — Free Online Mock Test
Same-day single sitting (5h total): Paper 1 — Applied Basic Sciences 180 SBA (3h). Paper 2 — Principles of Surgery in General 120 SBA (2h). Total 300 SBAs. No negative marking. Angoff pass mark (~70%). · Official language: English.
Elite
United Kingdom
Medical Licensing
300 questions
300 min
50 distinct variants
Start free practice test →
MRCS Part A exam at a glance
MRCS Part A section breakdown
The MRCS Part A mock test on Wrexa Edge replicates the real exam's section structure — same names, same question count per section, same time limits. Inter-section breaks are enforced.
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Paper 1 — Applied Basic Sciences (180 SBA)
180 questions · 180 minutes · ~60 sec/question
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Paper 2 — Principles of Surgery in General (120 SBA)
120 questions · 120 minutes · ~60 sec/question
MRCS Part A scoring & marking scheme
Strategy: MRCS Part A has no negative marking. Attempt every question — blank answers cost you potential marks but cannot pull your score down.
Scale: MRCS Part A (combined, pass ~70%).
How MRCS Part A is conducted
Mode
Standard — practice without proctoring on Wrexa Edge, or enable optional webcam proctoring to simulate test-day conditions.
Test format
Linear / fixed-form — every candidate sees the same number of questions per section.
Backtracking
Allowed — you can revisit and change answers within a section.
Mark for review
Available — flag tough questions and return to them before submitting the section.
Tools available during the MRCS Part A exam
Wrexa Edge renders these tools inside the mock test exactly as they appear on the real MRCS Part A exam — same shortcuts, same behaviour.
MRCS Part A time strategy
With 300 questions in 300 minutes, you have about 60 seconds per question on average. Successful candidates aim for the following pacing on each section:
Paper 1 — Applied Basic Sciences (180 SBA)
Target ~60 sec/question. If a question takes more than 90 seconds, mark for review and move on.
Paper 2 — Principles of Surgery in General (120 SBA)
Target ~60 sec/question. If a question takes more than 90 seconds, mark for review and move on.
Wrexa Edge's analytics show your actual time-per-question after every mock so you can spot which sections you're losing time on.
MRCS Part A topics covered
Across the 50 Wrexa Edge variants of MRCS Part A, the following topics appear most often (sample distribution from one variant):
Paper 1 — Applied Basic Sciences (180 SBA)
- Clinical — Cardiology · 4
- Clinical — Respiratory · 4
- Clinical — Gastroenterology · 4
- Clinical — Endocrinology · 4
- Clinical — Neurology · 4
- GI — Hepatology · 4
- Endocrine — Adrenal · 4
- OB-GYN — Gyn · 4
Paper 2 — Principles of Surgery in General (120 SBA)
- Biostats — Test characteristics · 3
- Biostats — Measures · 3
- Biostats — Hypothesis testing · 3
- NEET-Pre — Anatomy Cranial Nerves · 3
- NEET-Pre — Biochem Vitamin · 3
- Biostats — Study design · 2
- Biostats — Bias · 2
- Ethics — Autonomy · 2
Sample MRCS Part A questions
A preview of real practice questions from the Wrexa Edge MRCS Part A bank — the same style, phrasing and difficulty you'll face on test day. Full solutions unlock free inside the mock.
Paper 1 — Applied Basic Sciences (180 SBA) · Step 2 — SAH Workup
Q1. A "thunderclap" headache with neck stiffness in an alert patient requires:
Why: Correct answer: D — Non-contrast head CT first, then LP if CT negative — to rule out subarachnoid hemorrhage. Topic: Step 2 — SAH Workup.
Paper 2 — Principles of Surgery in General (120 SBA) · Biostats — Test characteristics
Q2. Sensitivity is defined as:
Why: Correct answer: D — True positives / (True positives + False negatives). Topic: Biostats — Test characteristics.
Paper 1 — Applied Basic Sciences (180 SBA) · Step 2 — PE Workup
Q3. A patient with suspected pulmonary embolism, hemodynamically stable, Wells score = 5 (high) should undergo:
Why: Correct answer: A — CT pulmonary angiography (gold standard). Topic: Step 2 — PE Workup.
Paper 2 — Principles of Surgery in General (120 SBA) · Biostats — Test characteristics
Q4. Specificity is defined as:
Why: Correct answer: A — True negatives / (True negatives + False positives). Topic: Biostats — Test characteristics.
Paper 1 — Applied Basic Sciences (180 SBA) · Step 2 — Pulmonary TB
Q5. A homeless man presents with weight loss, night sweats, hemoptysis, and cavitary upper-lobe infiltrates on CXR. Next step:
Why: Correct answer: B — Isolate in negative-pressure room, collect 3 sputum samples for AFB smear/culture, start empiric 4-drug TB therapy if confirmed. Topic: Step 2 — Pulmonary TB.
Paper 2 — Principles of Surgery in General (120 SBA) · Biostats — Test characteristics
Q6. Positive predictive value (PPV) increases with:
Why: Correct answer: B — Higher prevalence (and higher specificity). Topic: Biostats — Test characteristics.
These are a handful of the 15000 unique MRCS Part A questions across all 50 Wrexa Edge variants — start a free mock to attempt the full set with instant scoring.
MRCS Part A difficulty calibration
Elite tier. Elite-tier: among the toughest exams in its category. Most successful candidates prepare for 6-12+ months.
Same-day single sitting (5h total): Paper 1 — Applied Basic Sciences 180 SBA (3h). Paper 2 — Principles of Surgery in General 120 SBA (2h). Total 300 SBAs. No negative marking. Angoff pass mark (~70%). · Official language: English.
Verified content — Wrexa Edge's MRCS Part A bank has been deeply curated with real exam-aligned content (estimated 100% syllabus coverage).
How Wrexa Edge prepares you for MRCS Part A
Real test-day interface
Our vignette skin mirrors the actual MRCS Part A testing software — same timer, palette, tools, and navigation.
50 distinct variants
15000 unique practice questions, each variant a fresh test — not just shuffled options.
Detailed analytics
Scaled score, section accuracy, topic-wise heatmap, time-per-question — see where to focus after every attempt.
Spaced repetition (Notebook)
Wrong answers and flagged questions flow into an SM-2 spaced-repetition deck so you actually retain what you learn.
Optional proctoring
Browser-based face-api detection (no install) — turn it on to simulate a high-stakes environment.
Free to start
No credit card. Sign up, pick a variant, and your first MRCS Part A mock starts in under a minute.
MRCS Part A 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.
1
Phase 1 — Learn the syllabus
Weeks 1–4
- Work through every section — Paper 1 — Applied Basic Sciences (180 SBA), Paper 2 — Principles of Surgery in General (120 SBA) — from your core study material
- Make short notes and a formula/fact sheet you can revise quickly
- Attempt topic questions right after finishing each area
2
Phase 2 — Practice & sectionals
Weeks 5–8
- Solve previous-year and practice questions section by section
- Time yourself on Paper 1 — Applied Basic Sciences (180 SBA) and your weakest areas
- Keep an error log and revisit every mistake weekly
3
Phase 3 — Full-length mocks
Weeks 9–12
- Take full-length MRCS Part A mocks in the real test interface
- Analyse accuracy, time per question and silly mistakes after each mock
- Revise from notes and re-attempt only weak-topic questions
Where MRCS Part A can take you
A strong MRCS Part A result opens up these careers and higher-study paths:
Clinical practice
A pass grants the licence required to practise and treat patients in your jurisdiction.
Residency & specialisation
Qualifies you for residency, postgraduate training and specialist certification.
Hospital & public health roles
Positions across hospitals, public-health services and research institutions.
Frequently asked questions
- What is the MRCS Part A exam pattern?
- MRCS Part A contains 300 questions across 2 sections: Paper 1 — Applied Basic Sciences (180 SBA), Paper 2 — Principles of Surgery in General (120 SBA). Total duration is 300 minutes (about 60 seconds per question).
- Does MRCS Part A have negative marking?
- No — MRCS Part A has no negative marking. Each correct answer is worth 1 mark, so attempt every question.
- How is MRCS Part A scored?
- Scaled score range: 0 to 100. MRCS Part A (combined, pass ~70%).
- How can I practise MRCS Part A online for free?
- Wrexa Edge gives you 10 free full-length MRCS Part A mock tests — with instant scoring, detailed explanations and analytics — plus 40 more with Pro. Start practising in under a minute, no card required.
- What is the difficulty level of MRCS Part A?
- MRCS Part A is rated Elite difficulty on Wrexa Edge. Elite-tier: among the toughest exams in its category. Most successful candidates prepare for 6-12+ months. Same-day single sitting (5h total): Paper 1 — Applied Basic Sciences 180 SBA (3h). Paper 2 — Principles of Surgery in General 120 SBA (2h). Total 300 SBAs. No negative marking. Angoff pass mark (~70%). · Official language: English.
- How long is the MRCS Part A exam?
- MRCS Part A runs for 300 minutes total across 2 sections. On Wrexa Edge the timer is enforced exactly as on the real exam — including mandatory inter-section breaks.
- What topics are covered in MRCS Part A?
- MRCS Part A is split into: Paper 1 — Applied Basic Sciences (180 SBA), Paper 2 — Principles of Surgery in General (120 SBA). Each section is timed and weighted separately. Same-day single sitting (5h total): Paper 1 — Applied Basic Sciences 180 SBA (3h). Paper 2 — Principles of Surgery in General 120 SBA (2h). Total 300 SBAs. No negative marking. Angoff pass mark (~70%). · Official language: English.
- What tools or aids are allowed during MRCS Part A?
- Built-in lab values reference table (USMLE-style).
- Is the MRCS Part A test adaptive?
- No — MRCS Part A is a fixed-form (linear) test. Every candidate sees the same number of questions per section.
- How many MRCS Part A mock tests does Wrexa Edge offer?
- Wrexa Edge generates 50 distinct MRCS Part A variants — each with different question content, not just shuffled options — the first 10 free for everyone and 40 more with Pro. That's 15000 unique practice questions in the real test-day interface.
- Is there a free MRCS Part A test series 2026?
- Yes. The Wrexa Edge MRCS Part A test series for 2026 gives you 10 free full-length mock tests (50 in total) plus subject-wise and topic-wise tests — instant scoring and detailed analysis, no card required.
- Are MRCS Part A previous year question–style papers included?
- Every MRCS Part A mock is modelled on the official exam pattern and the style of previous years' papers — the same 300-question structure, sections and marking — so your practice mirrors the real paper you'll sit.
- Which is the best free MRCS Part A mock test online?
- Wrexa Edge's MRCS Part A mock test replicates the real exam interface, timing and marking scheme, with instant score, section-wise analysis and 50 fresh variants — a strong free choice for 2026 preparation.
- Can I take the MRCS Part A mock test on mobile?
- Yes. MRCS Part A 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 MRCS Part A syllabus?
- The MRCS Part A syllabus maps to its 2 sections: Paper 1 — Applied Basic Sciences (180 SBA), Paper 2 — Principles of Surgery in General (120 SBA). 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 MRCS Part A?
- Eligibility for MRCS Part A — age, qualification and number of attempts — is set by the official conducting body and can change each cycle, so always confirm the current official notification before applying. Wrexa Edge focuses on realistic MRCS Part A practice: 10 free full-length mocks in the exact exam pattern, ready whenever you are.
- When is the MRCS Part A exam and how should I prepare?
- Official MRCS Part A 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 10 free MRCS Part A mocks with instant scoring so you can track your readiness week by week.
Ready to ace MRCS Part A?
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