BITSAT Practice

Question Bank

Loading 1,910 questions...

Pending Approval

Your account has been created successfully. Please wait for admin approval before you can access the question bank.

You'll be able to access all features once approved.

BITSAT Practice

Question Bank

20 years of previous papers — 2,389 MCQs

3120 questions · 2006–2025 · Physics · Chemistry · Maths

Duration

10 min10 questions
30 min25 questions
1 hour50 questions
3 hrs130 questions

Question Distribution

SubjectQuestions

Loading insights...

BITSAT Overview: BITSAT is a computer-based online test conducted by BITS Pilani for admissions to its campuses at Pilani, Goa, and Hyderabad. Scoring: +3 correct, -1 wrong, 0 unanswered. No negative marking for skipped questions.

Exam Structure

ParameterPre-20222022 Onwards
Total Questions150 MCQs130 MCQs
Duration3 hours3 hours
Marks per correct+3+3
Negative marking-1 per wrong-1 per wrong
Total marks450390
Bonus questions12 (if all 150 attempted correctly)12 (if all 130 attempted correctly)

Subject-wise Distribution (Post-2022: 130 Qs)

SubjectQuestionsMax MarksTime to Allocate
Physics4012045-50 min
Chemistry4012040-45 min
Mathematics4513555-60 min
English Proficiency154510-15 min
Logical Reasoning103010-12 min
Total130390180 min

Key Facts

  • Mode: Computer-Based Online Test, taken at designated test centers
  • Campuses: BITS Pilani, BITS Goa (Zuarinagar), BITS Hyderabad (Shamirpet)
  • Bonus questions: If you attempt all 130 questions correctly, you unlock 12 additional bonus questions for extra marks
  • Adaptive difficulty: BITSAT is reportedly adaptive — later questions may adjust based on performance
  • No fixed question paper: Each student gets a unique set from a large question pool
  • Syllabus: NCERT Class 11 + 12 Physics, Chemistry, Mathematics
  • Scoring: +3 correct, -1 wrong, 0 unanswered — attempt wisely, skipping is free
BITSAT covers NCERT Class 11 + 12 syllabus. Focus on high-weightage chapters first. The exam tests both conceptual understanding and speed.

Physics — 35 Questions

ChapterApprox. QuestionsWeightageClass
Electrostatics + Current Electricity6-7~19%12th
EMI & Alternating Current3-4~11%12th
Mechanics (Laws of Motion, Work-Energy)3-4~10%11th
Moving Charges & Magnetism3~8.5%12th
Optics (Ray + Wave)2-3~7%12th
Modern Physics (Photoelectric, Nuclear)2-3~7%12th
Semiconductors & Devices2-3~7%12th
Thermodynamics & Kinetic Theory2~5.7%11th
Waves & Oscillations2~5.7%11th
EM Waves2~5.7%12th
Gravitation1-2~4%11th

Chemistry — 35 Questions

Branch split: Organic 35-40% (12-14 Qs) · Physical 30-35% (10-12 Qs) · Inorganic 25-30% (9-10 Qs)

ChapterApprox. QuestionsBranch
Alcohols, Aldehydes, Ketones, Carboxylic Acids3-4Organic
Coordination Compounds2-3Inorganic
Chemical Bonding2-3Inorganic
Thermodynamics & Thermochemistry2-3Physical
Electrochemistry2Physical
Chemical Kinetics2Physical
Hydrocarbons2-3Organic
Haloalkanes & Haloarenes1-2Organic
Amines & Nitrogen Compounds1-2Organic
Biomolecules & Polymers1-2Organic
p-Block Elements2Inorganic
d & f Block Elements1-2Inorganic
Solutions & Colligative Properties1-2Physical
Equilibrium (Ionic + Chemical)1-2Physical

Mathematics — 40 Questions

ChapterApprox. QuestionsWeightage
Calculus (Differentiation + Integration + Area)8-10~22%
Coordinate Geometry (Lines, Circles, Conics)5-6~14%
Algebra (Complex Numbers, Quadratics, Sequences)4-5~11%
Matrices & Determinants3-4~9%
Vector Algebra & 3D Geometry3-4~9%
Probability & Statistics3-4~9%
Differential Equations2-3~6%
Trigonometry2-3~6%
Binomial Theorem2-3~6%
Sets, Relations & Functions1-2~4%

English Proficiency (15 Qs) + Logical Reasoning (10 Qs)

English Proficiency topics:

  • Reading Comprehension
  • Verbal Ability (synonyms, antonyms)
  • Grammar (tenses, articles, prepositions)
  • Sentence Completion & Correction
  • Vocabulary & Word Usage

Logical Reasoning topics:

  • Verbal Reasoning (analogy, classification)
  • Non-verbal Reasoning (pattern recognition)
  • Number Series, Letter Series
  • Blood Relations, Directions
  • Coding-Decoding, Clocks & Calendars
These 25 questions are the easiest 75 marks in BITSAT. Most students skip preparing for them — that's a mistake. 20-25 minutes of exam time for near-guaranteed marks.

Top 20 Chapters by ROI (Questions Per Study Hour)

Master these first — they cover ~80% of the paper.

The math of negative marking: With +3/-1 scoring, a student answering 110 questions at 85% accuracy scores 269/390. One attempting all 130 at 70% accuracy scores only 234/390. Accuracy beats volume.

Optimal Attempt Order

Start with the easiest sections to bank guaranteed marks and build confidence:

OrderSectionQuestionsTimeWhy This Order
1stEnglish Proficiency15~12 minQuick wins, build confidence
2ndLogical Reasoning10~10 minEasy marks banked early
3rdChemistry40~40 minMemory-based, faster than Physics/Maths
4thPhysics40~45 minMix of conceptual and numerical
5thMathematics45~55 minMost time-consuming, attempt last
Buffer/Review~18 minRevisit flagged questions

The Two-Pass Method

Pass 1 (First 120 min): Go through all questions. Solve only those you're confident about. Mark uncertain ones for review. Do NOT guess.
Pass 2 (Last 60 min): Return to flagged questions. If you can eliminate 2 out of 4 options → guess. If you can't eliminate any → leave blank.

When to Guess (The Math)

ScenarioExpected ValueAction
Eliminated 2 options (50/50)+3×0.5 - 1×0.5 = +1.00Guess!
Eliminated 1 option (1 in 3)+3×0.33 - 1×0.67 = +0.33Marginal — guess only if confident
No elimination (1 in 4)+3×0.25 - 1×0.75 = +0.00Leave blank — zero expected gain

Time Management Rules

  • 90-second rule: If a question doesn't click in 90 seconds, flag it and move on immediately
  • Never spend 3+ minutes on one question — that costs you 2-3 easy marks elsewhere
  • Check the clock at question 65 — you should have 90+ minutes remaining
  • Last 15 minutes: Stop solving new questions. Review flagged ones. Make educated guesses on marked questions where you can eliminate options
Daily schedule: Physics 1 hr · Chemistry 1 hr · Mathematics 1.5 hrs · English Proficiency & Logical Reasoning 30 min · Revision 1 hr = 5 hours minimum daily

Week 1 — Foundation & High-Yield Topics

Days 1-7
Physics: Electrostatics, Current Electricity, EMI & AC, Magnetic Effects
Chemistry: Coordination Compounds, Chemical Bonding, Carbonyl Compounds, Electrochemistry
Maths: Calculus (Integration, Differentiation), Matrices, Vectors
Daily: 20-30 questions per subject. Make formula sheets.
End of week: 1 full mock test on Day 7.

Week 2 — Fill Gaps & Practice

Days 8-14
Complete remaining chapters — don't skip anything (even low-weightage chapters give 1-2 easy questions)
Practice PYQs chapter-wise — use this app's question bank
English Proficiency: Grammar, comprehension, vocabulary daily (15 min)
Logical Reasoning: Verbal & non-verbal reasoning practice (15 min)
Mock tests: 1 every alternate day (3 total this week). Analyze every error.

Week 3 — Mock Test Sprint

Days 15-21
Full mock every alternate day (4 tests this week)
After each mock: Spend equal time analyzing mistakes. Categorize errors as: silly mistake, conceptual gap, or time issue.
Error log: Maintain a notebook of every mistake. This alone can improve scores by 10-15 marks.
Revise weak areas identified from mocks.

Week 4 — Sharpen & Peak

Days 22-30
Revise from formula sheets only — no textbooks
1 mock test daily in the last 5 days
Target: Finish mocks in 140 minutes (keep 10 min buffer)
No new topics. Only revision and practice.
Days 29-30: Light revision, relax, sleep 7-8 hours. No heavy study on exam eve.
Pro tip from toppers: "Teaching what you learn" — explaining concepts aloud solidifies understanding and reveals gaps. Maintain an error log and review it before the exam.

1. Skipping English Proficiency & Logical Reasoning

These 25 questions = 75 marks with minimal prep. Many students lose 15-20 easy marks by neglecting them. This is the lowest-effort, highest-return fix.

2. Blind Guessing

BITSAT penalizes wrong answers (-1). Only guess when you can eliminate 2+ options. A random 1-in-4 guess has a net expected value of 0 — not worth it across many questions. Skipping costs nothing.

3. Getting Stuck on Hard Questions

Average time per question: ~83 seconds (130 Qs in 180 min). Anything beyond 90 seconds should trigger you to move on. Spending 3 minutes on one question costs you 2-3 easy marks elsewhere.

4. Too Many Study Resources

Stick to NCERT + 1-2 reference books per subject. Multiple books cause confusion and scattered preparation. NCERT alone covers 90%+ of questions.

5. Skipping Mock Tests

Mock tests are the single most important preparation tool. Students who skip mocks are slower and less accurate on exam day. Take at least 10 full-length mocks.

6. Not Analyzing Mock Errors

Taking mocks without reviewing errors is wasted effort. After every mock, spend equal time analyzing mistakes. Categorize: silly mistake, conceptual gap, or time issue.

7. Starting with Maths

Unless Maths is genuinely your strongest subject, never start with it. It's calculation-heavy and can consume disproportionate time, leaving fewer minutes for easier sections.

8. Last-Minute Cramming

In the final 2 days, revise only what you already know. Trying to learn new topics causes anxiety and confusion. A well-rested mind performs 15-20% better than a sleep-deprived one.

BITS admissions are purely merit-based on BITSAT scores. Your score determines which campus and branch you get. There are no categories — just a single merit list.

Score → Branch (Approximate BITSAT Cutoffs)

Score (out of 390)What You Can Get
350+CSE at BITS Pilani
320-349CSE at BITS Goa / EEE at Pilani
300-319EEE/ECE at Pilani, CSE at Hyderabad
280-299Top branches at Goa/Hyderabad
250-279Mid-tier branches at all campuses
220-249Mech/Civil/Chemical at Pilani or good branches at Goa/Hyd
200-219Lower-preference branches across campuses
Below 200Difficult to get admission

Branch-wise Cutoffs by Campus (Approximate)

CampusCSEEEE/ECEMech
BITS Pilani~350+~300+~250+
BITS Goa~320+~280+~230+
BITS Hyderabad~300+~260+~220+

The Accuracy Equation (+3/-1 Scoring)

With +3/-1 marking, here's how different strategies compare:

StrategyAttemptedAccuracyScore (/390)
Careful + accurate11085%269
Very selective9095%252
Attempt everything13070%234
Reckless guessing13060%182
Sweet spot: Attempt 100-115 questions with 80-85% accuracy. Skip questions where you can't eliminate even 1 option — skipping is free in BITSAT.

BITSAT vs JEE Main

AspectBITSATJEE Main
DifficultyModerate-Hard (NCERT+)Hard (beyond NCERT)
NCERT dependence80-85%60-70%
Scoring+3 correct, -1 wrong+4 correct, -1 wrong
Duration3 hours (130 Qs)3 hours (90 Qs)
Time per question~83 seconds120 seconds
Question typesMCQ onlyMCQ + Numerical
Test modeComputer-based at test centersComputer-based at centers

If preparing for JEE Main, you're well-prepared for BITSAT. Focus on speed — BITSAT has more questions in the same time. 2-3 weeks of targeted BITSAT prep is usually sufficient for JEE aspirants.

BITSAT 2025 was held April 20-27 across 24 slots (3 shifts/day). Results declared May 5. Below is what actually happened.

Shift-wise Difficulty

ShiftDifficultyNotes
Apr 20, Slot 37.5/10 (Hardest)Physics had brutal numericals; Math extremely lengthy
Apr 24, Slot 17.5/10 (Hardest)JEE-level questions appeared in Maths
Apr 23, Slot 36.6/10Physics and Maths tricky; some Bio from deleted syllabus
Most other shifts5-6/10Moderate, as expected
Apr 25-27 shifts5.7-6.2/10Generally easier

Each student gets a unique question set from a large pool, so difficulty varies.

Subject-wise Verdict

ChemistryEasiest

  • Organic Chemistry dominated massively
  • Heavily NCERT-based
  • Students who memorized formulas scored easily
  • Physical Chemistry was moderate

MathematicsHardest

  • Universally cited as most challenging
  • Students ran out of time due to lengthy calculations
  • Multi-step, mixed-concept problems
  • Class 11 + 12 topics both heavily represented

PhysicsModerate

  • More numerical/calculation-based than conceptual
  • Formula application + calculation-heavy problems

Actual Topics That Appeared (Memory-Based)

Physics:

  • Electrostatics (capacitors, Coulomb's law)
  • Sound Waves (2-3 questions)
  • Work, Power, Energy
  • Magnetic Effect of Current
  • Optics, Semiconductors

Chemistry:

  • Carbonyl compounds, Alcohols
  • Electrochemistry (Faraday, Nernst)
  • Atomic Structure
  • Redox reactions (easy)
  • IUPAC naming

Mathematics: Calculus (3-4 Qs per slot), Probability (2-3 Qs), Vectors & 3D Geometry (4-5 Qs), Conics, Matrices

Sample Questions from 2025 (Student Recalled)

QuestionSubjectAnswer
Force F between charges. Each halved, distance halved. New force?PhysicsF
Capacitor 10μF, distance halved. New capacitance?Physics20μF
Ball dropped from 20m. Velocity before hitting ground?Physics20 m/s
pH of 0.01M NaOH?Chemistry12
Oxidation number of S in H₂SO₄?Chemistry+6
IUPAC name of CH₃CH₂COOH?ChemistryPropanoic acid
Strongest oxidizing agent (F₂, Cl₂, Br₂, I₂)?ChemistryF₂
Which year has same calendar as 2025?Logical Reasoning2014

Notice the level — these are board-level questions. NCERT mastery is sufficient.

Key Surprises from 2025

  • PYQ repetitions: Some previous year questions repeated almost verbatim (Apr 24 Slot 2). Practicing PYQs directly pays off!
  • Organic Chemistry dominance: Disproportionate emphasis vs previous years
  • Speed is key: Many students ran out of time despite knowing answers
  • Physics went numerical: Calculation-heavy rather than conceptual
00:00

Review Answers

Paused

Question content hidden

Admin

Admin