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GATE Biomedical Engineering Pattern 2027: Questions, Marks and Negative Marking

OverviewBM Pattern▾Application Process▾Preparation Tips▾Result▾Question Papers▾Cut OffCollege PredictorNewsQ&A

Sanghamitra Deb

Content Writer | Updated On - Oct 12, 2026

GATE 2027 has 65 questions for 100 marks in three hours. General Aptitude carries 15 marks. The remaining structure depends on the paper and, for some papers, the selected optional sections.

BM combines engineering mathematics, circuits, signals, electronics and control with physiology, bioinstrumentation, medical imaging, biomechanics and biomaterials. It is not the same paper as Biotechnology.

GATE BM 2027 Paper Structure

Feature	Rule
Duration	3 hours
Total questions	65: 10 General Aptitude and 55 subject questions
Total marks	100
Mode and language	Computer-based test; English
Question types	MCQ, MSQ and numerical answer type
Mark value	1 or 2 marks per question

Section	Marks	Requirement
General Aptitude	15	Compulsory
Engineering Mathematics	13	Part of the subject paper
Core subject	72	All listed technical units are in scope

There is no optional subject block in this paper. The syllabus defines what can be tested; it does not offer a choice to replace one subject with another. Leaving a question unanswered earns zero, but it does not reduce the set of topics that may appear.

MCQ, MSQ and Numerical Questions

Question	How to answer
MCQ	Select the one correct option
MSQ	Select every correct option; there may be more than one
NAT	Enter the numerical answer using the on-screen virtual keypad

An MSQ is not an MCQ with extra chances. Selecting a subset of the correct options, or adding a wrong option, earns no marks. NAT questions have no listed answer options; enter the number at the precision requested in the question.

Marking Scheme and Negative Marking

Question type	Correct	Incorrect
MCQ, 1 mark	+1	-1/3
MCQ, 2 marks	+2	-2/3
MSQ, 1 or 2 marks	Full marks only for the exact correct set	0; no partial credit
NAT, 1 or 2 marks	Full marks for an accepted numerical answer	0

Unanswered questions carry zero. The MCQ penalty is a fraction of that question's marks, not a flat one-mark deduction. Wrong MSQ and NAT responses receive zero, with no additional penalty.

Raw Marks Calculation: Worked Example

For a mixed paper, add the marks earned on correct answers and subtract only the applicable MCQ penalties. This example is illustrative, not a fixed question-type distribution.

Answers	Calculation	Marks
One-mark MCQs: 12 correct, 3 wrong	12 - 3/3	11
Two-mark MCQs: 15 correct, 3 wrong	30 - (3 x 2/3)	28
MSQs: four correct two-mark questions	4 x 2	8
NATs: six correct two-mark questions	6 x 2	12
Combined example	11 + 28 + 8 + 12	59 / 100

The remaining questions in this example are incorrect non-MCQs or unanswered, contributing zero. These 59 marks are not a GATE score of 590. GATE score calculation uses paper-level qualifying and top-performance benchmarks, with normalised marks where applicable.

Subjects and Syllabus Coverage

Unit	Topics
Engineering Mathematics	Linear Algebra: Matrix algebra, systems of linear equations, Eigenvalues and Eigenvectors.; Calculus: Mean value theorems, theorems of integral calculus, partial derivatives, maxima and minima, multiple integrals, Fourier series, vector identities, line, surface and volume integrals, Stokes, Gauss and Green's theorems.; Differential equations: First order linear and nonlinear differential equations, higher order linear differential equations with constant coefficients, method of separation of variables, Cauchy's and Euler's equations, initial and boundary value problems, and solution of partial differential equations.; Analysis of complex variables: Analytic functions, Cauchy's integral theorem and integral formula, Taylor's and Laurent's series, residue theorem.; Probability and Statistics: Sampling theorems, conditional probability, mean, median, mode and standard deviation, random variables, discrete and continuous distributions: normal, Poisson and binomial distributions. Tests of Significance, statistical power analysis, and sample size estimation. Linear Regression and correlation analysis.; Numerical Methods: Matrix inversion, numerical solutions of nonlinear algebraic equations, iterative methods for solving differential equations, numerical integration.
Electrical Circuits	V oltage and current sources - independent, dependent, ideal and practical; v -i relationships of resistor, inductor and capacitor; transient analysis of RLC circuits with dc excitation; Kirchoff’s laws, superposition, Thevenin, Norton, maximum power transfer and reciprocity theorems; Peak, average and rms values of ac quantities; apparent, active and reactive powers; phasor analysis, impedance and admittance; series and parallel resonance, realization of basic filters with R, L and C elements, Bode plot.
Signals and Systems	Continuous and Discrete Signal and Systems - Periodic, a periodic and impulse signals; Sampling theorem; Laplace and Fourier transforms; impulse response of systems; transfer function, frequency response of first and second order linear time invariant systems, convolution, correlation. Discrete time systems - impulse response, frequency response, DFT, Z - transform; basics of IIR and FIR filter.
Analog and Digital Electronics	Basic characteristics and applications of diode, BJT and MOSFET; Characteristics and applications of operational amplifiers - difference amplifier, adder, subtractor, integrator, differentiator, instrumentation amplifier, buffer, filters and waveform generators. Number systems, Boolean algebra; combinational logic circuits - arithmetic circuits, comparators, Schmitt trigger, encoder/decoder, MUX/DEMUX, multi -vibrators; Principles of ADC and DAC; Microprocessor- architecture, interfacing memory and input- output devices.
Measurements and Control Systems	SI units, systematic and random errors in measurement, expression of uncertainty - accuracy and precision index, propagation of errors; PMMC, MI and dynamometer type instruments; DC potentiometer; bridges for measurement of R, L and C, Q-meter. Basics of control system - transfer function.
Sensors and Bioinstrumentation	Sensors - resistive, capacitive, inductive, piezoelectric, Hall effect, electro chemical, optical; Sensor signal conditioning circuits; application of LASER in sensing and therapy. Origin of bio potentials and their measurement; techniques - ECG, EEG, EMG, ERG, EOG, GSR, PCG, Principles of measuring blood pressure, body temperature, volume and flow in arteries, veins and tissues, respiratory measurements and cardiac output measurement. Operating principle of medical equipment-sphygmomanometer, ventilator, cardiac pacemaker, defibrillator, pulse oximeter, hemodialyzer Electrical Isolation (optical and electrical), Safety and Regulatory Aspects of Biomedical Instruments.
Mammalian Cell Biology, Human Anatomy and Physiology	Basics of cell, types of tissues and organ systems; Homeostasis; Basics of organ systems & their physiological aspects - musculoskeletal, respiratory, circulatory, excretory, endocrine, nervous, and gastro-intestinal systems.
Medical Imaging Systems	Instrumentation and image formation techniques in medical imaging modalities such as X -Ray, Computed Tomography, Single Photon Emission Computed Tomography, Positron Emission Tomography, Magnetic Resonance Imaging, Ultrasound.
Biomechanics	Kinematics of muscles and joints - free-body diagrams and equilibrium, forces and stresses in joints, biomechanical analysis of joints, Gait analysis; Hard Tissues - Definition of Stress and Strain, Structure and mechanical properties of bone - cortical and cancellous bones; Soft Tissues - Structure, functions, material properties.
Biomaterials and Tissue Engineering	Basic properties of biomaterials - Metallic, Ceramic, Polymeric, Carbon -based and Composite materials; Fundamental characteristics of implants - biocompatibility, bioactivity, biodegradability; Basics of tissue engineering. Biomaterial characterization techniques - Atomic Force Microscopy, Electron Microscopy, Fourier Transform Infrared Spectroscopy; Scaffold fabrication techniques– Electrospinning, 3D Printing and Bioprinting; Artificial Organs; Organoid; Organ-on-chip.

The GATE BM syllabus gives the full topic list and preparation scope.

Using Previous Papers as Mocks

Link the physiological signal to its sensor, signal-conditioning stage and clinical measurement. For imaging, compare the physical signal used by each modality before memorising system components.

Use a complete paper for the three-hour practice attempt. A short topic set measures that topic only; do not convert its percentage into an expected GATE rank. Compare the question types, marks and current topics before using previous-year GATE papers as full simulations.

Raw Marks, Normalised Marks, Score and Rank

Measure	Meaning
Raw marks	Marks earned from the answers and MCQ penalties
Normalised marks	Adjusted marks for a paper conducted across multiple sessions
GATE score	Standardised score based on the official paper-level formula
Rank	Relative position in the applicable paper or optional-subject list

Normalisation is not a fixed bonus for a difficult shift. It depends on session-level and all-session statistics, which are unavailable from an individual response sheet alone.

What do you need right now?

Quick Navigation PAPER DETAILS

Paper Structure
Question Types and Marking

Paper Structure

−

Feature	Rule
Duration	3 hours
Total questions	65: 10 General Aptitude and 55 subject questions
Total marks	100
Mode and language	Computer-based test; English
Question types	MCQ, MSQ and numerical answer type
Mark value	1 or 2 marks per question

Section	Marks	Requirement
General Aptitude	15	Compulsory
Engineering Mathematics	13	Part of the subject paper
Core subject	72	All listed technical units are in scope

Question Types and Marking

−

Type	Correct	Incorrect
MCQ, 1 mark	+1	-1/3
MCQ, 2 marks	+2	-2/3
MSQ, 1 or 2 marks	Full marks only for the exact correct set	0; no partial credit
NAT, 1 or 2 marks	Full marks for an accepted numerical answer	0

Worked Marks Example

−

Answers	Calculation	Marks
One-mark MCQs: 12 correct, 3 wrong	12 - 3/3	11
Two-mark MCQs: 15 correct, 3 wrong	30 - (3 x 2/3)	28
MSQs: four correct two-mark questions	4 x 2	8
NATs: six correct two-mark questions	6 x 2	12
Combined example	11 + 28 + 8 + 12	59 / 100

The example returns raw marks, not a rank or an official GATE score.

Subject and Option Reference

−

Unit	Topics
Engineering Mathematics	Linear Algebra: Matrix algebra, systems of linear equations, Eigenvalues and Eigenvectors.; Calculus: Mean value theorems, theorems of integral calculus, partial derivatives, maxima and minima, multiple integrals, Fourier series, vector identities, line, surface and volume integrals, Stokes, Gauss and Green's theorems.; Differential equations: First order linear and nonlinear differential equations, higher order linear differential equations with constant coefficients, method of separation of variables, Cauchy's and Euler's equations, initial and boundary value problems, and solution of partial differential equations.; Analysis of complex variables: Analytic functions, Cauchy's integral theorem and integral formula, Taylor's and Laurent's series, residue theorem.; Probability and Statistics: Sampling theorems, conditional probability, mean, median, mode and standard deviation, random variables, discrete and continuous distributions: normal, Poisson and binomial distributions. Tests of Significance, statistical power analysis, and sample size estimation. Linear Regression and correlation analysis.; Numerical Methods: Matrix inversion, numerical solutions of nonlinear algebraic equations, iterative methods for solving differential equations, numerical integration.
Electrical Circuits	V oltage and current sources - independent, dependent, ideal and practical; v -i relationships of resistor, inductor and capacitor; transient analysis of RLC circuits with dc excitation; Kirchoff’s laws, superposition, Thevenin, Norton, maximum power transfer and reciprocity theorems; Peak, average and rms values of ac quantities; apparent, active and reactive powers; phasor analysis, impedance and admittance; series and parallel resonance, realization of basic filters with R, L and C elements, Bode plot.
Signals and Systems	Continuous and Discrete Signal and Systems - Periodic, a periodic and impulse signals; Sampling theorem; Laplace and Fourier transforms; impulse response of systems; transfer function, frequency response of first and second order linear time invariant systems, convolution, correlation. Discrete time systems - impulse response, frequency response, DFT, Z - transform; basics of IIR and FIR filter.
Analog and Digital Electronics	Basic characteristics and applications of diode, BJT and MOSFET; Characteristics and applications of operational amplifiers - difference amplifier, adder, subtractor, integrator, differentiator, instrumentation amplifier, buffer, filters and waveform generators. Number systems, Boolean algebra; combinational logic circuits - arithmetic circuits, comparators, Schmitt trigger, encoder/decoder, MUX/DEMUX, multi -vibrators; Principles of ADC and DAC; Microprocessor- architecture, interfacing memory and input- output devices.
Measurements and Control Systems	SI units, systematic and random errors in measurement, expression of uncertainty - accuracy and precision index, propagation of errors; PMMC, MI and dynamometer type instruments; DC potentiometer; bridges for measurement of R, L and C, Q-meter. Basics of control system - transfer function.
Sensors and Bioinstrumentation	Sensors - resistive, capacitive, inductive, piezoelectric, Hall effect, electro chemical, optical; Sensor signal conditioning circuits; application of LASER in sensing and therapy. Origin of bio potentials and their measurement; techniques - ECG, EEG, EMG, ERG, EOG, GSR, PCG, Principles of measuring blood pressure, body temperature, volume and flow in arteries, veins and tissues, respiratory measurements and cardiac output measurement. Operating principle of medical equipment-sphygmomanometer, ventilator, cardiac pacemaker, defibrillator, pulse oximeter, hemodialyzer Electrical Isolation (optical and electrical), Safety and Regulatory Aspects of Biomedical Instruments.
Mammalian Cell Biology, Human Anatomy and Physiology	Basics of cell, types of tissues and organ systems; Homeostasis; Basics of organ systems & their physiological aspects - musculoskeletal, respiratory, circulatory, excretory, endocrine, nervous, and gastro-intestinal systems.
Medical Imaging Systems	Instrumentation and image formation techniques in medical imaging modalities such as X -Ray, Computed Tomography, Single Photon Emission Computed Tomography, Positron Emission Tomography, Magnetic Resonance Imaging, Ultrasound.
Biomechanics	Kinematics of muscles and joints - free-body diagrams and equilibrium, forces and stresses in joints, biomechanical analysis of joints, Gait analysis; Hard Tissues - Definition of Stress and Strain, Structure and mechanical properties of bone - cortical and cancellous bones; Soft Tissues - Structure, functions, material properties.
Biomaterials and Tissue Engineering	Basic properties of biomaterials - Metallic, Ceramic, Polymeric, Carbon -based and Composite materials; Fundamental characteristics of implants - biocompatibility, bioactivity, biodegradability; Basics of tissue engineering. Biomaterial characterization techniques - Atomic Force Microscopy, Electron Microscopy, Fourier Transform Infrared Spectroscopy; Scaffold fabrication techniques– Electrospinning, 3D Printing and Bioprinting; Artificial Organs; Organoid; Organ-on-chip.

GATE BM Pattern FAQs

Paper and Sections

Is GATE 2027 a 100-mark or 100-question paper?+

It is a 100-mark paper with 65 questions: 10 General Aptitude and 55 subject questions. Questions carry either one or two marks.

Is the whole paper online?+

Yes. GATE is a computer-based examination in English. Numerical answers are entered through the on-screen virtual keypad.

Can I change my optional subject during the examination?+

Marking and Results

Does selecting one correct MSQ option give partial credit?+

No. You must select exactly all the correct options. A partial set or a set containing an incorrect option earns zero.

Is there negative marking for numerical questions?+

No. An incorrect NAT receives zero. The negative-marking rules apply to MCQs only.

Can I multiply my marks by ten to calculate my GATE score?+

No. The score formula uses the General-category qualifying mark and a top-candidate benchmark for the paper. Multi-session papers use normalised marks first. A simple marks-times-ten calculation does not reproduce the official score.

Will the 2027 chapter distribution match last year?+

The official section allocation applies, but there is no promise of the same chapter-by-chapter distribution. Use dated paper analysis as a record of that examination, not as a guarantee for the next one.

*The article might have information for the previous academic years, please refer the official website of the exam.

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For the UG Engineering courses, candidates need to have 10+2 with 45% for the general category. However, the aggregate percentage will be 40% for SC/ST/OBC. For the PG Engineering courses, candidates need to have graduation with 50% and 45% for the SC/ST/OBC.

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06 Mar 24

Pt. Ravishankar Shukla University (PRSU) in Raipur, Chhattisgarh offers a variety of interdisciplinary research opportunities, including:

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School of Regional Studies and Research

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Center for Basic Sciences (CBS)

Research opportunities include Inspire Internship Camps, which attract talented youth to take up research by working with scientists like Nobel Prize Winners.

GATE Biomedical Engineering Pattern 2027: Questions, Marks and Negative Marking

GATE BM 2027 Paper Structure

MCQ, MSQ and Numerical Questions

Marking Scheme and Negative Marking

Raw Marks Calculation: Worked Example

Subjects and Syllabus Coverage

Using Previous Papers as Mocks

Raw Marks, Normalised Marks, Score and Rank

What do you need right now?

Paper Structure

Question Types and Marking

Worked Marks Example

Subject and Option Reference

GATE BM Pattern FAQs

Paper and Sections

Marking and Results

Ask your question

Answered Questions

What are the eligibility criteria for different engineering programs?

Zollege Team

What is the fee structure for b.tech computer science and engineering at VIT University?

Zollege Team

What interdisciplinary research opportunities are available for graduate students at PRSU?

Rency

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