IIT Roorkee has released the GATE 2025 Environmental Science and Engineering (ES) syllabus on the GATE’s official website - gate2025.iitr.ac.in. Candidates who have selected the ES paper for the GATE 2025 exam can check the syllabus, pattern, books, exam dates, etc.
GATE 2025 Environmental Science and Engineering
The GATE 2025 Environmental Science and Engineering comprises various subjects and topics, such as mathematics foundation, microbiology, environmental chemistry, air and noise pollution, etc. The relevant discipline has lucrative career growth with many career opportunities. Environmental Science graduates can opt for career roles such as pollution control officer, climate specialist, environmental engineer, etc.
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There is a 90% more chance of getting best college recommendations by sharing preferences.GATE 2025 Environmental Science and Engineering Exam Dates
The GATE ES (Environmental Science and Engineering) exam will be held on February 15, 2025, in the forenoon session (9:30 a.m. to 12:30 p.m.). The details regarding the exam and time will be available on the GATE 2025 admit card, which will be released on January 7, 2025.
Q: Which courses does IIT Madras have?
IIT Madras offers around 100 undergraduate, postgraduate and doctoral degree courses. The courses include BTech, BTech-MTech (Dual Degree), BS-MS (Dual Degree), Integrated MA, MTech, MBA, MSc, MS by Research and PhD. Additionally, IITM has signed MoUs with foreign universities to offer Joint PhD and JDP programme. The institute is also known for its Quality Improvement Programme (QIP), which is sponsored by the AICTE and is the world’s first online BSc programme. IIT Madras has also started for an 8-week free online course on Data Science.
Q: Can you suggest some good books for the preparation of GATE for CSE?
Those candidates who are preparing for the GATE Computer Science Engineering paper should refer to the best GATE Computer Science Engineering books 2025 so that their chances of cracking the entrance exam increase. It is important to choose a good book in the preparation journey, and simultaneously, the right strategy also matters. Here, we have listed some books for CSE that may help students in their preparation. Engineering Mathematics:
- Advanced Engineering Mathematics by Erwin Kreyszig, Discrete Mathematics and Its Applications by Kenneth Rosen.\
- Theory of Computation: An Introduction to Formal Languages and Automata by Peter Linz
- Computer organisation & Architecture: Computer Architecture A Quantitative Approach by Hennessy and Patterson and
- Computer organisation and Embedded systems by Carl Hamacher.
- Programming & Data Structures: Classic Data Structures by Debasis Samanta
- The C Programming language by Dennis Richie. Digital Logic: Digital Electronics by S. Salivahanan & S. Arivazhagan and Digital Design by Morris Mano.
- Computer Networks: Computer Networks by Peterson & Davie and Data Communications and Networking by Kurose & Ross and Behrouz A. Forouzan.
- Algorithms: Introduction to Algorithms by Cormen and Data Structures & Algorithms by R. S. Salaria.
- Compiler Design: Compiler Design in C by Allen I Holub and Compilers: Principles, Techniques and Tools by Aho & Ullman.
- Operating System: Operating Systems by Stallings and Operating System Concepts by Galvin.
- Databases: Database System Concepts by Henry. F. Korth and Normalization and indexing by Shamkant B. Navathe.
Q: Can you suggest good books for GATE Mechanical Engineering preparation?
Here are some of the most recommended books for GATE ME paper. Candidates must focus on getting good but limited resources whether its books, PYQs or notes and revise them frequently. This way they can ensure better result in the following GATE exam. Candidates can find below books for each section of GATE Mechanical Engineering syllabus;
Applied Mechanics and Design: Engineering Mechanics by SS Bhagavati & The Theory of Machines by SS Ratan
Fluid Mechanics: 1000 Solved Problems in Fluid Mechanics by K Subramanya
Thermal sciences: Internal Combustion Engines by V Ganeshan and Power Plant Engineering by PK Nag
Materials, Manufacturing and Industrial Engineering: Material Science and Metallurgy by OP Khanna and Industrial Engineering and Management by OP Khanna
Candidate can find out the complete list of GATE ME Books via the Given link; Complete GATE Books List
GATE 2025 Environmental Science and Engineering Syllabus
IIT Roorkee will conduct the GATE 2025 exam in two phases on February 1, 2, 15, and 16, 2025. The examinations will be conducted in the Morning (9:30 am to 12:30 pm) and the Afternoon (2:30 pm to 5:30 pm). Candidates appearing for the exam must carry their GATE 2025 admit card to the test centre.
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The GATE ES paper comprises mathematics and a subject-specific syllabus. Candidates can check the GATE 2025 Environmental Science and Engineering exam syllabus below -
Section I - Mathematics Foundation
| Topics |
Sub-Topics |
|---|---|
| Linear Algebra |
Determinants and Matrices | Systems of Linear Equations | Eigenvalues and Eigenvectors |
| Calculus |
Functions | Limit | Continuity | Differentiability | Local Maxima and Minima | Taylor Series | Test for Convergence | Definite and Indefinite Integrals | Application of Definite Integral to Obtain Area and Volume | Partial and Total Derivatives |
| Differential Equations |
Linear and Non-Linear First-Order Differential Equations (ODE) | Higher Order Linear ODE’s with constant coefficients | Cauchy’s and Euler’s Equations | Laplace Transform and its Applications in Solving Linear ODEs |
| Probability and Statistics |
Descriptive Statistics | Measurement of Central Tendency | Dispersion | Skewness and Kurtosis | Probability Concepts | Conditional Probability | Baye’s Theorem | Risk and Reliability | Probability Distributions | Correlation | Single and Multiple Regression Models | Hypothesis Testing (t-Test, F-Test, chi-square test) |
Section II - Environmental Chemistry
| Topics |
Sub-Topics |
|---|---|
| Fundamentals of Environmental Chemistry |
Covalent and Iconic Bonding | Chemical Equations | Concentration and Activity | Structure and Chemistry of Organic Molecules | Radioactivity of Elements | Chemical Equilibria | Thermodynamics and Kinetics of Chemical Reactions |
| Principles of Water Chemistry |
Water quality parameters and their measurement | Acid-base equilibria | Buffer solution | Carbonate system | Solubility of gases in water | Complexation, precipitation, and redox reactions | Inorganic and organic contaminants in water and their speciation |
| Soil Chemistry |
Organic matter, nitrogen, phosphorous, potassium, cation exchange capacity, base saturation, and Sodium absorption ratio |
| Atmospheric Chemistry |
Composition of the atmosphere | Reactivity of trace substances in the atmosphere | Urban atmosphere - smog and particulate pollution | Chemistry of Ozone formation | Chemistry of Stratosphere |
Section III- Environmental Microbiology
| Topics |
Sub-Topics |
|---|---|
| Prokaryotic and Eukaryotic Microbiology |
Characteristics of Diverse Groups of Microorganisms | Classification of Microorganisms | Microbial Diversity | Plant Microbe and Soil Microbe Interactions | Role of Microorganisms in Wastewater Treatment | Bioremediation and Biogeochemical Cycling |
| Cell Chemistry and Cell Biology |
Structure of Proteins, Nucleic Acid (DNA and RNA) | Lipids and Polysaccharides | Bonds in Biomolecules | Stereoisomerism in Biomolecules | Structure of cell | Structure and function of cytoplasmic membrane | Cell wall | Outer membrane | Glycocalyx, Chromosomes, Endospores, Storage products, Mitochondria, and Chloroplasts |
| Microbial Metabolism |
Anabolism and Catabolism | Phosphorylation | Glycolysis | TCA Cycle | Electron Transport Chain | Fermentation | Anaerobic Respiration | Energy Balances | Enzymes and Enzyme Kinetics |
| Growth and Control of Microorganisms |
Bacterial Nutrition and Growth | Specific Growth Rate and Doubling Time | Monod’s Model | Types of Culture Media | Batch and Continuous Culture | Effects of Environmental Factors on Growth | Control of Microbes using Physical and Chemical Methods |
| Microbiology and Health |
Pathogens and Modes of Transmission | Indicator organisms | Quantification of Coliforms using MPN and Membrane Filtration Techniques |
Section IV - Water Resources and Environmental Hydraulics
| Topics |
Sub-Topics |
|---|---|
| Global Water Resources |
Structure, Properties and Distribution of Water | Water Quality | Threats to Water Resources | Water Conservation |
| Surface Water Resources |
Hydrological Cycle and Water Balance - Infiltration, Evapotransportation, Runoff | Flow Hydrographs | Unit Hydrographs | State Discharge Relationship | Reservoir Capacity | Reservoir and Chanel Routing | Surface Run-Off Models | Surface Water Management | Rain Water Harvesting and Storage |
| Groundwater Resources |
Geologic Formations as Aquifers | Vadose and Saturated Zones | Confined and Unconfined Aquifers and their parameters - Porosity, Permeability, Transmissivity and Storage Coefficient | Darcy’s Law and Applications | Steady state well hydraulics |
| Environmental Hydraulics |
Concepts of Mechanics | Properties of Fluids | Pressure Measurement | Hydrostatic Force of Surfaces | Buoyancy and Floatation | Laminar and Turbulent Flow | Flow Through Pipes | Pipe Networks | Boundary Layer Theory | Forces on Immersed Bodies | Flow Measurement in Channels and Pipes | Kinematics of Flow, Continuity, Momentum, and Energy Equations | Channel Hydraulics - Specific Energy, Critical Flow, Hydraulic Jump, Rapid and Gradually Varied Flow | Design of Lined and Unlined Channels |
Section V- Water and Wastewater Treatment and Management
| Topics |
Sub-Topics |
|---|---|
| Water and Wastewater Quality Parameters |
Eutrophication and Thermal Stratification in Lakes | River Pollution - Oxygen Sag Curve |
| Water Treatment Methods |
Screening | Sedimentation with and without Coagulation | Filtration | Desalination | Disinfection | Water Distribution and Storage |
| Point and Non-Point Sources of Wastewater |
Population Forecasting Methods | Design of Sewer and Storm Water Sewers | Sewer Appurtenances | Preliminary, Primary, Secondary, and Tertiary Sewage Treatment | Sludge Generation, Processing, and Disposal Methods | Sewage Farming |
| Sources and Characteristics of Industrial Effluents |
Concept of Common Effluent Treatment Plans (CETP) | Wastewater Recycling and Zero Liquid Discharge |
| Kinetics and Reactor Design |
Mass and Energy Balance | Order and Rate of Reactions | Batch Reactors | Completely Mixed Flow Reactors | Plug Flow Reactors |
Section VI - Air and Noise Pollution
| Topics |
Sub-Topics |
|---|---|
| Air and Noise Pollution |
Structure of the Atmosphere | Natural and Anthropogenic Sources of Pollution | Effect of Health and Environment | Air Pollution: Gases and Particulate Matter | Air Quality Standards: Primary and Secondary Pollutants | Criteria Pollutants | Ambient and Source Standards | Air Quality Indices | Visibility |
| Particulate Pollutants |
Measurement and Control Methods | Control of Particulate Air Pollutants using Gravitational Settling Chambers, Cyclone Separators, Wet Collectors, Fabric Filters (Bag-House Filter) | Electrostatic Precipitators (ESP) |
| Gaseous Pollutants |
Measurement and Control Methods | Control of Gaseous Contaminants: Adsorption, Absorption, Condensation, and Combustion | Control of Sulphur Oxides, Nitrogen Oxides, Carbon Monoxide, and Hydrocarbons | Vapour-Liquid and Vapour-Solid Equilibria | Diffusion | Fick’s Law and Interfacial Mass Transfer | Automotive Emission Controls | Fuel Quality | Diesel Particulate Filters | Catalytic Convertors |
| Air Quality Management |
Point, Line, and Area Sources | Inventory, Influence of Meteorology -Wind and Rose Diagrams | Stability, Mixing Height, Topography, Dispersion Modelling, and Monitoring |
| Noise Pollution |
Sources | Health Effects | Standards | Measurement and Control Methods |
Section VII - Solid and Hazardous Waste Management
Q: Does NIT Andhra Pradesh offers M.Tech course?
Yes, NIT Andhra Pradesh offers an M.Tech course for a duration of over two years and is offered in full-time mode. To get admission into this PG course, candidates should have completed a bachelor's degree in engineering or technology in a relevant field with a minimum of 60% marks or a CGPA of 6.5 on a 10-point scale. For the selection process of the course, the institute accepts the score of GATE followed by CCMT counselling.
Q: Does IIT Goa offer MTech?
Yes, IIT Goa offers a two-year MTech spread across four semesters. The institute introduced the MTech programme in July 2019. Admission to this course is based on GATE score followed by COAP Counselling. All MTech specialisations offered at IIT Goa are mentioned below:
- Mechanical Engineering
- Computer Science & Engineering
- Electrical Engineering
Q: What all BTech courses are offered by IIT Goa?
IIT Goa offers a four-year BTech programme across four specialisations. Admisison to all these BTech courses at all IITs is subject to a valid score in JEE Main and JEE Advanced. All BTech specialisations available at IIT Goa along with their seat intake are mentioned below:
| Courses | Seats |
|---|---|
| BTech in Computer Science and Engineering | 40 |
| BTech in Electrical Engineering | 43 |
| BTech in Mathematics and Computing Engineering | 29 |
| BTech in Mechanical Engineering | 45 |
Q: Which is the flagship course of NIT Sikkim?
The National Institute of Technology Sikkim (NIT Sikkim) is a prestigious technical institution located in the state of Sikkim, India. The flagship course offered by NIT Sikkim is the Bachelor of Technology (BTech) programme, which is a four-year undergraduate degree programme. This programme is offered in five specialisations mentioned below:
- Civil Engineering
- Computer Science and Engineering
- Electronics and Communication Engineering
- Mechanical Engineering and Electrical
- Electrical Electronics Engineering
Q: What courses are offered by NIT AP?
NIT AP, officially known as the National Institute of Technology Andhra Pradesh, provides higher education with a diverse selection of academic programmes. Undergraduate programmes such as Bachelor of Technology (BTech), postgraduate programmes such as Master of Technology (MTech) and Master of Science (MS), and professional programmes such as Master of Business Administration (MBA) and Doctor of Philosophy (PhD) are examples of these courses.
| Topics |
Sub-Topics |
|---|---|
| Integrated solid-waste management |
Waste Hierarchy | Rules and Regulations for Solid Waste Management in India |
| Municipal Solid-Waste Management |
Sources | Generation | Characteristics, Collection, Transportation, Waste Processing, and Disposal (including reuse options, biological methods, energy recovery processes and landfilling) |
| Hazardous Waste Management |
Characteristics, Generation, Fate of Materials in the Environment, treatment and Disposal | Soil Contamination and Leaching of Contaminants into Groundwater |
| Management of Biomedical Waste, Plastic Waste, and E-waste |
Sources, Generation and Characteristics | Waste Management Practices, including storage, collection, and transfer |
Section VIII - Global and Regional Environmental Issues
| Topics |
Sub-Topics |
|---|---|
| Global Effects of Air Pollution |
Greenhouse gases | Global warming | Climate Change | Urban Heat Islands | Acid Rain | Ozone Hole |
| Ecology and Various Ecosystems |
Biodiversity | Factors influencing increase in population | Energy consumption | Environmental degradation |
Section IX - Environmental Management and Sustainable Development
| Topics |
Sub-Topics |
|---|---|
| Environmental Management Systems |
ISO 14000 Series | Environmental Auditing | Environmental Impact Assessment | Life Cycle Assessment | Human Health Risk Assessment |
| Environmental Law and Policy |
Objectives: Polluter pays principle | Precautionary principle | The Water and Air Acts with Amendments | The Environment (Protection) Act EPA 1986 | National Green Tribunal Act 2010 | National Environmental Policy | Principles of International Law and International Treaties |
| Energy and Environment |
Energy Sources | Overview of Resources and Reserves | Renewable and Non-Renewable Energy Sources | Energy-Environmental Nexus |
| Sustainable Development |
Definition and Concepts of Sustainable Development | Sustainable Development Goals | Hurdles to Sustainability | Environment and Economics |
GATE 2025 Environmental Science and Engineering Syllabus: Pattern
In two sessions, IIT Roorkee will conduct the GATE 2025 exam on February 1, 2, 15, and 16, 2025. The exam will be held online for three hours. Candidates appearing for the exam must be aware of the exam pattern inorder to secure a good rank. Here is the exam pattern for GATE 2025 Environmental Science and Engineering-
- The paper will comprise three sections: general aptitude (GA), engineering mathematics, and subject-specific questions.
- The total mark of the GATE ES paper is 100, with 65 questions.
- The distribution of marks is as follows: engineering mathematics 13 marks, general aptitude- 15 marks, and environmental science and engineering - 72 marks.
- All questions either carry one to two marks. Negative marking is only applicable to MCQs.
GATE 2025 Environmental Science and Engineering (ES) Allowed Two-Paper Combination
Candidates opting for environmental science and engineering as the primary subject in the GATE 2025 can choose the following test papers as the secondary paper.
- Civil Engineering
- Chemical Engineering
- Geomatics Engineering
GATE 2025 ES New Two-Paper Combination
- Biotechnology
- Ecology and Evolution
Books for GATE 2025 Environmental Science and Engineering Preparation
Candidates can refer to the following books for GATE 2025 environmental science and engineering preparation -
| Name of the Book |
Author Name |
|---|---|
| A Modern Approach to Verbal and Non-Verbal Reasoning |
R.S Agarwal |
| A Handbook of Engineering Mathematics |
B.S Grewal |
| GATE Engineering Mathematics for All |
Arihant Publications |
| Fundamentals of Environmental Chemistry |
Manahan, S.E |
| Brock Biology of Microorganisms |
Micheal T. Madigan, John M. Martinko |
| Water Supply Engineering |
SK Garg |
| Principles of Environmental Science |
Cunningham W.P and Cunningham M.A |
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Student Forum
Anything you would want to ask experts?Answered 22 hours ago
Yes, once the candidate know their exact GATE center location, they can plan their travel and accomodation (if required) in advance to avoid last minute issues.
S
Beginner-Level 3
Answered 22 hours ago
Candidates can re-download their GATE admit card from the GATE portal using the log in credentials - enrollment ID and password. Ensure that candidates have multiple printouts for backup. The GATE admit card will be released on January 7, 2025.
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Contributor-Level 10
Answered 22 hours ago
The GATE exam hall ticket includes the exact address of your exam center. Use online maps or visit the center a day or two before the exam to familiarize yourself with the location. Make sure to reach the exam center 60 minutes before the exam time.
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Beginner-Level 3
Answered 22 hours ago
After downloading the GATE hall ticket 2025, candidates must carefully check all the details printed on the admit card, such as name, registration number, exam date, time, paper code, exam center address. If there is any discrepancy, immediately contact the authorities through GATE helpline number o
A
Beginner-Level 3
Answered 22 hours ago
Yes, the exam center will arrange a qualified scribe free of charge. Candidates are not permitted to bring their own scribes. The GATE authorities will provided the scribe to the applicants.
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Beginner-Level 3
Answered 22 hours ago
Yes, a compensatory time of 60 minutes will be provided to candidates who have opted for scribe facility during the GATE examination. The scribe will be provided by the GATE authorities.
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Beginner-Level 3
Answered 22 hours ago
Along with GATE admit card, candidates must carry a valid photo ID proof. Besides, they must carry their approved medical certificate. Candidates are advised to check the instructions mentioned in the hall ticket before reaching the exam center.
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Beginner-Level 3
Answered 23 hours ago
The GATE conducting authorities offer scribe facility to candidates. However, to request a scribe for the GATE 2025 exam, candidates must fulfil the required criteria imposed for scribe candidates, which are as follows -
- Candidates with permanent disabilities of 40% or more, including visual impairme
S
Beginner-Level 3
Answered Yesterday
Candidates must go through the biometric identification process before the start of the exam. At the GATE exam center, the biometric verification is a component of the attendance process.
Biometric verification, such as fingerprint scanning or photograph capture, will be conducted at the exam center
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Beginner-Level 3
Answered Yesterday
If you face any issues with the GATE admit card on exam day, then it is advisable to immediately contact the exam center authorities regarding the issues. Make sure to carry an additional ID and a spare printed admit card to avoid complications.
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Beginner-Level 3
Can I make travel arrangements after downloading GATE admit card?