CSIR NET 2025 Exam Pattern & Syllabus
The Council of Scientific and Industrial Research – National Eligibility Test (CSIR NET) is conducted by NTA for eligibility of Indian nationals for Junior Research Fellowship (JRF) and Lectureship/Assistant Professor in the fields of science and technology. It is held twice a year and covers five core subjects: Chemical Sciences, Earth Sciences, Life Sciences, Mathematical Sciences, and Physical Sciences. This article provides the latest CSIR NET 2025 exam pattern, subject-wise syllabus breakdown, marking scheme, and all official links for your preparation strategy.
🔍 CSIR NET 2025 Selection Process
The selection process for CSIR NET 2025 consists of:
- Online Computer-Based Test (CBT)
- Declaration of Result (JRF or Lectureship Eligibility)
- Document Verification by Institutes (during admission or recruitment)
There is no interview in CSIR NET. Your score determines eligibility, not selection into institutions.
📋 CSIR NET 2025 Exam Pattern (Subject-wise)
📌 Common Highlights:
- Mode: Online (CBT)
- Type: Multiple Choice Questions (MCQs)
- Total Marks: 200
- Duration: 3 Hours
- Negative Marking: Varies by section and subject
🧪 Chemical Sciences Exam Pattern
| Section |
No. of Questions Asked |
Questions to Attempt |
Marks per Question |
Negative Marking |
| Part A |
20 |
15 |
2 |
-0.5 |
| Part B |
40 |
35 |
2 |
-0.5 |
| Part C |
60 |
25 |
4 |
-1 |
| Total |
120 |
75 |
— |
— |
🌍 Earth Sciences Exam Pattern
| Section |
No. of Questions Asked |
Questions to Attempt |
Marks per Question |
Negative Marking |
| Part A |
20 |
15 |
2 |
-0.5 |
| Part B |
50 |
35 |
2 |
-0.5 |
| Part C |
80 |
25 |
4 |
-1 |
| Total |
150 |
75 |
— |
— |
🧬 Life Sciences Exam Pattern
| Section |
No. of Questions Asked |
Questions to Attempt |
Marks per Question |
Negative Marking |
| Part A |
20 |
15 |
2 |
-0.5 |
| Part B |
50 |
35 |
2 |
-0.5 |
| Part C |
75 |
25 |
4 |
-1 |
| Total |
145 |
75 |
— |
— |
➗ Mathematical Sciences Exam Pattern
| Section |
No. of Questions Asked |
Questions to Attempt |
Marks per Question |
Negative Marking |
| Part A |
20 |
15 |
2 |
-0.5 |
| Part B |
40 |
25 |
3 |
-0.75 |
| Part C |
60 |
20 |
4.75 |
No Negative Marking |
| Total |
120 |
60 |
— |
— |
⚛️ Physical Sciences Exam Pattern
| Section |
No. of Questions Asked |
Questions to Attempt |
Marks per Question |
Negative Marking |
| Part A |
20 |
15 |
2 |
-0.5 |
| Part B |
25 |
20 |
3.5 |
-0.875 |
| Part C |
30 |
20 |
5 |
-1.25 |
| Total |
75 |
55 |
— |
— |
📚 CSIR NET 2025 Detailed Syllabus (Subject-wise)
📘 Part A (Common to All Subjects)
Topics:
- General Aptitude
- Quantitative Reasoning
- Graph & Table Interpretation
- Data Sufficiency
- Logical Reasoning
- Numerical Ability
- Series and Patterns
🧪 Chemical Sciences
Organic Chemistry:
- Reaction mechanisms
- Pericyclic Reactions
- Stereochemistry
- Named Reactions
- Organic Synthesis
Inorganic Chemistry:
- Coordination Chemistry
- Bioinorganic Chemistry
- Organometallic Compounds
- Main Group Elements
Physical Chemistry:
- Quantum Chemistry
- Thermodynamics
- Electrochemistry
- Kinetics and Surface Chemistry
Interdisciplinary:
- Analytical Techniques
- Environmental Chemistry
- Supramolecular Chemistry
🌍 Earth Sciences
Geology:
- Geomorphology
- Stratigraphy
- Structural Geology
- Paleontology
Physical Geography:
- Oceanography
- Climatology
- Remote Sensing & GIS
Applied Geology:
- Hydrogeology
- Engineering Geology
- Mineral Resources
🧬 Life Sciences
Cell Biology:
- Membrane Structure & Function
- Cell Cycle and Division
- Organelle Functions
Molecular Biology:
- DNA Replication, Transcription, Translation
- Gene Regulation
Ecology & Evolution:
- Ecosystem Dynamics
- Population Biology
- Phylogenetics
Physiology:
- Plant and Animal Physiology
- Hormonal Regulation
Biochemistry:
- Enzyme Mechanism
- Metabolic Pathways
Developmental Biology:
- Embryogenesis
- Organ Formation
➗ Mathematical Sciences
Algebra:
- Group Theory
- Ring Theory
- Linear Algebra
Real Analysis:
- Sequence and Series
- Continuity, Differentiability
Complex Analysis:
- Analytic Functions
- Cauchy’s Theorem
Differential Equations:
- ODEs and PDEs
- Applications
Numerical Methods:
- Error Analysis
- Numerical Solutions
Linear Programming:
- Optimization
- Simplex Method
⚛️ Physical Sciences
Classical Mechanics:
- Newton’s Laws
- Central Forces
- Lagrangian and Hamiltonian
Electrodynamics:
- Maxwell’s Equations
- EM Waves
- Dielectrics and Conductors
Quantum Mechanics:
- Operators
- Wave Functions
- Schrödinger Equation
Thermodynamics & Statistical Mechanics:
- Laws of Thermodynamics
- Partition Function
Electronics:
- Semiconductor Devices
- Logic Gates
🔗 Important Links
The CSIR NET 2025 is a competitive and prestigious examination for science aspirants aiming for research or academic careers in India. With a deep understanding of the exam pattern, marking scheme, and subject-wise syllabus, candidates can strategize their preparation efficiently. Utilize the official and curated links provided for regular updates, preparation materials, and notifications. Whether aiming for JRF or Lectureship, consistent preparation and mock practice aligned with the CSIR syllabus is the key to success.
Check other Syllabus on Sarkari Result 2025:
