CSIR NET 2025 June Analysis (Shift 2) OUT: Check Maths, Chemical & Physical Science Difficulty Level, Questions & Answer
Council of Scientific and Industrial Research National Eligibility Test 2026 ( CSIR NET )
The NTA conducted the CSIR NET 2025 June session exam in two shifts in more than 200 cities across the country on July 28. Scroll down for detailed exam analysis, including the overall difficulty level, topics asked, subject-wise difficulty level, good attempts, etc.
CSIR NET 2025 June Exam Analysis Shift 2
CSIR NET 2025 Shift 2 Exam Analysis OUT: The National Testing Agency (NTA) concluded the CSIR NET 2025 June session exam on July 28 in two shifts. This time, NTA conducted the CSIR NET exam in a single day for all five subjects, including Life Science, Earth Science, Physical Science, Mathematical Science, and Environmental Science. Scroll down for the CSIR UGC NET 2025 exam analysis based on the students feedback, including the overall difficulty level, subject-wise difficulty level, topics asked, memory-based questions and answers, good attempts, and more.
In Shift 2 Mathematical Science, Physical Science and Chemical Science exam is conducted by the authority in an online mode. In Mathematical Science, 120 MCQs will be asked in the exam, and candidates needed to attempt 60 questions. On the other hand, in chemical science, total 120 questions will be asked and candidtaes required to attempt 75 questions. Also in Physical Science subject, a total of 75 questions will be asked and candidates required to attempts 55 questions.
- CSIR NET 2025 June Mathematical Science Students Reactions
- CSIR NET Section-Wise Analysis: Mathematical Science
- CSIR NET 2025 June Chemical Science Students Reactions
- CSIR NET Section-Wise Analysis: Chemical Science
- CSIR NET 2025 June Physical Science Students Reactions
- CSIR NET Section-Wise Analysis: Physical Science
- CSIR NET 2025 June Answer Key
CSIR NET 2025 June Mathematical Science Students Reactions
As per the students, Mathematics exam was Moderate to Difficult. Section B was difficult as compared to section C.
Topics asked in Maths
- Initial Value Problem (Differential Equation)
- Marcov (Statistics)
- Largest Eigen Value (4X4 Matrix)
- Complex Analysis (related to entire function)
- Singularity
- Similar Matrix
- Cauchy Problem
- Sequence of problem
- SLP boundary value problem
- JC form
- Matrix, etc.
Commonly asked questions
Yes. Candidates clear the CSIR UGC NET exam in three months. But to pass the exam proper strategy is required. They make study plans, do revisions, solve question papers, practice tests, etc. If a candidate study properly then nothing is impossible to crack.
Candidates can check the CSIR NET 2025 Chemical Science section-wise difficulty level and good attempts for the Dec session in the table below based on the students' review.
Part Name | Total MCQs | Total MCQs to be Attempted | Good Attempts | Difficulty Level |
|---|---|---|---|---|
Part A | 20 | 15 | Moderate | 12-14 |
Part B | 40 | 35 | Moderate | 16-22 |
Part C | 60 | 25 | Moderate | 15-21 |
Total | 120 | 75 | Moderate | 44-51 |
Some of the topics that a candidate can revise in the CSIR NET Chemical Science subject:
Organic Reactive Intermediates: Carbocation, Carbanions, Free Radicals, Benzynes
Stereochemistry: Stereogenicity, Stereoselectivity, Enantioselectivity
Organic Reaction Mechanisms
Pericyclic Reactions
Structure Determination of Organic Compounds
Asymmetric Synthesis, Determination of Enantiomeric and Diastereomeric Excess
IUPAC Nomenclature
Concepts in Organic Synthesis
Chemistry of Natural Products, etc.
CSIR NET Section-Wise Analysis: Mathematical Science
Candidates can check the CSIR NET Mathematical Science Analysis for June session in the table below based on the students' review.
| Part Name |
Total MCQs |
Total MCQs to be Attempted |
Good Attempts |
Difficulty Level |
|---|---|---|---|---|
| Part A |
20 |
15 |
10-12 |
Easy to Moderate |
| Part B |
40 |
25 |
14-18 |
Moderate to Difficult |
| Part C |
60 |
20 |
16-20 |
Moderate to Difficult |
| Total |
120 |
60 |
110-115+ Marks |
Moderate to Difficult |
CSIR NET 2025 June Chemical Science Students Reactions
As per the students, Chemical Science exam was Moderate to Difficult in overall diffiuclty level.
Commonly asked questions
Topics that are covered in the CSIR NET Life Science exam are listed below:
- Molecules and their Interaction Relevant to Biology
- Cellular Organization
- Cell Communication and Cell Signaling
- Developmental Biology
- System Physiology – Plant
- System Physiology – Animal
- Fundamental Processes
- Ecological Principles
- Evolution and Behavior
- Inheritance Biology
- Diversity of Life Forms
- Applied Biology
- Methods in Biology, etc.
The list of some of the important topics of Mathematical Science paper is mentioned below:
- Analysis
- Numerical & Complex Analysis
- Calculus of Variations
- Linear Integral Equations
- Algebra
- Ordinary Differential Equations (ODEs)
- Descriptive Statistics, Exploratory Data
- Classical Mechanics
The CSIR NET Physical Science Paper consists of the important topics as mentioned below:
- Mathematical Methods of Physics
- Classical Mechanics
- Thermodynamic and Statistical Physics
- Electromagnetic Theory
- Quantum Mechanics
- Electronics and Experimental Methods
CSIR NET Section-Wise Analysis: Chemical Science
Candidates can check the CSIR NET Chemical Science Analysis for June session in the table below based on the students' review.
| Part Name |
Total MCQs |
Total MCQs to be Attempted |
Good Attempts |
Difficulty Level |
|---|---|---|---|---|
| Part A |
20 |
15 |
8-12 |
Moderate |
| Part B |
40 |
35 |
14-18 (approx) |
Moderate to Difficult |
| Part C |
60 |
25 |
17-20 (approx) |
Difficult |
| Total |
120 |
75 |
105-110+ Marks |
Moderate to Difficult |
CSIR NET 2025 June Physical Science Students Reactions
According to the students responses, Physical Science exam was Moderate and some students felt Moderate to Difficult in overall difficulty. Part C was a bit tough. Whole paper was lengthy.
CSIR NET Section-Wise Analysis: Physical Science
Candidates can check the CSIR NET Physical Science Analysis for June session in the table below based on the students' review.
| Part Name |
Total MCQs |
Total MCQs to be Attempted |
Good Attempts |
Difficulty Level |
|---|---|---|---|---|
| Part A |
20 |
15 |
9-12 |
Easy |
| Part B |
25 |
20 |
10-14 |
Moderate |
| Part C |
30 |
20 |
9-12 |
Moderate to Difficult |
| Total |
75 |
55 |
30-38 |
Moderate to Difficult |
Upcoming Sarkari Exam Dates
11 Nov '25 - 30 Apr '26
30 Apr '26
31 Jul '26
22 Aug '26 - 23 Aug '26
30 Aug '26
31 Aug '26
CSIR NET 2025 June Answer Key
The National Testing Agency (NTA) will release the CSIR NET Answer Key 2025 one week after the exam was concluded. Candidates will be able to raise objections against the CSIR UGC NET 2025 June Provisional Answer Key by logging into the official website for a specific time period. The CSIR UGC NET 2025 June exam is conducted by NTA on July 28, 2025. The Answer Key of CSIR NET will be available in the PDF format. After releasing the final answer key, CSIR NET Result & Cut-off will soon be published by NTA on the official website.
Also Read:
CSIR NET 2025 June Life & Earth Science (Shift 1) Question Paper Analysis
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Student Forum
Anything you would want to ask experts?Answered a week ago
The CSIR NET 2026 Provisional Answer Key for the June session is expected to be released around 7 to 10 days after the exam. It will be released at csirnet.nta.nic.in. Candidates will also get time to check their responses and raise an objections if any.
I
Contributor-Level 6
Answered 4 weeks ago
CSIR NET Exam Pattern 2026 contains a Negative Marking in the exam. CSIR NET Negative Marking varies for different subjects. Candidates can check CSIR NET exam pattern for more detail: https://www.shiksha.com/sarkari-exams/articles/csir-net-2026-blogId-222056
N
Contributor-Level 6
Answered 4 weeks ago
Candidates should follow a proper strategy and focused approach for the CSIR NET exam preparation. Some of the tips includes frequent revision, understand the pattern of an exam and syllabus, solve previous year question papers, practice mock test, etc.
G
Contributor-Level 6
Answered 4 weeks ago
The preparation for the CSIR NET exam depends upon the candidate to candidate. Generally, it is considered that with the right guidance and structured approach 6 to 12 months are enough for the CSIR NET preparation. Proper dedication and structured approach also plays a crucial role.
S
Contributor-Level 6
Answered 4 weeks ago
Generally, the good score in the CSIR NET exam is considered as 120+ out of 200 for JRF General category candidates and for Lectureship 90 to 110 range. This can vary year to year.
J
Contributor-Level 6
Answered 4 weeks ago
The CSIR NET exam is considered to be Moderate to Difficult in overall difficulty. Generally, Part C of the exam is considered to be difficult. Also, in subjects, Life Science is perceived to be tougher because of the depth of the syllabus and Chemical Science consists of the application-based quest
M
Contributor-Level 6
Answered 4 weeks ago
Candidates can download the CSIR NET Syllabus by visiting the official website at csirnet.nta.nic.in or csirhrdg.res.in. Candidates can also visit out Shiksha page to download the syllabus PDF for the CSIR NET exam.
C
Contributor-Level 6
Answered a month ago
Generally, the CSIR NET Chemical Science exam is considered to be moderate to difficult level of difficulty. It is crucial for the candidates to have clear understanding about the topics asked in the Earth Science exam.
I
Contributor-Level 6
Answered a month ago
Candidates who are preparing for the CSIR NET Earth Science exam need to make proper strategy, understanding of the core concept is also important including in Geography, Physical Geography, Oceanography, etc. It is also crucial to analyze the syllabus thoroughly, solve previous year question papers
S
Contributor-Level 6
Answered a month ago
As per the cutoff trends and normalization process, candidates should aim to achieve at least 100 marks out of 200 to clear or meet the benchmark for the CSIR NET Life Science exam. For candidates who want to score for JRF then 110 or above is considered to be a good target.
S
Contributor-Level 10
Role: Editorial Domain
Education: Mass Com & Journalism, MSC Mathematics
Expertise: Sarkari Exam Expert
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