CSIR NET 2025 Earth Science Important Topics, Weightage Percentage
CSIR NET 2025 Earth Science Important Topics like climatology, tectonics, oceanography, mineralogy, and geochemistry are essential for scoring well in the exam scheduled for 28 July 2025. Candidates are advised to focus on high-yield topics, review the official syllabus PDF and solve previous year question papers to maximise performance in the CSIR NET Earth Science Exam 2025.
Amit kumar Singh25 Jul, 2025
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CSIR NET 2025 Earth Science Important Topics should be considered while preparing for the upcoming examination on 28 July 2025. Since a few days are left for the examination, it becomes crucial for the candidates to discover all the important stuff for effective preparation. Stuff like CSIR NET 2025 Earth Science Previous Year Question Papers, official syllabus, etc, are highly helpful for a stronger preparation of the examination. Further, candidates can explore all the required CSIR NET 2025 preparation material here.
CSIR NET 2025 Earth Science Overview
In the last few days before CSIR NET Earth Science Exam 2025, focusing on the important topics can help candidates improve their scores. Topics such as oceans and atmosphere, climatology, mineralogy, geochemistry, Earth's interior, tectonic plates, deformation, etc, can be considered some of the most significant key topics for preparation. As per the official announcement, the CSIR NET 2025 exam is scheduled to be held on 28 July 2025, and candidates should take note of this date. Therefore, it is time to quickly pay attention to the important preparatory material to secure high marks in the test. Further information about CSIR NET Earth Science exam 2025 can be observed from the informative table specified below:
| CSIR NET 2025 Earth Science Overview | |
|---|---|
| Feature | Details |
| Exam Name | CSIR-UGC NET 2025 |
| Conducting Body | National Testing Agency (NTA) on behalf of CSIR |
| Exam Date | 28 July 2025 |
| Subject Name | Earth, Atmospheric, Ocean and Planetary Sciences |
| Exam Level | National-level |
| Types of questions | Multiple Choice Questions |
| Exam Mode | Online CBT |
Note: CSIR NET 2025 applicants are recommended to visit the official website of the NTA to extract essential details related to the Earth Science exam syllabus, pattern, etc.
CSIR NET 2025 Earth Science Important Topics
CSIR NET Earth Science Important Topics 2025 can surely help candidates score high in the examination. The following topics have been compiled in accordance with the official CSIR NET syllabus and previous years’ exam patterns:
| CSIR NET 2025 Earth Science Important Topics | |
|---|---|
| Topic | Subtopics/Concepts |
| Oceanography | Currents, Tides, Waves, Upwelling, Thermohaline Circulation, Estuaries |
| Climatology / Atmospheric Science | Monsoons, ENSO, Cyclones, Jet Streams, Climate Change, Atmospheric Circulation |
| Geophysics | Gravity, Magnetism, Seismology, Isostasy, Geoid, Heat Flow |
| Geomorphology / Surface Processes | Weathering, Fluvial/Glacial/Coastal Landforms, Soil Erosion |
| Sedimentology & Marine Geology | Sedimentary Structures, Basins, Stratigraphy, Ocean Sediments |
| Geochemistry | Isotope Systems, Geochemical Cycles, Element Distribution |
| Petrology (Igneous & Metamorphic) | Phase Diagrams, Textures, Rock Classification |
| Tectonics & Earth’s Interior | Plate Boundaries, Faults, Stress-Strain, Seismic Profiles |
| Planetary & Solar System Sciences | Planetary Structure, Meteorites, Evolution of Earth-Moon System |
| Paleontology | Index Fossils, Evolutionary Trends, Microfossils |
| Remote Sensing & GIS | Satellite Imagery, Applications in Geology |
| Quaternary Geology & Paleo Records | Glacial Cycles, Dating Techniques, Marine Archives |
| Environmental Geosciences | Pollution, EIA, Biodiversity, Resource Management |
| Applied Geology | Hydrogeology, Engineering Geology, Ore Deposits |
Note: The above-specified chapter-wise CSIR NET Earth Science Important Topics are inferred from the previous years’ trends of the exam. Candidates should focus on these topics to score more and clear the cut off marks set by the examination conducting authority.
CSIR NET Earth Science Important Topic Wise Weightage
Candidates appearing for the CSIR NET 2025 Earth Science exam should be well-versed with the latest exam scheme and the important topics. The exam is divided into three sections: Part A tests general aptitude, while Parts B and C cover subject-specific topics like geology, geophysics, meteorology, oceanography, and atmospheric science.
The table below provides a detailed CSIR NET Earth Science important topic-wise weightage to help candidates with targeted preparation:
| CSIR NET Earth Science Important Topic Wise Weightage | ||||
| Section | Topic / Unit Name | Part A (%) | Part B (%) | Part C (%) |
| General Aptitude (Part A) | Logical Reasoning | 20% | – | – |
| Numerical Ability | 20% | – | – | |
| Graph Interpretation | 15% | – | – | |
| Data Interpretation | 15% | – | – | |
| Algebra & Arithmetic | 10% | – | – | |
| Geometry & Mensuration | 10% | – | – | |
| Series & Pattern Recognition | 10% | – | – | |
| Earth Science (Part B & C) | Geology | – | 30% | 35% |
| Geophysics | – | 20% | 20% | |
| Meteorology | – | 15% | 10% | |
| Oceanography | – | 10% | 10% | |
| Atmospheric Science | – | 10% | 10% | |
| Environmental Earth Science | – | 10% | 10% | |
| Planetary Sciences | – | 5% | 5% | |
Note: The topic-wise weightage mentioned above is based on previous years’ CSIR NET Earth Science exam trends. While the exact distribution may vary slightly, candidates can expect a similar pattern for the CSIR NET Earth Science 2025 exam scheduled on 28 July 2025.
CSIR NET Earth Science Last Minute Preparation Tips
Candidates who want to appear in CSIR NET 2025 Earth Science paper must be aware that the examination will be conducted on July 28, 2025. There are some quick tips that candidates can follow to secure high scores and clear the cut-off marks in the CSIR NET Earth Science exam 2025 paper:
Focus on High-Weightage Topics: Candidates are advised to pay attention to the CSIR NET Earth Science Important Topics with higher weightage. Candidates can check the previous papers to learn about the trends by observing the repetition of certain topics.
Pay attention to the topics previously studied only: There is a little time left for the examination. So, candidates must not rush to learning new topics all of a sudden. In place of this, they must focus on whatever they have studied earlier.
Practice Mock Tests: Candidates are recommended to revise daily. If available, they can go for solving online mock test papers or CSIR NET Earth Science Previous Years Papers for a real-examination-like experience. It will help the candidates to reduce errors and improve speed of answering questions correctly.
CSIR NET 2025 Earth Science Important Topics FAQs
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