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UPSC Geology Optional Paper 2025 exam schedule: Paper 1 from 9:00 AM to 12:00 Noon and Paper 2 from 2:30 PM to 5:30 PM. Download the UPSC Geology Optional Paper 2025 PDFs for Paper 1 and 2 once available.
UPSC Geology Optional Paper 2025: UPSC Geology Optional Paper 2025 is scheduled for 31 August 2025 and will be conducted in two sessions, with Paper 1 from 9:00 A.M. to 12:00 Noon and Paper 2 from 2:30 P.M. to 5:30 P.M. Choosing Geology as an optional subject for the UPSC Civil Services Examination (CSE) presents a unique advantage to candidates with a keen interest in Earth sciences and a solid background in geology or related fields. Geology is an interdisciplinary subject that integrates knowledge of the Earth’s physical structure, its history, and the processes that act upon it. This subject offers a broad spectrum of topics, ranging from the fundamentals of mineralogy and petrology to the complex dynamics of plate tectonics, geohazards, and their significance in natural resource management.
This page provides complete details for the 2025 exam and will offer direct links to download the UPSC Geology Optional Paper 2025 PDFs once the exam is over, along with access to previous year question papers to help aspirants understand question patterns and difficulty levels.
UPSC Civil Services Mains Exam offers Geology as one of its optional subjects, consisting of two papers: Paper I and Paper II. The Geology syllabus covers diverse topics including Physical Geology, Mineralogy, Petrology, Stratigraphy, Paleontology, and Economic Geology. The UPSC Geology Optional Paper 2025 is scheduled for 31 August 2025. Candidates appearing for the exam can check important highlights, timings, and download the question paper PDFs here once released.
After the exam, once the question papers are made available, candidates will be able to download them from here as well. The UPSC Geology Optional Paper 2025 consists of two papers – Paper I and Paper II. Below is a table to help aspirants keep track of the PDF availability for both papers:
Question Paper | Download PDF |
UPSC Geology Optional Paper-I | Click here |
UPSC Geology Optional Paper-II | Click here |
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Each of the Geology optional papers in the UPSC CSE exam carries 250 marks, making a total of 500 marks for the optional subject. The syllabus for the Geology Optional in the UPSC Civil Services Examination (CSE) spans a diverse array of topics across several core areas of geology, highlighting the subject’s extensive and in-depth scope. Below is a broad outline of the syllabus:
The Table below contains the syllabus of Geology Optional for the UPSC Optional Paper I:
Topics | Sub Topics |
1. General Geology |
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2. Geomorphology and Remote Sensing |
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3. Structural Geology |
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4. Palaeontology |
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5. Indian Stratigraphy |
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6. Hydrogeology and Engineering Geology |
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The Table below contains the syllabus of Geology Optional for the UPSC Optional Paper II:
Topics | Sub Topics |
1. Mineralogy |
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2. Igneous and Metamorphic Petrology |
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3. Sedimentary Petrology |
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4. Economic Geology |
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5. Mining Geology |
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6. Geochemistry and Environmental Geology |
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The exam pattern for the Geology Optional in the UPSC Mains Exam is structured as follows:
Paper | Marks | Number of Questions | Compulsory Questions | Choice Questions | Duration |
Paper I | 250 | 5 | Questions 1 and 5 | Choose 3 out of the remaining | 3 Hours |
Paper II | 250 | 5 | Questions 1 and 5 | Choose 3 out of the remaining | 3 Hours |
For candidates selecting Geology as an optional subject in the UPSC exam, accessing the right resources is essential for a comprehensive grasp of the subject and effective coverage of the syllabus. Geology, encompassing diverse topics such as Mineralogy, Petrology, Stratigraphy, Paleontology, and Economic Geology, demands a wide-ranging set of books for thorough preparation. Below is a curated list of essential books for Geology Optional Paper I and Paper II, designed to aid candidates in their study.
S.No. | Book | Author(s) |
1 | Fundamentals of Physical Geology | S.K. Ghosh |
2 | Textbook of Geology | P.K. Mukherjee |
3 | Engineering and General Geology | Parbin Singh |
4 | Principles of Petrology | G.W. Tyrrell |
5 | Mineralogy | Dexter Perkins |
6 | Structural Geology | Marland P. Billings |
7 | Palaeontology: An Introduction | P.S. Bansal |
S.No. | Book | Author(s) |
1 | Sedimentary Rocks in the Field | Maurice E. Tucker |
2 | Igneous and Metamorphic Petrology | John D. Winter |
3 | Economic Geology | U. Prasad |
4 | Applied Hydrogeology of Fractured Rocks | B.B.S. Singhal & R.P. Gupta |
5 | Geochemistry | William M. White |
6 | Environmental Geology | Keller |
7 | Principles of Engineering Geology | K.M. Bangar |
To achieve success in the Geology optional for the UPSC CSE, it is vital to have a detailed and focused approach to preparation, given the breadth and depth of the syllabus. The following strategies and tips are crafted to guide aspirants in navigating through Geology as their optional subject efficiently:
The table below contains the direct PDF links of the Previous Year Question Papers of Geology Optional Paper I and Paper II:
UPSC CSE Geology Optional PYQ 2023 | |
UPSC CSE Geology Optional Paper I (2023) | UPSC CSE Geology Optional Paper II (2023) |
UPSC CSE Geology Optional PYQ 2022 | |
UPSC CSE Geology Optional Paper I (2022) | UPSC CSE Geology Optional Paper II (2022) |
UPSC CSE Geology Optional PYQ 2021 | |
UPSC CSE Geology Optional Paper I (2021) | UPSC CSE Geology Optional Paper II (2021) |
UPSC CSE Geology Optional PYQ 2020 | |
UPSC CSE Geology Optional Paper I (2020) | UPSC CSE Geology Optional Paper II (2020) |
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The Geology Optional covers a wide range from Physical Geology to Economic Geology, including Mineralogy, Petrology, and Paleontology, ensuring a comprehensive understanding of Earth sciences.
Geology Optional offers an interdisciplinary approach, covering crucial topics like environmental science and resource management, beneficial for scoring and applicable to global issues.
Essential books include "Fundamentals of Physical Geology" by S.K. Ghosh and "Textbook of Geology" by P.K. Mukherjee, covering key concepts thoroughly.
The Geology Optional consists of two papers, each worth 250 marks, requiring candidates to attempt five questions with a mix of compulsory and choice-based questions.
Key strategies include a thorough understanding of the syllabus, regular revision, practising with past papers, and focusing on diagrammatic representations for clarity.
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