UPSC Combined Geo-Scientist Main 2023 Geology Paper-I PDF

Central Government Jobs Other Jobs 2023

  • Year 2023
  • Conducted By UPSC
  • Maximum Marks 200
  • Duration Three Hours
  • Languages English

Exam Details

Detail Information
Examination Combined Geo-Scientist (Main) Examination
Year 2023
Conducting Body UPSC
Paper Geology Paper-I
Subject Geology
Duration Three Hours
Maximum Marks 200
Question Type Descriptive / Subjective

This is the question paper for the Combined Geo-Scientist (Main) Examination 2023, specifically for Geology Paper-I, conducted by UPSC. The paper is descriptive in nature, carrying a maximum of 200 marks and allowing a time duration of three hours. It is divided into six sections, with Section-A being compulsory and candidates needing to attempt five additional questions from the remaining sections. This paper is crucial for aspirants aiming to qualify for the Geo-Scientist posts, providing a clear understanding of the exam's scope and difficulty level.

Major Topics Covered

  • Earth crust processes
  • Electromagnetic bands
  • Deformation analysis
  • Strain analysis
  • Hjulstrom diagram
  • Paleocurrent analysis
  • Sedimentary structures
  • Ediacara fauna
  • Spore and pollens
  • Paleogeography
  • Depositional environments
  • Siwalik Group
  • Bastar Craton
  • Image interpretation
  • Geomorphic landforms
  • Glacial action
  • Earthquake origin
  • Earthquake zones
  • Remote sensing
  • Scanners
  • Satellites
  • Ocean floor features
  • Linear structures
  • Planar structures
  • Cleavages
  • Schistosity
  • Multiphase deformation

Why This Paper is Important

  • Useful for Combined Geo-Scientist (Main) Examinatio preparation
  • Helps understand the latest exam pattern
  • Useful for practice and self-assessment
  • Covers frequently asked General Studies topics
  • Helpful for analysing question trends

Related Resources

  • Combined Geo-Scientist (Main) Examination 2022 Geology Paper-I
  • Combined Geo-Scientist (Main) Examination 2023 Geology Paper-II
  • Combined Geo-Scientist (Preliminary) Examination 2023
  • UPSC Engineering Services Exam Geology Papers
  • Combined Geo-Scientist Main 2023 Geology Paper-I Answer Key
  • UPSC Geo-Scientist 2023 Geology Paper-I Solutions
  • Combined Geo-Scientist Main Exam Syllabus
  • UPSC Geology Syllabus

Instructions

  • There are ELEVEN questions divided in SIX Sections.
  • Candidate has to attempt SIX questions in all.
  • The ONLY question in Section-A is compulsory.
  • Out of the remaining TEN questions, the candidate has to attempt FIVE, choosing ONE from each of the other Sections B, C, D, E and F.
  • The number of marks carried by a question/part is indicated against it.
  • Unless otherwise mentioned, symbols, abbreviations and notations have their usual standard meanings.
  • Neat sketches are to be drawn to illustrate answers, wherever required.
  • They shall be drawn in the space provided for answering the question itself.
  • Wherever required, graphs/tables are to be drawn on the Question-cum-Answer Booklet itself.
  • Attempts of questions shall be counted in sequential order.
  • Unless struck off, attempt of a question shall be counted even if attempted partly.
  • Any page or portion of the page left blank in the Question-cum-Answer Booklet must be clearly struck off.
  • Answers must be written in ENGLISH only.

Questions (page 2)

Section A

Q1. Describe the following in brief with illustrations, wherever necessary :

(a) Hypogene process of the Earth crust

(b) Application of electromagnetic bands

(c) Progressive deformation

(d) Mohr strain analysis

(e) Hjulstrom diagram

(f) Paleocurrent analysis through primary sedimentary structures

(g) Significance of Ediacara fauna

(h) Significance of spore and pollens

(i) Paleogeography and depositional environments of Siwalik Group

(j) Economic importance of Bastar Craton

Section B

Q2. Attempt any one question

(a) Describe the key elements of image interpretation with sketches.

(b) Explain the geomorphic landforms formed by the action of glaciers with suitable illustrations.

Section B

Q3. Attempt any one question

(a) Describe the origin of earthquake and earthquake zones. Add a note on the earthquake-prone zones of India. Comment on any two major earthquakes.

(b) Describe the types of resolution and scanners used in remote sensing satellites.

(c) Describe the features of the ocean floor.

Section C

Q4. Attempt any one question

(a) Discuss the types of linear and planar structures with sketches.

(b) Describe the types of cleavages and schistosity from the multiphase deformal rock.

Question paper preview

Scanned pages 1–2 for reference. Download the official PDF for the full paper.

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UPSC Combined Geo-Scientist Main 2023 Geology Paper-I question paper page 1 instructions scan PDF download
Page 2
UPSC Combined Geo-Scientist Main 2023 Geology Paper-I question paper page 1 instructions scan PDF download

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Frequently asked questions

What is the name of the examination?

The examination is the Combined Geo-Scientist (Main) Examination.

Which year is this question paper for?

This question paper is for the year 2023.

Who conducts the Combined Geo-Scientist Examination?

The examination is conducted by UPSC (Union Public Service Commission).

What is the subject of this paper?

This paper is for Geology, specifically Paper-I.

What is the maximum marks for Geology Paper-I?

The maximum marks for Geology Paper-I is 200.

What is the time duration allowed for this paper?

The time allowed for this paper is Three Hours.

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