Combined Geo-Scientist Main 2023 Geology Paper III PDF

Central Government Jobs Other Jobs 2023

  • Year 2023
  • Conducted By UPSC
  • Questions 11
  • 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 - III
Subject Geology
Duration Three Hours
Maximum Marks 200
Number of Questions 11
Question Type Descriptive / Subjective

The Combined Geo-Scientist (Main) Examination 2023 Geology Paper III, conducted by UPSC, is a descriptive paper carrying 200 marks and a duration of three hours. This paper is crucial for candidates aspiring to join geological services. It assesses in-depth knowledge of various geological concepts, mineral deposits, and related fields. Aspirants can use this question paper to understand the exam pattern, question types, and difficulty level, aiding in their preparation strategy.

Major Topics Covered

  • Hydrothermal Deposits
  • Fluid Inclusions
  • Marine Mineral Resources
  • Radioactive Elements
  • Greenhouse Gases
  • Atmospheric Rivers
  • Megafloods
  • Magmatic Deposits
  • Sediment-hosted Deposits
  • Porphyry Copper Deposits
  • Orogenic Gold Deposits
  • Chromite Deposits
  • BIF-hosted Iron Ore Deposits
  • Barite Deposits
  • Geotechnical Classification of Rocks

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 III
  • Combined Geo-Scientist (Main) Examination 2021 Geology Paper III
  • Combined Geo-Scientist (Main) Examination 2023 Geology Paper I
  • Combined Geo-Scientist (Main) Examination 2023 Geology Paper II
  • Combined Geo-Scientist Main 2023 Geology Paper III Answer Key
  • Combined Geo-Scientist Main Syllabus
  • Geology Syllabus for UPSC Exams
  • Combined Geo-Scientist Main Exam Pattern

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 or answer the following in brief with diagram, wherever necessary: 5 × 10 = 50 Ore mineral assemblage in any five types of hydrothermal deposits

(a) Degree of fill and density of fluid inclusions

(b) Great mica belt of India |c| Types of marine mineral resources

(d) Assay value, cut-off grade and ore grade

(e) Distinguish between electromagnetic geophones and hydrophones.

(f) State the reasons for the concentration of radioactive elements in the Earth's

(g) crust. Geotechnical classification of rocks

(h) Primary causes of the increase in greenhouse gases in the atmosphere

(i) Differentiate between atmospheric rivers and megafloods.
(j)

Section B

Q2. 15 magmatic deposits? Explain with suitable examples. Discuss the genesis of one major type of sediment-hosted syngenetic deposit

(b) and sediment-hosted epigenetic deposit. Explain with suitable examples the changes in style and habitat of ore

Section B

Q3.

(a) mineralization of certain metals through geological time. What are the distinct geological characteristics of porphyry copper deposits

(b) compared to other hydrothermal deposits? Briefly discuss the genesis of porphyry copper deposits. Discuss the geological characteristics and genesis of orogenic gold deposits.

(c) SECTION-C
Describe the geological characteristics of the following mineral deposits in

Section B

Q4.

(a) Western Dharwar Craton: Chromite deposits

(i) (ii) BIF-hosted iron ore deposits (iii) Barite deposits SDFG-T-GLY/64

Question paper preview

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Combined Geo-Scientist Main 2023 Geology Paper III question paper page 1 instructions and exam header 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 paper is this question paper for?

This question paper is for Geology Paper - III.

What is the conducting body for this exam?

The conducting body is UPSC (Union Public Service Commission).

What is the year of this examination?

The year of the examination is 2023.

What is the maximum marks for Geology Paper - III?

The maximum marks for Geology Paper - III is 200.

What is the time duration allowed for this paper?

The time allowed for this paper is Three Hours.

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