Q6. The core of Jupiter is surrounded by the layers of:
- (a) Liquid hydrogen and iron
- (b) Liquid-metallic, non-metallic and gaseous hydrogen
- (c) Gaseous hydrogen and gaseous helium only
- (d) Gaseous hydrogen, gaseous helium and liquid helium
Combined Geo-Scientist 2020 Paper II Geophysics Question Paper PDF
- Year 2020
- Conducted By UPSC
- Languages English
Exam Details
| Detail | Information |
|---|---|
| Examination | Combined Geo-Scientist (Preliminary) Examination |
| Year | 2020 |
| Conducting Body | UPSC |
| Paper | Paper-II Geophysics |
| Subject | Geophysics |
| Question Type | Objective (MCQ) |
This document contains the official question paper for Paper II (Geophysics) of the Combined Geo-Scientist (Preliminary) Examination 2020, conducted by UPSC. It features objective-type questions designed to test candidates' knowledge in Geophysics. Aspirants can use this previous year's paper to understand the exam pattern, difficulty level, and important topics, aiding in their preparation for the Combined Geo-Scientist exam. The paper covers a range of topics within Geophysics, crucial for those aiming for positions in geological and related scientific fields.
Major Topics Covered
- Geophysics
- Bode's Law
- Planetary Science
- Seismology
- Earth's Internal Structure
- Magnetotellurics
- Cosmology
- Doppler Effect
- Seismic Moment
- Magnitude Scales (mb, Ms, Mw)
- Jupiter's Core
- Earth's Magnetic Field
- Gravity
- Aurora Borealis
Why This Paper is Important
- Useful for Combined Geo-Scientist (Preliminary) Exa 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 (Preliminary) Examination 2021 Paper II Geophysics
- Combined Geo-Scientist (Preliminary) Examination 2019 Paper II Geophysics
- Combined Geo-Scientist (Preliminary) Examination 2020 Paper I
- Combined Geo-Scientist (Preliminary) Examination 2020 Paper II Geophysics Answer Key
- Combined Geo-Scientist (Preliminary) Examination Syllabus
- Geophysics Syllabus for Competitive Exams
- Combined Geo-Scientist (Preliminary) Examination Pattern
- UPSC Exam Pattern for Geoscientists
Instructions
- Bode's law is associated with: (a) Distance between two planets (b) Distance between sun and planets (c) Distance between earth and moon (d) Distance between two stars
- Which one of the following is NOT a branch of geophysics?
Questions (page 2)
Q7. The Earth's magnetic poles are shifting because of:
- (1) Shifts in the core's rate of spin
- (2) Changes in the convection of the core
- (3) Large earthquakes
- (a) 1 and 3 only
- (b) 1 and 2 only
- (c) 2 only
- (d) 1, 2 and 3
Q8. Acceleration due to gravity g at a distance (r > R_{\textearth}) from the centre of earth is given by:
- (a) (\partial g)/(\partial r) + (2)/(r2) g = 0
- (b) (\partial g)/(\partial r) - (g)/(2r) = 0
- (c) (\partial g)/(\partial r) - 2 (g)/(r) = 0
- (d) (\partial g)/(\partial r) + 2 (g)/(r) = 0
Q9. Aurora Borealis occurs near the:
- (a) Magnetic north pole of earth
- (b) Equator of earth
- (c) Sea shore
- (d) Desert region
Q10. The distance between south geographic pole and south magnetic pole is approximately:
- (a) 4000 km
- (b) 1500 km
- (c) 1020 km
- (d) 2860 km
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Frequently asked questions
What is the exam name and year for this question paper?
This is the question paper for the Combined Geo-Scientist (Preliminary) Examination 2020.
Which paper is this question paper?
This is Paper-II, focusing on Geophysics.
Who conducts the Combined Geo-Scientist Examination?
The Combined Geo-Scientist Examination is conducted by the Union Public Service Commission (UPSC).
What is the question format for this paper?
The questions in this paper are objective-type (MCQ).
What subject does Paper II cover?
Paper II of the Combined Geo-Scientist (Preliminary) Examination covers Geophysics.
Is this a previous year's question paper?
Yes, this is the official question paper from the 2020 examination.