Geology IFS Paper 1 UPSC 2017 with Solutions

Geology Optional Paper 1 UPSC 2017 - Question Paper with Solutions 

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SECTION-A

1. Write explanatory notes within 150 words each, on the following:

Geology 1a Protoplanetary hypothesis and its relationship to the Solar Nebula. (IFS 2017/8 Marks)

Geology 1b Geomorphic features along the eastern coast of India. (IFS 2017/8 Marks)

Geology 1c Salient characters of Geostationary and Polar orbiting satellites. (IFS 2017/8 Marks)

Geology 1d Classification of folds on the basis of orientation of axial plane. (IFS 2017/8 Marks)

Geology 1e Petrofabric analysis. (IFS 2017/8 Marks)

Geology 2a Explain the geological and palaeontological evidences of continental drift and comment on the mechanism of plate separation and collision. (IFS 2017/15 Marks)

Geology 2b Using case studies, explain the application of geomorphology in mineral prospecting. (IFS 2017/15 Marks)

Geology 2c Describe unconformities and their types, and give the various criteria to distinguish them from faults. (IFS 2017/10 Marks)

Geology 3a Discuss the evidences of seafloor spreading and explain with illustrative diagrams, how earthquakes and subduction processes are related to each other. (IFS 2017/15 Marks)

Geology 3b Describe the components and working principles of (i) Cross-track scanners, and (ii) RISAT. (IFS 2017/15 Marks)

Geology 3c Enumerate the tools and equipment required to undertake geological mapping. Explain the importance of geological mapping. (IFS 2017/10 Marks)

Geology 4a With the help of a case study, describe the methodology for using satellite imagery and GIS to identify potential zones of groundwater. (IFS 2017/15 Marks)

Geology 4b How are stress and strain related to each other? Explain the stress-strain curves in terms of brittle, ductile and viscous materials. (IFS 2017/15 Marks)

Geology 4c Discuss the internal structure of the Earth and comment on S and P-waves shadow zones with suitable diagrams. (IFS 2017/10 Marks)

SECTION-B

5. Write explanatory notes within 150 words each, on the following:

Geology 5a Mineral-walled microfossils and their applications in stratigraphic correlation. (IFS 2017/8 Marks)

Geology 5b Chronological order of volcanic events of the Indian Plate, and explanation of causes and manner of Deccan volcanism. (IFS 2017/8 Marks)

Geology 5c Ghyben-Herzberg relationship. (IFS 2017/8 Marks)

Geology 5d Palaeogeographic reconstruction of India during Gondwana times, using suitable diagrams. (IFS 2017/8 Marks)

Geology 5e Causes, effects and mitigation measures of concrete cancer. (IFS 2017/8 Marks)

Geology 6a Define Lithostratigraphy and comment on the criteria for lithostratigraphic classification and description of various rank terms. (IFS 2017/15 Marks)

Geology 6b Briefly describe organic-walled microfossils. Discuss their applications in petroleum exploration. (IFS 2017/15 Marks)

Geology 6c Describe the geological considerations for designing and constructing earthquake resistant structures. (IFS 2017/10 Marks)

Geology 7a Elaborate the procedure for 'Aquifer Performance Test' and estimation of hydraulic properties of aquifers. (IFS 2017/15 Marks)

Geology 7b Describe using diagrams, the morphology of Graptolites and comment on the significance of Graptolites in the evolution of vertebrates. (IFS 2017/15 Marks)

Geology 7c Discuss the stratigraphy and distribution of marine depositional episodes in the Gondwana sequence of India. (IFS 2017/10 Marks)

Geology 8a Discuss the geological history of Trilobites with specific description of the abundance, decline and extinction of the group through the Palaeozoic Era. (IFS 2017/15 Marks)

Geology 8b Give a detailed account of the field and laboratory tests carried out to determine the engineering properties of rocks. (IFS 2017/15 Marks)

Geology 8c Tabulate the Palaeozoic stratigraphic successions and their equivalents in Spiti, Kashmir and Kumaon basins of the Himalayas. (IFS 2017/10 Marks)