IFS-2006: Geology
Paper-I
Section A

Write notes, within 150 words each, on any four of the following:

Types of plate boundaries

Impact of litho logy on the geomorphology

Significance of GIS

Significance of unconformities

Mechanism of development of concentric folds

How do primary island arcs differ from the secondary island arcs? Also discuss their global distribution

Answer the following:

Discuss the advantages and limitations of aerial photographs

How does geomorphology help in environmental studies

Describe different types of strain markers that are used for the determination of 3 − D strain in deformed rocks

Section B

Write notes, within 150 words each, on any four of the following

Evolutionary trends in trilobites

Blaini boulder bed

Salt-water intrusion

Geological factors for dam site selection

Inter-trappean beds

Discuss the environment and modes of preservation of fossils

Discuss in brief:

Significance of flora in the classification of Gondwana Group

Cretaceous-Tertiary boundary and its geological significance

Answer the following:

Give Darcy's formula and explain how the coefficient of permeability is determined

Discuss the mechanical properties of the foundation rocks that are determined prior to construction in an engineering project