IFS-2000: Geology
Paper-I
Section A

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

Geochronology in Geological Studies.

What should be done in earthquake-prone areas for safety of the people and property?

Distinction between Plate Tectonics and Continental Drift.

Topography is known to be the function of structure and lithology.

Lineament and its significance.

2. State the mountain-types that occur in India. Discuss, with examples, their modes of origin.

3. How do the different types of folds assist in revealing the structural history of the region? Discuss, with examples.

4. Discuss with examples:

Thrust

Glacial landforms

Significance of Asthenosphere

Seismicity in relation to Plate Tectonics.

Section B

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

Organic evolution and palaeontological studies.

Distinction between Brachiopods and Lamellibranchs.

Principles of stratigraphic correlation.

Significance of unconformity.

Lower Gondwana rocks and their palaeoclimatic significance.

6. Describe the evolutionary trends of the Gastropods.

7. Compare different Archaean stratigraphic successions from Indian Peninsula.

8. Write critical notes on

Stratigraphy of oil-bearing rocks of NorthEastern India.

Age of the Deccan Trap Basalts.

Productus, Olenellus, Cardita, Murexand Perisphinctes

Banded Magnetite Quartzites and Banded Hematite Quartzites.