Paper I
(CONVENTIONAL)
ITime allowed: Three Hours I Marks: 200 I

Question Paper Specific Instructions Please read each ofthe following instructions carefully before attempting questions: There are EIGHT questions in all, out ofwhich FIVE are to be attempted.. Questions no. 1 and 5 are compulsory. Out of the remaining SIX questions, THREE are to be attempted selecting at least
ONE question from each ofthe two Sections A and B.
Attempts ofquestions shall be counted in ckronologieal order. Unless struck off. attempt ofa question shall be counted even
ifattempted partly. Any page or portion ofthe page left blank in the Answer Book must be clearly struck off
All questions carry equal marks. The number ofmarks carried by a question /part is indicated against it.
Answers must be written in ENGUSH only.
Neat sketches may be drawn, wherever required.

SECTION A
Q.l.Write critical notes on each of the following: 8x5=40
(a)Significance of half-life in radioactive elements.
(b)Isostatic compensation.
(c)Visible radiation of electromagnetic spectrum.
(d)Convergent plate boundaries.
(e)Progressive deformation.


Q.2.(a)Describe different types of seismic waves and their significance. 15
(b)Draw a section of the interior of the Earth and show different layers with their physical properties. 15
(c)Describe in brief the causes of tsunami. 10


Q.3.(a) Discuss the significance of stream order and mean bifurcation ratio in the morphometric analysis
of a drainage basin. 15
(b)Give the progressive developments in the Indian Remote Sensing Satellites, from the geological point of view. 15

(c)Explain the importance of GPS in geological mapping. 10

Q.4.(a)Describe in brief the pie-S diagram and its use in the structural analysis. 20
(b)Define strain ellipsoid and describe different types of strain ellipsoids in deformed rocks. 10
(c)Describe in brief the types of planar fabrics in the deformed rocks. 10


SECTIONB
Q.5. Write critical notes on each of the following: 8x5=40
Brief morphology of Terebratula shell. 8
Separation of microfossils from the rock. 8
Cyclothem in Barakar Formation. 8
Yield capacity of a well. 8
Hydrologic cycle. 8

Q.6(a) Describe with neat sketch the morphological features of Trilobites. 20
(b)Give in brief the distribution of Ammonoidea through the geological ages. 10
Explain the significance of Graptolites. 10

Q.7.(a)Discuss the stratigraphic classification ofVindhyan rocks. 20
(b)Write notes on Zewan Series. 10
(c)Describe in brief Subathu Series. 10

Q.8(a)Discuss the geological factors that are important for the construction of the tunnels. 20
Discuss the role of ground water in landslides. 10
Give the importance of rain water harvesting. 10