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SI. No.
e-DTN-L-HMA
GEOLOGY
• Paper-I
ITime Allowed Three Hours IIMaximum Marks 300 I

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.INSTRUCTIONS
Each question is printed both in fI.in;di and in English.
Answers must be written in the medium specified in the Admission Certificate issued to you, which must be ,stated clearly on· the cover C?f Ute answer-book in the, ,space provided for the purpose. No ;U!ill be given for the answers written in a medium other than that specified in the Admission Certificate.
Candidates should attempt Question Nos. 1 and 5 which are compulsory, and any thr.ee of the remaining at least one question from each Section.
Marks carried by each question are indicated at the end oj the' question.
Draw necessary.


Section-A

1.
Write a critical on eac;h ofthe f9110wing .in around 150 words: 15x4=60
fa) Difference between continental drift and plate tectonics
Advantages and limitations of remote sensing analysis of the earth over conventional ground studies
Geomorphic divisions of the Indian subcontinent
Significance of unconformities

2.
Answer.the ,following: -30x2=60
Explain the evidences and mechanism of sea-floor spreading.
What is a volcanic belt? Discuss the causes of volcanism and products of volcanoes.

3.
Discuss the following

(a) Morphometric analysis of drainage basins
Application of geomorphology in mineral prospecting
Indian Remote Sensing Satellites

4. Give an account of of the following
20x3=60
Behaviour of mineral and rocks under deformation conditions
Shear and tension joints
Significance of stereographic projection in structural analyses


Section-B'
5. Write a critical fnote on each, of the' following in around 150 words 15x4=60
Great Boundary Fault and its significance
Rock as construction material
(e) Interrelationship of biostratigraphic and magnetostratigraphic zonations (with Indian examples)
The 'Piltdown' hoax

6. Answer the following in about /200 words each: 20x3=60
Enumerate various kinds of micro­fossils. Add a note on the application of foraminifers in palaeoceanographic studies.

What is cast? How is it produced and how can it be differentiated from a natural shell/test?

Write on Gondwana reptiles in India and their significance.


7. Comr;nent upon the following:
Igneous activities in India during the Palaeozoic times
Charnockite-their types and distribution in India, and their petrological and stratigraphical significance
Bagh formation-their invertebrate fauna and economic importance
8. Write a note on each of the following around 200 words: 20x3=60
fa) Precautions required in construction of a tall building in an earthquake-prone area
Properties of a good aquifer rock
Springs and oasis