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C.S.E.
(MAIN) �
2003 GEOLOGY
PAPER - I
Time Allowed:
Three Hours Maximum Marks: 300
(more content follows the advertisement below)
A D V E R T I S E M E N T
Candidates should attempt
Questions 1 and 5 which are compulsory and
remaining any THREE
questions selecting at least ONE from each Section.
SECTION A
1. Answer any three of the
following, each within 200 20 X 3 = 60
(a) How do structure,
climate, topography and vegetation influence rocks in
nature?
(b) Mantle of the earth. .
(c) Significance of Remote
Sensing in small mining industry.
(d)
Differen1iate
between the
following pairs:
(i) Dome and basin
(ii) Horst and graben
(iii) Overthrust and
underthrust faults
(iv) Hanging wall and
footwall
2. Discuss the significance
and mechanism of sea-floor spreading. 60
3. Describe the following:
30 X 2 = 60
(a) Drainage patterns of
Indian Sub-continent
(b) Advantages of
photo-geology over conventional geological survey.
4. Define unconformity and
describe its various types. How tan they be recognized
in the field? 60
SECTION B
5. Answer any three of the
following, each within 200 words: 30 X 2 = 60
(a) Pleistocene glaciation
(b) Role of geologists in
the construction of bridge
(c) Role of microfossils in
correlation of rock formations
(d) Describe the morphology
of Gastropoda shelf.
6. Discuss the evolutionary
changes in the morphology of Ammonoids. 60
7. Describe the following:
30 x 2 = 60
(a) Principles of
stratigraphic correlation
(b) Significance of
glossopteris and ptylophyllum in the study of Gondwana
System.
8. Discuss the following:
30 X2 = 60
(a) Importance of rain
water harvesting for living beings
(b) Precautions in
construction of buildings in earthquake-prone zones.
PAPER - II - 2003
Time Allowed:
Three Hours Maximum Marks: 300
Candidates should attempt
Questions 1 and 5 which are compulsory and remaining any
THREE
questions selecting at least ONE from each Section.
SECTION A
1. In about 200 words each,
explain any three of the following:
(a) Double refraction and
birefringence 20
(b) Textures in volcanic
rocks: petrogenetic significance 20
(c) Retrograde
metamorphism: the assemblage minerals, textures and their
significance 20
(d) Ripples, Dunes and
cross-breeding: origin and significance 20
2. Describe the chemical
composition, physical properties and mode of occurrence
of Phosphate group of
minerals. 60
3. Write explanatory notes
on the following:
(a) Carbonatities; their
mode of occurrence, petrography and petrogenesis. 30
(b) Granulite terrains of
India: their mineral assemblages and petrogenetic
characteristics. 30
4. Define provenance and
its importance in Sedimentology. Describe the provenance
indicators to identify
different source rocks. 60
SECTION B
5. In about 200 words each,
write notes on any three of the following:
(a) Stratabound and
stratiform deposits: characteristics and examples. 20
(b) Heavy media separation
as ore-dressing process 20
(c) Isomorphism and
isomorphous mixture, examples. 20
(d) Fertilizers/and their
impact on groundwater pollution
6. Write notes on the
following, in brief:
(a) Pyrometasomatic
deposits: their genesis and general characteristics. 30
(b) Placer deposits of
thorium in India: their geological setting and mode of
occurrence 30
7. Describe the methods of
geological prospecting giving their applications and
limitations. Add a note on
geobotanical prospecting methods. 60
8. Write notes on the
following, in brief:
(a) Goldschmidt's
geochemical classification of the elements with examples.
30
(b) Legislative measures
for environmental protection in India. 30
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AKHAND PRATAP SINGH
