B.Sc-B.Sc Geology 6th Sem GENERAL GEOLOGY(Alagappa University, Karaikudi, Tamil Nadu-2011)

B.Sc. DEGREE EXAMINATION, APRIL 2011
Sixth Semester
Geology
GENERAL GEOLOGY
(Non-CBCS—2004 onwards)
Time : 3 Hours Maximum : 100 Marks
Part A (10 × 2 = 20)
Answer all questions.
Define the following :–
1. Dust Cloud hypothesis.
2. Convection Currents.
3. Dormant Volcanoes.
4. Mercalli’s Intensity Scale.
5. Divergent Plate boundaries.
6. Radioactivity.
7. Volcanoes.
8. Seismogram.
9. Isostacy.
10. Volcanic Cones.
Part B (5 × 7 = 35)
Answer all questions.
11. (a) Explain about classification of Relief Orders.
(Or)
(b) Explain about Ocean Basins.3 AFN-1508
12. (a) Discuss the Drift theory of Wegner and Taylor.
(Or)
(b) Draw a neat sketch and explain the Seismograph.
13. (a) Describe techniques used for generating artificial soundwaves on the Earth Surface in Seismic methods.
(Or)
(b) Explain about the mechanism for Plate motion.
14. (a) Explain about the classification of Mountains.
(Or)
(b) Discuss about the Lithospheric plates.
15. (a) Explain about Sea floor spreading.
(Or)
(b) Discuss the concepts of Radioactive decay and generation of Daughter Elements.
Part C (3 × 15 = 45)
Answer all questions.
16. (a) Explain about Continents and Ocean basins.
(Or)
(b) Discuss the principles and concepts of Resistivity Surveying.
17. (a) Explain about Plate tectonics.
(Or)
(b) Explain about the different theories of Isostacy.
18. (a) Brief about the types of eruption and products of Volcanoes.
(Or)
(b) Discuss in detail the different courses of Earthquakes.

Earning:  ₹ 6.15/-