BGGCT-131 (2020-21) EM ISC

ASSIGNMENT
Course Code: BGGCT-131
Maximum Marks: 100
Part-A
All Questions are compulsory and carries 10 marks each
1) Give a critical explanation of Gaseous hypothesis of Kant regarding the origin of Earth and solar system.
2 ) Define volcanism. What are the different types of volcanoes of central eruption? Enhance your answer
with suitable sketches.
3) Explain the horizontal distribution of atmospheric pressure in terms of global pressure belts with suitable
figure.
4) Give an account of the ocean currents of Atlantic Ocean and how they affect the climatic conditions of the
coastal regions of the areas they visit.
Part-B
All Questions are compulsory and carries 10 marks each
5) What is the effect of Coriolis force on the direction of planetary winds? Enhance your answer with suitable
figures.
6) Briefly explain the broad climatic types as given by Koeppen.
7) Explain briefly the normal cycle of erosion as given by Davis.
Part-C
8) Write Short notes on the following. Each question carries 5 marks.
a) Plate Tectonics
b) Vertical Structure of the atmosphere
c) The Biosphere
d) Differentiate between Airy’s and Pratt’s views on Isostasy
e) Holmes convection current theory
f) Vertical sub-surface hydrological zones