MGG-13 Solved Assignment 2025-26

Description

IGNOU MGG-13 Solved Assignment 2025-26

M.Sc. Programme in Geography (MSCGG)
(3rd Semester)
Valid from 1st July, 2025 to 30th June, 2026

TUTOR MARKED ASSIGNMENT
Oceanography
Course Code: MGG-013
Assignment Code: MGG-013/TMA/2025-26
Maximum Marks: 100

Part-A
All Questions are compulsory and carries 10 marks each.
1) Explain the evolution of Oceanography as a science.
2) Critically discuss the continental drift theory of Wegener with respect to the origin of continents and oceans.
3) Discuss in detail the currents of Atlantic Ocean and their effects on the coastal weather conditions.
4) Explain the factors leading to sea level changes and discuss its impact on ocean processes.
Part-B
All Questions are compulsory and carries 10 marks each
5) What is Coastal Regulation Zone (CRZ)? Discuss the salient features of Coastal Regulation Zone of 2011.
6) What are coral reefs and its types? Explain the Glacial Control Theory regarding the formation of coral reefs.
7) What are tides? Discuss any two theories related of the origin of tides.
Part-C
8) Write Short notes on the following. All Questions are compulsory and carries 5 marks each.
a) Discuss any two factors affecting salinity of oceans giving examples for each.
b) What is Hypsographic curve?
c) Explain the Turbidity Currents Theory regarding the origin of Submarine Canyons.
d) Differentiate between volcanogenous and cosmogenous ocean deposits.
e) Discuss briefly the threats to fish resources.
f) Discuss any two techniques used for measuring ocean temperature.

Note: Enhance your answer with neat sketches wherever needed.

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