Name: Oceanography
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IGNOU MGG-13 (July 2025 – January 2026) Assignment Questions

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.

IGNOU MGG-13 (July 2024 – June 2025) Assignment Questions

Part-A

All Questions are compulsory and carries 10 marks each.

1) Discuss at least four theories regarding the origin of submarine canyons.

2) What are Ocean deposits? Classify Ocean deposits on the basis of its source and composition and describe them.

3) What is salinity of the oceans? Discuss the factors affecting the salinity of the oceans.

4) What are tides? Discuss the theories related of the origin of tides.

Part-B

All Questions are compulsory and carries 10 marks each

5) Discuss in detail the impact of global warming on oceans.

6) What are coral reefs? Discuss the conditions required for the growth of coral reefs and describe their types.

7) Discuss in detail the bottom reliefs of Atlantic Ocean.

Part-C

8) Write Short notes on the following. All Questions are compulsory and carries 5 marks each.

a) The importance of oceans in the hydrological cycle.

b) Tetrahedral hypothesis regarding the origin of oceans.

c) Oceanic Resources.

d) Exclusive Economic Zone (EEZ) of the oceans.

e) The effects of ocean currents.

f) Density of sea water.

MGG-13 Assignments Details

University	:	IGNOU (Indira Gandhi National Open University)
Title	:	Oceanography
Language(s)	:	English
Code	:	MGG-13
Degree	:	MSCGG
Subject	:	Geography
Course	:	Core Courses (CC)
Author	:	Gullybaba.com Panel
Publisher	:	Gullybaba Publishing House Pvt. Ltd.

IGNOU MGG-13 (Jul 25 - Jan 26, Jul 24 - Jun 25) - Solved Assignment

Are you looking to download a PDF soft copy of the Solved Assignment MGG-13 – Oceanography Then GullyBaba is the right place for you. We have the Assignment available in Urdu language. This particular Assignment references the syllabus chosen for the subject of English, for the Jul 25 - Jan 26, Jul 24 - Jun 25 session. The code for the assignment is MGG-13 and it is often used by students who are enrolled in the IGNOU Solved Assignments, MSCGG Degree. Once students have paid for the Assignment, they can Instantly Download to their PC, Laptop or Mobile Devices in soft copy as a PDF format. After studying the contents of this Assignment, students will have a better grasp of the subject and will be able to prepare for their upcoming tests.