Explain the origin of Indian islands in the Bay of Bengal and the Indian Ocean.
Introduction
Indian Islands are a result of plate movement and resulting volcanism and uplifting.
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Main Body
Origin of Indian Islands in Bay of Bengal - Andaman and Nicobar Islands are an extension of Arakan valley and result of push between Indian plate and Australian plate giving rise to such islands
The uplift leads to formation of island and is often sustained by volcanic activity. Ex - Barren Island volcano in Andaman
Lakshadweep Islands are coral islands and also a result of plate tectonics leading to its present form.
Conclusion
Sustainable development of these islands is the need of the hour to protect these island chains
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Diagram
Map showing islands in Bay of Bengal - Andaman and Nicobar Islands
- Clear explanation of plate tectonics
- Specific examples (Andaman, Nicobar, Barren Island)
- Mentions both plate movement and volcanic origin
Medha Anand
Salient features of World's Physical Geography
Geological Features and Formation
Origin of Indian Islands
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