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What are duns? Geography chapter 2?
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What are duns? Geography chapter 2?
Duns are longitudinal valleys formed as a result of folding when Eurasian plate and Indian plate collided. They are formed between Lesser Himalayas and Shiwaliks. These valleys are deposited with coarse alluvium brought down by Himalayan rivers.
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What are duns? Geography chapter 2?
Duns: An Overview
Duns are distinctive geographical features typically found in hilly and mountainous regions, characterized by their unique formation through various geological processes. They are an important aspect of the local ecosystem and landscape.
Formation of Duns
- Duns are often formed by glacial activities, where glaciers carve out depressions in the landscape.
- They may also be created through erosion, where softer rock layers are worn away, leaving behind harder rock formations.
Characteristics of Duns
- Topography: Duns are typically elevated areas with steep sides and a relatively flat top.
- Vegetation: The vegetation on duns varies, but they often support unique flora due to varied soil types and microclimates.
- Ecosystems: They can host diverse ecosystems, making them rich in biodiversity.
Importance of Duns
- Water Retention: Duns can play a crucial role in water retention and management in hilly terrains, influencing local hydrology.
- Biodiversity: They serve as habitats for various plant and animal species, contributing to ecological balance.
- Cultural Significance: In some cultures, duns may hold historical or spiritual significance, often being sites for traditional practices.
Conclusion
Understanding the formation, characteristics, and importance of duns enhances our appreciation of geographical features and their role in the environment. Knowledge of these formations is crucial for conservation efforts and sustainable land use practices.
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What are duns? Geography chapter 2? for Class 9 2026 is part of Class 9 preparation. The Question and answers have been prepared according to the Class 9 exam syllabus. Information about What are duns? Geography chapter 2? covers all topics & solutions for Class 9 2026 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for What are duns? Geography chapter 2?.
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