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Major Landforms of the Earth Video Lecture | NCERT Video Summary: Class 6 to Class 12 (English) - UPSC

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FAQs on Major Landforms of the Earth Video Lecture - NCERT Video Summary: Class 6 to Class 12 (English) - UPSC

1. What are the major landforms on Earth?
Ans. The major landforms on Earth include mountains, plateaus, plains, deserts, and valleys. These landforms are the result of various geological processes such as tectonic activity, erosion, and deposition.
2. How are mountains formed?
Ans. Mountains are typically formed through tectonic activity, where two tectonic plates collide or move apart. When plates collide, the crust is uplifted and folded, creating mountain ranges. Examples of such mountain ranges include the Himalayas and the Andes.
3. What are plateaus and how are they formed?
Ans. Plateaus are flat elevated landforms that are higher than the surrounding areas. They are formed through various geological processes such as volcanic activity, erosion, or tectonic uplift. Volcanic plateaus are formed when lava flows and accumulates over a large area, while uplifted plateaus are created when tectonic forces push up a large flat region.
4. How are plains formed?
Ans. Plains are large, flat areas of land that are generally lower in elevation. They are formed through processes such as deposition of sediments by rivers, erosion of mountains, or volcanic activity. Over time, the accumulation of sediments or the leveling of land creates these vast plains.
5. What are some examples of famous deserts on Earth?
Ans. Some examples of famous deserts on Earth include the Sahara Desert in Africa, the Arabian Desert in the Middle East, the Gobi Desert in Asia, and the Mojave Desert in North America. Deserts are characterized by their extremely dry conditions, receiving very little rainfall throughout the year.
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