SOCIAL SCIENCE

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  Chapter 2 Shaping of Earth’s Surface (NCERT) Questions & Answers 1. What is a landform? Answer: A landform is a natural feature on the Earth's surface formed by weathering, erosion, deposition, and movement of the Earth's crust. 2. What is the difference between weathering and erosion? Answer: Weathering breaks rocks into smaller pieces without moving them. Erosion carries the broken material from one place to another. 3. What are the sources of energy that are required to cause movements associated with the internal forces of the Earth? Answer: Heat from the Earth's interior. This is the primary source. It causes convection currents in the mantle, which move tectonic plates and lead to earthquakes, volcanic eruptions, and mountain building. 4. Who proposed the theory of plate tectonics? Answer: W.J. Morgan proposed the theory of plate tectonics. 5. Which ancient text contains a dedicated section on earthquakes, and who wrote it? Answer: The Bṛ...

In a state, the legislature, executive and state judiciary is collectively known as state government. In every state, there is a house formed by elected representatives who are elected by the citizens on the basis of adult franchise. This house of the legislature is known as Legislative Assembly (Vidhan Sabha). Those states which have the second house of the legislature also are known as Legislative Council (Vidhan Parishad) . At present, seven states of Indian Union have bicameral legislatures. These include Uttar Pradesh, Jammu and Kashmir, Maharashtra, Karnataka, Bihar, Andhra Pradesh and Telangana and the remaining states have unicameral legislature. In these seven states which have bicameral legislatures, following are the three organs of the state legislature-             1.          Governor             2.  ...