कुछ अनकही पर सबमें थमी

Additional 2-Mark Questions:**

1. **Chapter: Origin and Evolution of the Earth**

- **Question:** What is the difference between the Big Bang Theory and the Nebular Hypothesis?

2. **Chapter: Interior of the Earth**

- **Question:** Explain the significance of seismic waves in understanding the Earth’s interior structure.

3. **Chapter: Distribution of Oceans and Continents**

- **Question:** What are the main evidences that support the theory of sea-floor spreading?

4. **Chapter: India - Location**

- **Question:** How does India's latitudinal and longitudinal extent influence its climate?

5. **Chapter: Structure and Physiography**

- **Question:** What is the importance of the Western Ghats in influencing the monsoon in India?

6. **Chapter: Drainage System**

- **Question:** What are the main differences between the east-flowing and west-flowing rivers of the Peninsular India?

7. **Chapter: Distribution of Oceans and Continents**

- **Question:** What is the significance of the Mid-Atlantic Ridge in the theory of plate tectonics?

8. **Chapter: Interior of the Earth**

- **Question:** Briefly describe the process of convection currents within the Earth's mantle.