Q1. Consider the following statements about irrigation and water storage in Rajasthan: 1. A tanka is a traditional underground cylindrical rainwater storage structure, especially common in western Rajasthan. 2. Gambhiri Dam is on the Banas River near Chittorgarh. 3. Parwan Multipurpose Dam is on the Parwan River in Jhalawar district and is linked with irrigation and hydropower. 4. The ERCP aims to use surplus monsoon water from the Chambal and its tributaries for 13 water-deficit districts. Which of the statements given above are correct?
Explanation
Statement 1 is correct because a tanka is described as an underground cylindrical rainwater storage structure in western Rajasthan. Statement 2 is incorrect because Gambhiri Dam is on the Gambhiri River near Chittorgarh, not on the Banas. Statement 3 is correct because Parwan Multipurpose Dam is on the Parwan River in Jhalawar and is associated with irrigation and hydropower. Statement 4 is correct because ERCP is meant to harvest surplus monsoon water from the Chambal system and serve 13 water-deficit districts.
