Question Discussion & Solution

The correct answer is option 2 i.e. Banswara.

Key Points

• The manganese ores associated with highly weathered limestone at Talwara village, Banswara district, Rajasthan.
• Marble is excavated from Rajnagar, Rikhabdev, Andhi, Makrana, Bhaislana, and Ajmer areas.
• Mica mines - Udaipur, Bhilwara, and Ajmer districts.
• Rajasthan State Mines & Minerals Limited (RSMML) has divided its functions according to the respective minerals.
• It is engaged in the mining of the 4 minerals gypsum, rock phosphate, limestone, and lignite at 4 different locations.

The correct answer is Ajmer.

• Naag Pahar- The Naga mountain in the Aravalli mountain range is located in Ajmer.

Additional Information

• Aravalli is a mountain range located in the western part of India, Rajasthan.
• Aravalli is the oldest mountain in the geographical structure of India.
• It is the oldest mountain range in the world, which divides Rajasthan from north to south in two parts.
• The highest mountain peak of Aravali is Gurushkhar (1722 m) in the Sirohi district, which is in Mount Abu (Sirohi).
• Naag pahar seprate pushkar from Ajmer city.

• Rajasthan is the largest Indian state with an area of 3, 42,239sq.km comprising 11% of the total geographical area of the country.
• Rajasthan has a type of rhomboid shape and stretches lengthwise 869 km. from west to east and 826 km. from north to south.

The correct answer is Bhilwara.

• Red and Yellow soils are found in the Sirohi, Bhilwara, Sawai Madhopur, Ajmer districts of Rajasthan.
• Due to the higher degree of hydration of ferric oxide the soil has acquired yellow color. The pH of this type of soil ranges from 5.5 to 8.5.
• Silty-loams to silty-clay loams are common in the region.
• The surface color of the soil varies from light yellowish, brown-yellowish to dark brown.

Key Points

• Medium black soil is found in Kota, Bundi, Jhalawar districts.
• Grey Brown or Desert soil is found in Jodhpur, Barmer, Nagaur districts.

The correct answer is Kanwar Sen

• Kanwar Sen was an eminent civil engineer from Rajasthan.
• He was the Chief Engineer in the Bikaner state who came up with the idea of the Rajasthan Canal. He successfully implemented the Ganga canal project too.
• The idea of bringing the waters from the Himalayan Rivers flowing through Punjab and into Pakistan was conceived by him in the late 1940s.
• He proposed that 2,000,000 ha (20,000 km²) of desert land in Bikaner and the northwest corner of Jaisalmer could be brought under irrigation from the waters of Punjab rivers. 

Key Points

• The Indira Gandhi Canal is the longest canal in India.
• This project is previously known as the Rajasthan Canal Project.
• The canal is one of the projects of the Green revolution in India.
• It starts from the Harike Barrage at Harike, a few kilometers below the confluence of the Satluj and Beas rivers in the Indian state of Punjab, and terminates in irrigation facilities in the Thar Desert in the northwest of Rajasthan state.
• Indira Gandhi Canal is 649 km long and consists of the Rajasthan feeder canal and Rajasthan main canal and runs through 167 km in Punjab and Haryana and remaining 492 km in Rajasthan.
• The canal traverses 7 districts of Rajasthan: Barmer, Bikaner, Churu, Hanumangarh, Jaisalmer, Jodhpur, and Sriganganagar.