Question Discussion & Solution

The correct answer is Jaisamand lake.

Key Points

• Jaisamand lake also known as Dhebar Lake.

Additional Information 

• Jaisamand Lake, Udaipur:
  • Jaisamand Lake is known for being the second-largest man-made sweet water lake in India.
  • It is popular among the locals as a weekend picnic destination.
  • Jaisamand lake also known as Dhebar Lake.
  • Locals say that the lake was constructed to halt the waters of the Ruparel River.
  • This lake boasts of a large island, which is home to various species of birds, at its centre.
• Kolayat lake is located in Kolayat town of the Bikaner district of Rajasthan.
• Kaylana Lake is located 8 km west of Jodhpur in Rajasthan, India. It is an artificial lake, built by Pratap Singh in 1872.
• Anup Sagar is located Bikaner district of Rajasthan.

The correct answer is  A-III, B - III, C - II, D - I.

Key Points

• List of medium-scale irrigation projects in Rajasthan:

The correct answer is All of the above.

Key Points

• Desertification is a type of land degradation.
  • The land productivity is lost due to natural processes or by human activities.
  • Due to this fertile areas become increasingly arid.
• There are many ways of stopping continuous desertification in the Rajasthan.
  • Maximum Plantation under Desert.
  • Development of backward and forward linkages in Agriculture.
  • Limited Grazing.
  • Promotion of Desert Agriculture.

Additional Information

• The United Nations Convention to Combat Desertification (UNCCD) is the sole legally binding international agreement linking environment and development to sustainable land management.
• Established in 1994.
• The Convention addresses specifically the arid, semi-arid and dry sub-humid areas, known as the drylands, where some of the most vulnerable ecosystems and peoples can be found.
• The new UNCCD 2018-2030 Strategic Framework is the most comprehensive global commitment to achieve Land Degradation Neutrality (LDN) to restore the productivity of vast expanses of degraded land, improve the livelihoods of more than 1.3 billion people, and reduce the impacts of drought on vulnerable populations to build

The correct answer is Red Loam Soil.

Key Points

• Red Loam Soil-
  • This soil is found in the southern part of Rajasthan.
  • This soil is found in Chittorgarh, Banswara, and Dungarpur districts.
  • This soil is deficient in Nitrogen, Calcium, and Phosphorous.
  • This soil is rich in Iron oxide, so this has red color.
  • This soil has the capacity for holding humidity for a long time.
  • This soil doesn't require much rain for farming.

​Additional Information

• Black Soil-
  • This soil is found mostly in the southeastern part of the Rajasthan.
  • This soil is deficient in lime, phosphoric acid, and humus.
  • This soil is rich in Potash and calcium.
  • Cotton is mostly grown in this soil.
  • It is also known as Regur soil. 
• Alluvial Soil-
  • This soil is found mostly in the eastern plains of Rajasthan.
  • It is found mostly in Jaipur, Alwar, Ajmer, Tonk, Kota, Sawai Madhopur, Dholpur, and Bharatpur districts.
  • It is deficient in lime, phosphorus, and humus.
  • This soil is rich in Nitrogen.
  • This soil is the most fertile soil.
• Desert Soil-
  • This soil is found in western Rajasthan in the districts of Jaisalmer, Barmer, Jodhpur, Churu, Sikar, Jhunjunu, Bikaner.
  • It is deficient in Nitrogen and Organic materials.
  • This soil is rich in Calcium.

The correct answer is Jhalawar.

Key Points

• Some important facts of rainfall in the Rajasthan-
  • Rajasthan's annual rainfall average is 57.51 cm.
  • Rajasthan receives the most rainfall through the Bay of Bengal's Monsoon.
  • Rajasthan receives the most rainfall in the month of July.
  • Ajmer receives rainfall similar to Rajasthan's annual average rainfall.
  • Jhalawar receives the most rainfall, while Jaisalmer receives the least rainfall.
  • Kota division receives the most rainfall while the Jodhpur division receives the least rainfall.
  • Jaisalmer has the most rainfall changes while Jhalawar has the least rainfall changes.
  • Rainfall in winter is known as Mawath in the Rajasthan