Question Discussion & Solution

The correct answer is 1-A, 2-B, 3-C, 4-D.

• Unequal distribution of rain is a specification of Rajasthan's climate.
• Rajasthan receives most rainfall from the southwest monsoon.
• January is the coldest month in Rajasthan.
• June is the warmest month in Rajasthan.
• Jaisalmer has the most transpiration rate in Rajasthan. 
• Dungarpur has the lowest transpiration rate in Rajasthan.
• Due to western disturbances, Rajasthan receives rainfall in winter is known as Mawatha.

The correct answer is Behror, Bhimmal, Surajgarh, Dhond, Shri Madhopur.

Key Points

• Rajasthan can be divided into three hydrogeological units namely, unconsolidated sediments, semi-consolidated sediments and consolidated rocks.
• Central Ground Water Board (CGWB) under the Ministry of Water Resources and State Governments jointly estimated replenishable groundwater resources.
• Some of the parts of Rajasthan have been categorized as “Over exploited”. Over-exploited assessment units of Rajasthan are- Behror, Bansur, Kathumar, Kishangarh, Kotkasim, Laxmangarh, Mandawar, Neemrana, Rajgarh, Ramgarh, Reni, Thanagazi, Tijara, Umrain.
• Central Ground Water Authority of India has put a total ban on the exploitation of groundwater in Behror, Bhimmal, Surajgarh, Dhond, Shri Madhopur.
• Dudu, Sambhar, Chaksu, Jamwa Ramgarh and Kotputli blocks are affected by salinity problems. Further many areas in Jaipur have problems with fluoride contamination in groundwater.

Additional Information

• Central Ground Water Board (CGWB) is the apex organization of the Ministry of Water Resources dealing with groundwater and related issues.

The correct answer is Kota, Jaipur, Jhunjhunu, Sikar, Alwar.

Key Points

• Rajasthan’s literacy rate is 66.11 % as per Census 2011.
• The male literacy rate was 79.19 % however the female literacy was 52.12 %.
• The rural literacy rate of Rajasthan was 61.44%.
• The total number of rural Literates was 26,471,786.
  • Out of which the females were 9,567,197 and males were 16,904,589.
• The literacy rate of rural males was 76.16 %.
• The literacy rate of rural females was 45.8 %.
• Cities of Rajasthan having a High Literacy rate as per Census 2011
  • 1. Kota 76.6 %
  • 2. Jaipur 75.5 %
  • 3. Jhunjhunun 74.1 %
  • 4. Sikar 71.9 %
  • 5. Alwar 70.7 %

Additional Information 

• Cities of Rajasthan having the lowest Literacy rate as per Census 2011:
  • 1. Jalor 54.9%
  • 2. Sirohi 55.3%
  • 3. Pratapgarh 56.0%
  • 4. Banswara 56.3%
  • 5. Barmer 56.5%

The correct answer (A), (B), and (D)

Key Points

Western Sandy Plains of Rajasthan

• On the basis of the existing relief features, Rajasthan has been divided into
• The following physiographic divisions:
  • Western Sandy Plains: The Western Sandy Plains is subdivided into two units:
    • Sandy Arid Plains 
    • Marusthali
• Semi-Arid Transitional Plains (Rajasthan Bagar)
  • Luni Basin (Godwar Tract)
  • Plain of Interior Drainage (Shekhawati Tract)
  • Ghaggar Plain​

Important Points

• More than 60% of the Thar desert lies in the state of Rajasthan and extends into Gujarat, Punjab, and Haryana.
• The maximum area is covered in Rajasthan and the area of the total cover is 208,110 km.
  • covering the districts of Barmer, Jaisalmer, Jalor, Jodhpur, Bikaner, Ganganagar, Churu, Jhunjhunun, Sikar, Nagaur, and Pali.
• The Thar Desert, also known as the Great Indian Desert.
• It is the world's 20th-largest desert and the world's 9th-largest hot subtropical desert.
  • About 85% of the Thar Desert is in India, and about 15% is in Pakistan.
• The northeastern part of the Thar Desert lies between the Aravalli Hills.
  • The Western Sandy Plains is one of the most prominent physical divisions of Rajasthan. It covers a large part of the state in the west and the northwest of the Aravalli axis.​

The correct answer is Winter rain.

• Popularly known as 'Mavath' in Rajasthan is Winter Rain.

Additional Information 

• During the winter, the flow of air reverses.
• The continent cools rapidly forming a large area of high pressure over north-central Asia, known as the Siberian High, and a smaller area over India.
• Now, the drier, colder air of the continent blows offshore creating the dry monsoon season.
• Many parts of southern India receive considerable rain from the northeast monsoon.
• Though the principal rainy season for interior Karnataka, Kerala and Lakshadweep is the Southwest Monsoon season, rainfall continues till December in these regions.
• Tamilnadu, in particular, typically gets nearly half its annual rain during this monsoon.
• It is known as Mavath.