Question Discussion & Solution

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 Churu.

Key Points

• Some important facts regarding the temperature of Rajasthan-
  • June is the warmest month in Rajasthan while January is the coldest month in Rajasthan.
  • Churu is the warmest and coldest district of Rajasthan, so Churu has the most annual temperature difference.
  • Jaisalmer has the most daily temperature difference in Rajasthan.

The correct answer is Iron-Ore.

• Iron Ore mines in Rajasthan are:
  • Udaipur - Natha ki Pal, Thur Hunder
  • Sikar - Dabla
  • Dausa - Lalsot
  • Jaipur - Morija-banol, Neemla-Raisalo
  • Bhilwara - Pur banera belt

Additional Information

• Limestone mines in Rajasthan are:
  • Ajmer - Sheopura, lulwa & Kesarpura
  • Bundi - lakheri and Stur
  • Chittorgarh - Nimbhahera, Parsoli
  • Jodhpur - Bilara & Basa
• Gold mines in Rajasthan are:
  • Banswara – Bhukhia - Jagpura - Delwara belt

The correct answer is Khetri - Singhana - Copper.

• In the State, copper deposits are located in the districts of Jhunhunu, Sikar, Sirohi, Udaipur, Bhilwara, Ajmer, Alwar, Bharatpur, Chittorgarh, Rajsamand, and Dungarpur.
• The State possesses a substantial share of 54% of the total resources of the country. 
• The state is the second leading producer of copper.

​Important Points

• Major copper mining areas in Rajasthan
  • ​Khetri-Singhana Belt- It is situated in Jhunjhunu.This is a long mountainous belt extending to over 80 km in the north-east south-west direction. Khetri has a copper smelting and purification plant which started functioning in 1976. The Khetri Copper Complex is run by Hindustan Copper Ltd. a Government of India undertaking.
  • Kho-Dariba - Alwar
  • Delwara Kerovli - Sirohi
  • Railmagra - Rajsamand
  • Ragunathpura - Sikar
  • Bidasar - Churu

  • Devtalai - Bhilwara

Additional Information

• Gold

  • Gold ore resources in the State are found in Bhukhia-Jagpura-Delwarabelt (Banswara).
  • Gold was also proved along with Copper in the Dhani-Basri area of Dausa district, Khera-Mundiawas area of Alwar district, and Dokan area of Sikar district.

  • Besides the above, gold is also extracted as a by-product in Khetri Copper-Belt (district Jhunjhunu).

• ​Iron ore

  • ​The Iron-Ore Deposits are located in the district of Jaipur, Udaipur, Jhunjhunu, Sikar, Bhilwara, Alwar, Bharatpur, Dausa, and Banswara.
  • The important localities of Iron-Ore are Morija- Neemala (Jaipur), Lalsot (Dausa), Rampura, Dabla (Sikar), Taonda (Jhunjhunu), Pur-Banera, Bigod (Bhilwara), Nathara-Ki-Pal, Thur (Udaipur), Indergarh, Mohanpura (Bundi), Dedrauli, Liloti, Todupura, Khora (Karauli). 

  • Both Hematite & Magnetite iron ores are found in Rajasthan.

• Barytes

  • Barytes are barium sulfate.
  • Baryte is valued for its chemical inertness and high specific gravity.
  • It is used in preparing muds required during oil well drilling.
  • Other uses are in the paint and lithopone industry and as source material for barium chemicals.
  • It is used as a filter in paper and rubber manufacture.
  • Almost 98% come from the Alwar district, where 18 leases operate.

The correct answer is Flood-prone eastern plain.

Key Points

• Flood-prone eastern plain:
  • Districts covered in this climatic zone are Alwar, Dholpur, Bharatpur, Karoli, S.Madhopur.
  • The average rainfall of this zone is 500-700 mm.
  • Major Kharif crops grown in this zone are Pearlmillet Clusterbean Groundnut.
  • Major Rabi crops grown in this zone are Wheat, Barley, Mustard, Gram.
  • Alluvial soil is found in this zone.

Additional Information

• Sub-humid southern plains:
  • Districts covered in this climatic zone are Bhilwara, Sirohi, Udaipur, Chittorgarh.
  • Major Kharif crops grown in this zone  Maize, Pulses, Sorghum.
  • Major Rabi crops grown in this zone are Wheat, Gram. 
• Semi-arid eastern plains:
  • Districts covered in this climatic zone are Jaipur, Ajmer, Dausa, Tonk
  • Major Kharif crops grown in this zone are Pearlmillet, Clusterbean, Sorghum.
  • Wheat, Mustard, Gram
• Hyper arid partial irrigated zone:
  • Districts covered in this climatic zone are Bikaner, Jaisalmer, Churu
  • Major Kharif crops grown in this zone are Pearlmillet, Mothbean, Clusterbean.
  • Major Rabi crops grown in this zone are Wheat, Mustard, Gram.