Question Discussion & Solution

The correct answer is a and d only.

Key Points

• In Rajasthan, 4 districts touch the international line.
  • Jaisalmer - 464 km
    • It has the highest international boundary.
  • Barmer - 228 km
  • Shriganganar - 210 km
  • Bikaner - 168 km
    • It has the shortest international boundary.

Important Points

• In order of international boundary
  • Jaisalmer > Barmer > Shriganganagar > Bikaner 

Additional Information

• Rajasthan touches 5 states of India.
  • Punjab
  • Haryana
  • U.P.
  • M.P.
  • Gujarat
• The Area of Rajasthan is approximately 10.41% of India.

• It is situated in Bhopalsagar, Chittorgarh.
• It is a private-run sugar mill.
• It was started in 1932 and was incorporated on 05 March 1940.
• Sugarcane is grown in abundance in this region for making sugar and khand-sari.

Additional Information

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 Rajasthan.

Key Points

• India is the largest producer of pearl millet.
• Rajasthan is the highest-producing state in India.
• The first hybrid of pearl millet developed in India in 1965 is called the HB1.
• Kambu is the Tamil name of pearl millet.
• It is an important food in Tamil Nadu.

Additional Information

• Africa is the second largest producer of pearl millet.
• It was also the first to start cultivation.
• Africa has been successful in bringing back this crop.

The correct answer is Mahi.

Key Points

• Tropic of cancer in Rajasthan-
  • The Tropic of Cancer, which is also referred to as the Northern Tropic, is the most northerly circle of latitude on Earth at which the Sun can be directly overhead.

• Tropic of Cancer passes through 8 Indian states:
  • Gujarat, Rajasthan, Madhya Pradesh, Chhattisgarh, Jharkhand, West Bengal, Tripura, Mizoram.
• Mahi:-
  • It is a river in western India. It rises in Madhya Pradesh and, after flowing through the Vagad region of Rajasthan, enters Gujarat and flows into the Arabian Sea.
  • It flows north through the district (Banswara) from its origin in the Vindhya Range of Madhya Pradesh, entering the district (Banswara) from the southeast and flowing north towards the northern end of the district, where it turns southwest to form the boundary between Banswara and Dungarpur districts before entering Gujarat and emptying into the Gulf of Cambay.

  • It is the only river in Rajasthan that passes the Tropic of Cancer twice.

Additional Information         

• Luni-
  • It is the largest river in the Thar desert in north-west India.
  • It originates in the Pushkar valley of the Aravalli Range, near Ajmer, passes through the southeastern portion of the Thar Desert, and ends in the marshy lands of Rann of Kutch in Gujarat.
• Ghaghar-
  • The Ghaggar-Hakra River is an intermittent river in India and Pakistan that flows only during the monsoon season.
• Kali Sindh-
  • The Kali Sindh is a river in Madhya Pradesh and Rajasthan in northern India. It is a tributary of the Chambal River in the Ganges Basin.