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Consider the following statements according to Koeppen's classification of climate.

a) The Climatic Regions of Rajasthan by Koeppen are Three.

b) Aw is Semi-Arid region which is found in the southern part of the Rajasthan.

c) Average Rainfall in BShw is 10-20 cm.

d) Steppe and Thorny bushes and grasses are the characteristics of BShw.

Which of the statement/statements given above is/are correct?

1. a only
2. a and b only
3. b and c only
4. d only

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Correct Answer - Option 4 : d only

The correct answer is d only.

  • The Climatic Regions of Rajasthan by Koeppen are Four.
    • Aw
    • BShw
    • BWhw
    • Cwg

  • Aw:
    • It is Tropical Humid region.
    • This type of climate is found in the southern part of the Rajasthan.
    • It covers the areas of Dungarpur, Banswara, Chittorgarh and Jhalawar.
    • Here the temperature range is as follows.
      • Summer - 30-34 degree
      • Winter - 12-15 degree
    • Yearly Rain - 80 cm i.e. 800 mm 
    •  Vegetation - 
      • Deciduous trees of Monsoon type
      • Dense
      • Savanna like region
      • Arid Tropical grassland
    • In Mount Abu, the average rainfall is 150 cm.
  • BShw:
    • It is Semi-Arid.
    • It is found in the Western side of Aravali.
    • It covers the areas of Barmer, Jalore, Jodhpur, Nagore, Churu, Sikar, Jhunjhunu.
    • Average Rainfall - 20-40 cm
    • Here the temperature range is as follows.
      • Summer - 32-35 degree
      • Winter - 5-10 degree
    •  Vegetation -
      • Steppe
        • In physical geography, a steppe is an ecoregion characterized by grassland plains without trees.
      • Thorny bushes and grasses.
  • BWhw:
    • It is the Arid Hot Desert region.
    • It covers the areas of Jaisalmer, Bikaner, Shriganganar, Hanumangarh.
    • Average Rainfall - 10-20 cm
    • Here the temperature is as follows.
      • Summer - 35 degree
      • Winter - 12-18 degree
      • Vegetation -
        • Vegetation less
        • Scanty Rainfall
        • Tough environment
        • Process of evaporation is very active.
  • Cwg:
    • It is Sub Humid, Monsoonal type.
    • It is located at the southeastern part of the Aravali.
    • Areas - Hadoti, Mewat and Dang areas i.e Rajsamand, Bhilwara, Tonk, Dausa, Sawai Madhopur, Alwar, Bharatpur, Dholpur, Kota, Baran, Northern Chittorgarh.
    • Here Bhihad is found.

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