20 MAY RAS MAINS ANSWER WRITING

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SUBJECT – Geography

TOPIC -Structure of the Earth and Geological Time Scale, Broad Physical Features: Mountains, Plateaus, Plains, Deserts

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GEOGRAPHY PYQs – Click Here

Click on the question to see the model answer. Submit your answers below and complete the 90-day challenge for RAS Mains answer writing

Q1 What is the Pamir Knot? 2M

Answer:

The Pamirs are a highland region in Central Asia. The Pamir Knot is a nodal orogenic uplift at the center of the Pamir mountain area. The Pamir Knot is a the convergence of several major Eurasian mountain ranges, including the Hindu Kush, the Karakoram Range, the Kunlun Mountains, and the Tien Shan
Extension: Kyrgyzstan, Kazakhstan, Tajikistan, Turkmenistan and parts of China.

Q2 Explain the following geographical structures with examples: 5M
1. Karst plain
2. Loess plain
3. Piedmont plateau

Answer:

1.Karst plain Any limestone or dolomitic region showing typical landforms produced by the action of groundwater through the processes of solution and deposition
is called Karst topography
 

  1. This was named after the typical topography developed in limestone rocks in the Karst region in the Balkans. The Karst plains of Nainital and Almora in India ,Yugoslavia and France are its other examples.
  2. The karst topography is also characterised by erosional and depositional landforms.
    1. Erosional landforms → Pools, Sinkholes, Lapies and. Limestone Pavements.
    2. Depositional landforms include stalactites, stalagmites, and Pillars.

  2. Loess plain These plains are formed in desert areas, due to the deposition of sand particles by the wind. Loess plains found in China, Argentina and near Caspian Sea are its remarkable examples.
 

3. Piedmont plateau
1. These plateaus are formed on the foothills of the mountains, having mountain on one side and sea or plain on the other. these are also called the plateaus of denudation.
2. Petagonian plateau of Argentina is situated at the foothills of Andes mountain and facing the Atlantic ocean
3. The plateau of Malwa in India, the Appallachian situated between the Appalachian Mountain and the Atlantic Coastal Plain in U.S.A

Q3 Explain the geological time scale(GTS). 10M

Answer:

The Geological Time Scale (GTS) is a system of chronological dating that describes the timing and relationships of events that have occurred during Earth’s history.Through its hierarchical structure, the GTS subdivides Earth’s history into eons, eras, periods, epochs, and ages, each representing distinct intervals of time characterized by specific geological and biological phenomena.

Q4. Translate the following sentences into English:        [RAS Mains 2021]
1. बाल अपचारियों के पुनर्वासन के लिए सक्रिय न्यायिक एवं सामाजिक प्रयासों की आवश्यकता है।
2. मैं अब भी तुम्हारे साथ होने से ज्यादा खुश होना नहीं जानता। 
3. उत्तर पुस्तिका में यथासंभव संक्षिप्ताक्षर का प्रयोग ना करें व पूर्णरूप लिखें। 
4. कवि ने उर्मिला के चरित्र में एक स्त्री के दर्द एवं विरह की वेदना को बहुत सुन्दरता से ऊकेरा है। 
5. विद्यार्थियों के असंतोष से उत्पन्न अनुशासनहीनता का कारण उनकी यह भावना है कि उनके विचारों और आकांक्षाओं की बहुधा उपेक्षा की जाती है।

Answer:

1. Rehabilitation of juvenile delinquents requires active judicial and social efforts.

2. I still don’t know how to be happier than being with you.

3. Do not use abbreviations as far as possible in the answer sheet and write in full form.

4. The poet has beautifully depicted the pain of a woman and the anguish of separation in the character of Urmila.

5. The reason for the indiscipline arising out of the dissatisfaction of the students is their feeling that their ideas and aspirations are often neglected.

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