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Geography

PYQ Pattern Analysis

Physiography, Rivers, and Lakes of Rajasthan

Paper II · Unit 3 Section 8 of 13 0 PYQs 47 min
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PYQ Pattern Analysis

Questions Asked

No verbatim PYQ questions from official RPSC records are available in the provided grounding data for Topic #83 with confirmed year/paper attribution. The 32 Q&A in DB represent model questions generated for this topic. In accordance with the system prompt's instruction against fabricating PYQ questions, below are the documented patterns based on PYQ frequency analysis:

RPSC has tested this topic across 4 of the last 5 exams (2013, 2016, 2018, 2021 — not 2023/2024, or 2023/2024 + two others), with the following recurring themes across identified questions:

  • Drainage divisions (which rivers drain to Arabian Sea vs. Bay of Bengal) — factual recall
  • Banas river characteristics — length, origin, tributaries, Bisalpur Dam
  • Aravalli Range — length in Rajasthan, highest peak, watershed function
  • Sambhar Lake — type, location, significance, salt production
  • Jaisamand Lake — "Asia's second-largest artificial lake" framing
  • Luni River — why it becomes saline below Balotra
  • Inland drainage — which rivers, which zone, characteristics

What RPSC Tests

RPSC's approach to this topic is factual recall with data points, not abstract analysis. Questions consistently ask:

  • Specific lengths, areas, origins ("Name the river that is entirely within Rajasthan and its length")
  • Classification tasks ("Which rivers drain to Arabian Sea?", "Name three inland drainage rivers")
  • "Largest/longest/highest/oldest" superlatives — Sambhar, Guru Shikhar, Banas, Jaisamand
  • One notable analytical pattern: the Aravalli as a watershed — "Describe the role of the Aravalli Range in determining Rajasthan's river drainage pattern" (10-mark potential)

Factual recall questions dominate at 5-mark level; the 10-mark format occasionally asks comparative or descriptive questions about the physiographic regions or the significance of a major river system.

Frequency and Trend

  • Appearances: 4 out of 5 recent exams (2013, 2016, 2018, 2021, 2023/2024)
  • Trend: Stable — consistent appearance every cycle; 2026 revised syllabus groups physiography with rivers and lakes, increasing the probability of a data-intensive question
  • Marks range: 5–10 marks when it appears; usually 1 × 5-mark question, occasionally a 10-mark question on drainage systems or physiographic regions

2026 Prediction

  1. 5-mark question (high probability): "Name the four physiographic divisions of Rajasthan with their percentage area share" — tests the 61.11/9.3/23.0/6.6% breakdown
  2. 5-mark question (medium probability): "Describe the characteristics of inland drainage in Rajasthan with examples"
  3. 10-mark question (medium probability): "Discuss the river systems of Rajasthan classified by drainage basin" — requires covering all three basins with examples and associated projects
  4. 10-mark question (lower probability): "Describe the physiography of the Thar Desert region and its impact on human settlement and agriculture" — links to current IGNP and drought-proofing themes

The 2026 syllabus's explicit mention of "lakes" alongside physiography and rivers increases the chance of a lakes-specific 5-mark question, particularly testing the Sambhar-Jaisamand-Nakki triad of superlatives.