Biogeography and soils (physical side)
World soil types
Practise 1 PYQConcepts to cover
- Zonal, intrazonal and azonal soils; pedalfer and pedocal
- Laterite and tropical rainforest soils: heavy leaching, rapid decomposition, low nutrient store
- Chernozem, prairie and steppe soils
- Podzol of the taiga and tundra soils; permafrost
- Desert (aridisol) and Mediterranean terra rossa soils
Where to study
Certificate Physical and Human Geography · Goh Cheng Leong
- ch. 15, The Hot, Wet Equatorial Climate
- ch. 16, The Tropical Monsoon and Tropical Marine Climates
- ch. 20, The Temperate Continental (Steppe) Climate
- ch. 23, The Cool Temperate Continental (Siberian) Climate
- ch. 25, The Arctic or Polar Climate
- ch. 18, The Hot Desert and Mid-Latitude Desert Climates
- ch. 19, The Warm Temperate Western Margin (Mediterranean) Climate
UPSC Detailed (Micro Topic) Syllabus: Geography (Prelims)
- Soil Classification
Geography Micro topics
- Soil Classification
Contemporary India II, Class X, chapter 1: Resources and Development (Reprint 2026-27)
- ch. 1, Laterite Soil, p. 9 (book page 9)