2019 · Q103
Match List-I with List-II and select the correct answer using the code given below the lists : List-I List-II (Soil type) (Major characteristic) A. Oxisols
- 1Very rich in organic matter B. Vertisols
- 2Soil lacking horizons C. Histosols
- 3Very old and highly weathered 174 D. Entisols
- 4Rich in clay content and highly basic Code : A B C D
General KnowledgeGeography
- A3 1 4 2
- B3 4 1 2
- C2 1 4 3
- D2 4 1 3
Explanation
Oxisols are very old, highly weathered tropical soils; Vertisols are clay-rich, highly basic black cotton soils; Histosols are very rich in organic matter (peaty/bog soils); Entisols are young soils lacking developed horizons. So A-3, B-4, C-1, D-2, which is the given code. These are four of the twelve soil orders of the USDA soil taxonomy.