Geography · Indian Soils
What is the primary cause for the characteristic red color found in Red and Yellow soils?
- 1Intense leaching of silica due to heavy tropical rainfall
- 2Diffusion of iron from crystalline igneous parent rocks✓
- 3Presence of calcium carbonate nodules known as kankar
- 4Accumulation of high organic humus content in the topsoil
Correct answer
Diffusion of iron from crystalline igneous parent rocks
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