IBPS PO General Awareness: Soil Science questions with solutions

Q1. The colour of which of the following soils is red due to the diffusion of iron rather than pressure of the environment?

1. Red Soil
2. Black Soil
3. Laterite soil
4. Alluvial Soil

Answer: Red Soil

Red soil gets its colour mainly from iron oxide present in it. The reddish colour is not due to environmental pressure but due to the presence and oxidation of iron compounds.