Question

Study the cross section given below which represents the basin of the lndo-Gangetic plain.

1. Name the features B, C and D in the cross section.
2. Which layer of sediments among the above features is new and fertile.

Answer 1

1. The features in the cross section:
   • B: Shiwalik Range (Outer Himalayas)
   • C: Bhabar (pebbly alluvium)
   • D: Tarai (marshy area with fine alluvial soil)
2. The new and fertile sediment layer is D – Tarai, as it consists of fresh alluvium deposited by the re-emerging streams, making it highly fertile for agriculture.