Which Indian soil term is correctly associated with course, basin or associated feature “calcareous kankar nodules may occur within its profile”, and also with “it is generally less frequently renewed by floods than khadar”?

Correct Answer: Option C — Bangar. Bangar is correctly identified as calcareous kankar nodules may occur within its profile. Bangar is also associated with it is generally less frequently renewed by floods than khadar. Another identifying fact about Bangar is that calcareous kankar nodules may occur within its profile. A further exam-relevant fact about Bangar is that it is generally less frequently renewed by floods than khadar. Why the other options are incorrect: • Option A — Alluvial Soil: Alluvial Soil is it commonly contains varying proportions of sand, silt and clay. It is incorrect here because Alluvial Soil is instead associated with it supports crops such as rice, wheat, sugarcane and jute. • Option B — Black Soil: Black Soil is it develops deep cracks during the dry season. It is incorrect here because Black Soil is instead associated with its high moisture retention makes it especially suitable for cotton. • Option D — Red and Yellow Soil: Red and Yellow Soil is it forms largely from weathering of ancient crystalline rocks. It is incorrect here because Red and Yellow Soil is instead associated with it is generally deficient in nitrogen, phosphorus and humus. Exam Takeaway: Connect Bangar with “calcareous kankar nodules may occur within its profile” and “it is generally less frequently renewed by floods than khadar” for revision.