Which Indian agriculture term is correctly associated with important geographical fact “they are valuable in crop rotation for soil-fertility management”, and also with “protein-rich crops belonging mainly to the legume family”?

Correct Answer: Option D — Pulses. Pulses is correctly identified as they are valuable in crop rotation for soil-fertility management. Pulses is also associated with protein-rich crops belonging mainly to the legume family. Another identifying fact about Pulses is that root-nodule bacteria help many pulse crops fix atmospheric nitrogen. A further exam-relevant fact about Pulses is that they are valuable in crop rotation for soil-fertility management. Why the other options are incorrect: • Option A — Sugarcane: Sugarcane is gur, khandsari and molasses are important associated products. It is incorrect here because Sugarcane is instead associated with a long-duration commercial crop used chiefly for sugar production. • Option B — Cotton: Cotton is dry weather during boll opening supports fibre quality and harvesting. It is incorrect here because Cotton is instead associated with a major fibre crop generally associated with the kharif season. • Option C — Jute: Jute is retting in water separates the usable fibre from the stem. It is incorrect here because Jute is instead associated with a natural bast-fibre crop obtained mainly from plant stems. Exam Takeaway: Connect Pulses with “they are valuable in crop rotation for soil-fertility management” and “protein-rich crops belonging mainly to the legume family” for revision.