The system of land revenue assignment in the Delhi Sultanate where revenues were collected directly by the state without intermediary assignees was known as:

💡 Solution & Explanation

Khalisa lands during the Delhi Sultanate referred to crown territories whose revenues were funneled directly into the royal exchequer without passing through intermediary assignees. The Iqta system, by contrast, involved assigning territorial revenue tracts to military commanders and nobles in lieu of cash salaries. Inam lands represented rent-free grants given to religious leaders or scholars.