Q. ____ was the first Muslim ruler whose empire covered almost the whole of India up to its extreme south:
Answer: Alauddin Khilji
Notes: Alauddin Khilji, the second and most powerful Khalji ruler, expanded his empire across India, conquering Gujarat, Ranthambhore, Chittor, Malwa, and the Deccan. His general Malik Kafur subdued Devagiri, Warangal, Dwarsamudra, and the Pandyan kingdom. He implemented market reforms, controlled prices, and established a spy network. His reign included the construction of Alai Darwaza and the expansion of Qutb Minar.