916: How did Sultan Qutb-ud-din Aibak die?

(a) He was treacherously stabbed to death by one of his ambitious nobles

(b) He was killed in a battle with Taj-u-din Yildiz, the ruler of Ghazni who entered into a contest with him over the capture of Punjab

(c) He sustained injuries while besieging the fortress of Kalinjar in Bundelkhand and succumbed to death later

(d) He died after a fall from his horse while playing Chaugan
917: At a given time, two players are standing on a play-field. The cartesian coordinates of their locations are (20, 60) and (-40, -20) units. What is the distance between the players ?

(a) 60 units
(b) 80 units
(c) 100 units
(d) 140 units
918: The tendency of lower caste people to improve their living standard and status by imitating the upper class people is known as:

(a) Assimilation

(b) Sanskritisation

(c) Urbanisation

(d) Acculturisation
919: The Mongols under Gengis Khan invaded India during the reign of

(a) Balban

(b) Feroze Tughlaq

(c) Iltutmish

(d) Muhammad bin Tughlaq
920: Who was the last ruler of the Tughluq dynasty of the Delhi Sultanate?

(a) Firoz Shah Tughluq

(b) Ghiyas-ud-din Tughluq Shah II

(c) Nasir-ud-din Mahmud

(d) Nasrat Shah