1541: The following are the rulers of the slave dynasty:
I. Ghiyas-ud-din Balban
II. Iltutmish
III. Qutb-ud-din Aibak
IV. Nasir-ud-din Mahmud
The correct order in which these sultans ruled over India is
(a) II, III, I, IV
(b) I, IV, II, III
(c) IV, I, II, III
(d) III, II, IV, I
1542: Which one of the following is a membrane that protects the developing embryo from desiccation ?
(a) Amnion
(b) Allantois
(c) Chorion
(d) Yolk sac
1543: Even though the Railways are the most pervasive mode of transport in India, it is the road transport which received the maximum impetus in most of the post-independence period. Which of the following are the reasons for this ?
I. Railways are cheap to operate but the associated capital costs are very high.
II. Given the geographic spread of the human settlements, it is unrealistic that the railways alone can serve the needs of transport.
III. The per unit (tonne/km) cost of transport is cheaper in road compared to rail transport.
IV. Given the indivisible nature of the Railways, it is not always convenient for the population to avail of it with the same ease as private cars, buses or two-wheelers.
Select the correct answer from the codes given below
Codes:
(a) I, II and III
(b) I, II and IV
(c) I, III and IV
(d) II, III and IV
1544: The main advantage of the parliamentary form of government is that
(a) the executive and legislature work independently.
(b) it provides continuity of policy and is more efficient.
(c) the executive remains responsible to the legislature.
(d) the head of the government cannot be changed without election.
1545: What does Baudhayan theorem (Baudltayan Sulva sutra) relate to ?
(a) Lengths of sides of a right-angled triangle
(b) Calculation of the value of pi
(c) Logarithm calculations
(d) Normal distribution curve