491: Examine the following relationships among members of a family of six persons A, B, C, D, E and F.
I. The number of males equals that of females.
II. A and E are sons of F.
III. D is the mother of two, one boy and one girl.
IV. B is the son of A.
V. There is only one married couple in the family at present.
Which one of the following inferences can be drawn from the above ?
(a) A, B and C are all females
(b) A is the husband of D
(c) E and F are children of D
(d) D is the grand-daughter of F
492: That the per capita income in India was Rs. 20 in 1867-68, was ascertained for the first time by
(a) M. G. Ranade
(b) Sir W. Hunter
(c) R. C. Dutta
(d) Dadabhai Naoroji
493: Which one of the following ports handled the north Indian trade during the Gupta period ?
(a) Tamralipti
(b) Broach
(c) Kalyan
(d) Cambray
494: Of the following, with which does Article 78 of the Constitution deal with ?
(1) Emergency powers of the President
(2) The Prime Minister's duty regarding keeping the President informed about the government's decisions, policies and actions
(3) The President's power to send advisory messages to the Parliament
(4) The President's power to get information from the Council of Ministers
(a) 1 and 4
(b) 2 and 3
(c) 2 and 4
(d) 2 only
495: Which is not the Indo-Aryan language ?
(a) Gujarati
(b) Tamil
(c) Oriya
(d) Marathi