3156: Which one of the following Articles of the Constitution of India says that the executive power of every State shall be so exercised as not to impede or prejudice the exercise of the executive power of the Union ?
(a) Article 257
(b) Article 258
(c) Article 355
(d) Article 356
3157: A rectangular piece of iron sheet measuring 50 cm by 100 cm is rolled into a cylinder of height 50 cm. If the cost of painting the cylinder is Rs. 50 per square metre, then what will be the cost of painting the outer surface of the cylinder ?
(a) Rs. 25.00
(b) Rs. 37.50
(c) Rs. 75.00
(d) Rs. 87.50
3158: Consider the following statements about the recent amendments to the Election Law by the Representation of the People (Amendment) Act, 1996 :
I. Any conviction for the offence of insulting the Indian National flag or the Constitution of India shall entail disqualification for contesting elections to Parliament and State Legislatures for six years from the date of conviction.
II. There is an increase in the security deposit which a candidate has to make to contest the election to the Lok Sabha.
III. A candidate cannot now stand for election from more than one Parliamentary constituency.
IV. No election will now be countermanded on the death of a contesting candidate.
Which of the above statements are correct ?
(a) II and III
(b) I, II and IV
(c) I and III
(d) I, II, III and IV
3159: Out of all the Biosphere Reserves in India, four have recognized on the World Network by UNESCO. Which one of the following is not one of them?
(a) Kanchejunga
(b) Gulf of Mannar
(c) Nanda Devi
(d) Sunderbans
3160: The following figure contains three squares with areas of 100, 16 and 49 lying side by side as shown. By how much should the area of the middle square be reduced in order that the total length PQ of the resulting three squares is 19?
(a) 12
(b) 4
(c) 2
(d) root 2