1691: Endoscopy, a technique used to explore the stomach or other inner parts of the body is based on the phenomenon of

(a) total internal reflection
(b) interference
(c) diffraction
(d) polarisation
1692: Stiglitz Commission established by the President of the United Nations General Assembly was in the international news. The commission was supposed to deal with

(A) Expansion of the United Nations Security Council in the present global scenario
(B) Global terrorism and prepare a global action plan for the mitigation of terrorism
(C) The challenges posed by the impending global climate change and prepare a road map
(D) The workings of the global financial systems and to explore ways and means to secure a more sustainable global order


1693: Match List I with List II and select the correct answer using the codes given below the Lists :

List I
I. Boom
II. Recession
III. Depression
IV. Recovery

List II
(A) Business activity at high level with increasing income, output and employment at macro level
(B) Gradual fall of income, output and employment with business activity in a low gear
(C) Unprecedented level of under employment and unemployment, drastic fall in income, output and employment
(D) Steady rise in the general level of prices, income, output and employment

Codes:
(a) I-A, II-B, III-C, IV-D
(b) I-A, II-B, III-D, IV-C
(c) I-B, II-A, III-D, IV-C
(d) I-B, II-A, III-C, IV-D
1694: The emerging trading blocs in the world, such as NAFTA, ASEAN and the like, are expected to

(a) act as constrictions in free trade across the world

(b) promote free trade on the lines laid down by the WTO

(c) permit transfer of technology between member countries

(d) promote trade in agricultural commodities between countries of the North and South
1695: The first Indian ruler who joined the Subsidiary Alliance was

(a) the Nawab of Oudh

(b) the Nizam of Hyderabad

(c) Peshwa Baji Rao II

(d) the King of Travancore