826: Council of Ministers of the Union of India is responsible to:
(a) Rajya Sabha
(b) Prime Minister
(c) President
(d) Lok Sabha
827: When light enters a closed room through a small hole in the door, the image of an outside building appears as inverted on the opposite wall. This is because:
(a) The hole acts as a convex lens
(b) Light takes curvature at the edges of the hole
(c) Of rectilinear propagation of light
(d) The hole acts as a concave lens
828: Saka era was introduced by:
(a) Ashoka
(b) Kanishka
(c) Chandragupta Maurya
(d) Harsha Vardhana
829: Diamond and Emerald contain:
(a) Carbon and silicon
(b) Carbon and zinc
(c) Silicon, aluminium and beryllium
(d) Carbon and calcium
830: Which of the following pairs is/are incorrect?
I : Consumer Price Index - Inflation
II : Export concessions - Fiscal policy
III : Imposition of taxes - Economic planning
IV : Income - Standard of living
V : Deficit budgeting - Inflation
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(a) I and V
(b) II and III
(c) III and V
(d) None of (a), (b) and (c) is a correct answer