3016: Each person's performance compared with all other persons is to be done to rank them subjectively. How many comparisons are needed in total, if there are 11 persons ?
(A) 55
(B) 66
(C) 54
(D) 45
3017: Which one of the following comes under the jurisdiction of both the High Courts and the Supreme Court?
(a) Disputes between the Centre and the States
(b) Disputes between the States interse
(c) Protection of the Fundamental Rights
(d) Protection against the violation of the Constitution
3018: Which of the following is a weedkiller?
(a) Insecticide
(b) Methyl salicylate
(c) Heribicide
(d) None of these
3019: Representation of any State in Rajya Sabha, is according to:
(a) Population of the State
(b) Area of the State
(c) Fixed number of candidates for each State
(d) Number of representation in Lok Sabha from that State
3020: Rickets is caused due to:
(a) Deficiency of Vitamin A
(b) Deficiency of Vitamin D
(c) Deficiency of Vitamin C
(d) Low intake of proteins