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July 2nd, 2014, 10:09 AM
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Will you please give me the Staff Selection Commission LDC and DEO past year question papers in PDF format as it is very urgent for me? As you want to get the Staff Selection Commission LDC and DEO past year question papers in PDF format so here is the information of the same for you: Some content of the file has been given here: 101. If a + b + c = 0, then the collective value of 1 1 1 ( )( ) ( )( ) ( )( ) a b b c a c b a c a c b is: (a) 1 (b) 0 (c) -1 (d) -2 102. The radius of the base of a conical tent is 16 meters. If 3 427 7 sq. meter canvas is required to construct the tent, then the slant height of the tent is: 22 Take = 7 p (a) 17 meter (b) 15 meter (c) 19 meter (d) 8.5 meter 103. The curved surface area of a cylindrical pillar is 264 sq.m. and its volume is 924 cu.m. The ratio of its diameter to height is: (a) 3 : 7 (b) 7 : 3 (c) 6 : 7 (d) 7 : 6 104. PR is tangent to a circle, with centre Q and radius 4 cm, at point Q. If PQR = 90o, OR = 5 cm and OP = 20 3 cm, them, in cm, the length of PR is: (a) 3 (b) 16 3 (c) 22 3 (d) 25 3 105. In one litre of a mixture of alcohol and water, water is 30%. The amount of alcohol that the part of water in the mixture become 15% is: (a) 1000 ml (b) 700 ml (c) 300 ml (d) 900 ml 106. If 10 3 2 x x = 5, then the value of 3 3 1 8 27 x x is: (a) 1 118 2 (b) 10 30 27 (c) 0 (d) 1 107. If the average of x and 1 x (x 0) is M, then the average of x2 and 2 1 x is: (a) 1 – M2 (b) 1 – 2M (c) 2M2 – 1 (d) 2M2 + 1 108. If 20% of (A + B) = 50% of B then value of 2A – B 2A + B is: (a) 1 2 (b) 1 3 (c) 1 4 (d) 1 109. The length of a room floor exceeds it breadth by 20m. The area of the floor remains unaltered when the length is decreased by 10 m but the breadth is increased by 5m. The area of the floor (in square metres) is: (a) 280 (b) 325 (c) 300 (d) 420 110. The value of o o o sin 39 2tan11 cos 51 tan 31o and 45o tan 59o tan 79o – 3(sin221o + sin269o) is (a) 2 (b) -1 (c) 1 (d) 0 111. The angles of elevation of the top of a building and the top of the chimney on the roof of the building from a point on the ground are x and 45o respectively. The height of building is h m. Then the height of the chimney, in m, is: (a) h cot x + h (b) h cot x – h (c) h tan x – h (d) h tan x + h 112. A fruit seller makes a profit of 20% by selling mangoes at a certain price. If the charges Rs. 1 more for each mango, he can make a profit of 40%. Find the selling price of a mango in the first case. (a) Rs. 6 (b) Rs. 5 (c) Rs. 5.50 (d) Rs. 7 113. The greatest of the numbers 10 5 2 4 8, 13, 16, 41 is: (a) 4 13 (b) 5 16 (c) 10 41 (d) 28 114. A certain number when divided by 175 leaves a remainder 132. When the same number is divided by 25, the remainder is: (a) 6 (b) 7 (c) 8 (d) 9 115. If a, b, c are real and a2 + b2 + c2 = 2(a – b – c) – 3, then the value of 2a – 3b + 4c is: (a) -1 (b) 0 (c) 1 (d) 2 116. From a solid cylinder of height 10 cm and radius of the base 6 cm, a cone of same height and same base is removed. The volume of the remaining solid is: (a) 240 pcu.cm (b) 5280 cu.cm (c) 620p cu.cm (d) 360 p cu.cm 117. If the work done by (x – 1), men in (x + 1) days is to the work done by (x + 2) men in (x – 1) days are in the ratio 9 : 10, then the value of x is equal to: (a) 5 (b) 6 (c) 7 (d) 8 118. If 1 is added to both the numerator and denominator of a fraction, it becomes 1 4 . If 2 is added to both the numerator and the denominator of that fraction, it becomes 1 3 . The sum of numerator and denominator of the fraction is: (a) 8 (b) 13 (c) 22 (d) 27 119. If (a – 3)2 + (b – 4)2 + (c – 9)2 = 0, then the value of a b c is: (a) – 4 (b) 4 (c) 4 (d) 2 120. ABC is an equilateral triangle. P and Q are two points on AB and AC respectively such that PQ || BC . If PQ = 5 cm the area of APQ is: (a) 25 4 s q.cm (b) 25 3 s q.cm (c) 25 3 4 sq.cm (d) 25 3sq.cm 121. If x + y = z, then the expression x3 + y3 – z3 + 3xyz will be equal to: (a) 0 (b) 3xyz (c) -3xyz (d) z3 122. 5 men and 2 women working together can do four times as much work per hour as a man and a woman together. The work done by a man and a woman should be in the ratio: (a) 1 : 2 (b) 2 : 1 (c) 1 : 3 (d) 4 : 1 123. The mean value of 20 observations was found to 75, but later on it was detected that 97 was misread at 79. Find the correct mean. (a) 75.7 (b) 75.8 (c) 75.9 (d) 75.6 124. If the post price of 15 tables be equal to the selling price of 20 tables, the loss percent is: (a) 30 (b) 37.5 (c) 25 (d) 20 125. If 2 2 2 cos θ cot θ – cos θ = 3 and 0o < θ < 90o, then the value of θ is: (a) 30o (b) 45o (c) 60o (d) None of these 126. A number whose one-fifth part increased by 4 is equal to its onefourth part diminished by 10, is: (a) 260 (b) 280 (c) 240 (d) 270 127. Measure of each interior angle of a regular polygon can never be: (a) 150o (b) 105o (c) 108o (d) 144o 128. The ratio of the areas of the circumcircle and the incircle of a square is: (a) 2 : 1 (b) 2 :1 (c) 2: 3 (d) 3 :1 129. The base of right pyramid is a square of side 16 cm long. If its height be 15 cm, then the area of the lateral surface in square centimeter is: (a) 136 (b) 544 (c) 800 (d) 1280 130. In a rectangle ABC, incentre is O and BOC = 110o, then the measure of BAC is: (a) 20o (b) 40o (c) 55o (d) 110o 131. Alcohol and water in two vessels A and B are in the ratio 5 : 3 and 5 : 4 respectively. In what ratio, the liquids in both the vessels be mixed to obtain a new mixture in vessel C in the ratio 7 : 5? (a) 2 : 3 (b) 3 : 2 (c) 3 : 5 (d) 2 : 5 132. If an exterior angle of a cyclic quadrilateral be 50o, then the interior opposite angle is: (a) 130o (b) 40o (c) 50o (d) 90o 133. A shopkeeper gains Rs. 56 on a toy after allowing 23% discount on its marked price. If his gain is 10%, then the marked price of the toy is: (a) Rs. 810 (b) Rs. 800 (c) Rs. 560 (d) Rs. 740 134. Neha’s weight is 140% of Tina’s weight. Mina’s weight is 90% of Lina’s weight. Lina weighs twice and much as Tina. If Neha’s weight x% of Mina’s weight, then x is equal to: (a) 2 64 9 (b) 7 77 9 (c) 90 (d) 4 128 7 135. The difference between the compound interest and simple interest on a certain sum for 2 years at 6% per annum is Rs. 27. The sum is: (a) Rs. 5000 (b) Rs. 5500 (c) Rs. 7000 (d) Rs. 7500 136. Successive discounts of p% and q% on the catalogue price of an article is equivalent to a single discount of: (a) (p + q)% (b) x - y - % 100 xy (c) pq p + q - % 100 (d) pq p + q + % 100 137. If A = tan 11o tan 29o, B = 2 cot 61o cot 79o, then: (a) A = 2B (b) A = - 2B (c) 2A = B (d) 2A = - B 138. If cos2 α + cos2β = 2, then the value of tan3 α + sin5β is: (a) -1 (b) 0 (c) 1 (d) 1 3 139. If P = 23.310.5; Q = 25.3.7, then HCF of P and Q is: (a) 2.3.5.7 (b) 3.23 (c) 22.37 (d) 25.310.5.7 140. ABCD is a rhombus whose side AB = 4cm and ABC = 120o, then the length of diagonal BD is equal to: (a) 1 cm (b) 2 cm (c) 3 cm (d) 4 cm 141. A person can row 1 7 2 km an hour in still water and he finds that it takes him twice as long to row up as to row down the river. The speed of the stream is: (a) 2 km/hr (b) 3 km/hr (c) 1 2 2 km/hr (d) 1 3 2 km/hr 142. What percent of the demand of company C is that of the company B? (a) 14% (b) 20% (c) 24% (d) 26% 143. What is the difference between average demand and average production of the five companies taken together? (a) 1400 (b) 400 (c) 280 (d) 138 144. The average production of the companies A, B, C and that of the companies D, E are in the ratio. (a) 85 : 147 (b) 86 : 147 (c) 86 : 149 (d) 87 : 149 145. What is the ratio of companies having more demand than production to those having more production that demand? (a) 2 : 3 (b) 4 : 1 (c) 1 : 4 (d) 3 : 2 146. How many times of the production of company A is that of the company D? (a) 1.4 (b) 1.5 (c) 1.8 (d) 2.5 The following table shows the production of food grain (in million tonnes) in a State for the period to 1988 to 1992. Read the table and answer the question 147 to 150. Production in million tonnes total Year Wheat Rice Maize Other Cereals 1988 580 170 150 350 1250 1989 600 220 234 400 1454 1990 560 240 228 420 1448 1991 680 300 380 460 1820 1992 860 260 340 500 1960 Total 3280 1190 1332 2130 7932 147. During 1990, the percentage of decrease in production of maize as against the previous year was. (a) 2.63% (b) 2.56% (c) 2.71% (d) 2.47% 148. In 1991, in increase in production over the previous year was maximum for: (a) Wheat (b) Rice (c) Maize (d) Other Cereals 149. The increase in the production of other cereals (over the previous year) was minimum during the year: (a) 1989 (b) 1990 (c) 1991 (d) 1992 150. During 1992, the percentage of increase in the production of wheat, over the previous year was: (a) 26.47% (b) 20.92% (c) 23.67% (d) 18.74% 151. The five year plan that gave priority to heavy industry was: (a) Second (b) First (c) Seventh (d) Fourth 152. The Sangeet Natak Akademi Fellowships and awards for the year 2010 were presented by the Vice President on July 22, 2011. Who of the following received award in the field of dance? (a) Chhanu Lal Mishra (b) Malabika Mitra (c) Atamjit Singh (d) T.K. Murthy 153. Who acts as the Chairman of the State Planning Board? (a) Governor (b) Chief Minister (c) Leader of the Opposition (d) Speaker 154. Air bladder in fish acts as: (a) Accessory respiratory organ (b) Hydrostatic organ (c) Both accessory respiratory organ and hydrostatic organ (d) Primary respiratory organ 155. Which of the following is called “Blue Planet”? (a) Saturn (b) Earth (c) Jupiter (d) Mars 156. Which one of the following gland is responsible for secretion of sex hormons? (a) Adrenal gland (b) Thyroid gland (c) Pituitary gland (d) Sebaceous gland 157. In cauliflower plant the useful part is: (a) Underground stem (b) Root (c) Young inflorescence (d) Leaves 158. Aurobindo was arrested in connection with: (a) Alipore Bomb Case (b) Kolhapur Bomb Case (c) Lahore Conspiracy Case (d) Kakori Case 159. For a way of light to suffer total internal reflection in has to pass from: (a) glass to water (b) water to glass (c) air to water (d) air to glass 160. Which of the following is an example of a database manager? (a) Organizer (b) Paradox (c) Quattro Pro (d) Corel Draw 161. If lime water is kept in the air, it turns milky due to presence of: (a) Carbondioxide (b) Nitrogen (c) Oxygen (d) Sulphurdioxide 162. What are the signals that inform the operating system that some activity has taken place, called? (a) Informers (b) Interrupts (c) Events (d) Handlers 163. Name the Prime Minister who brought about a thaw in India-China relations by singing the “Line of Actual Control”. (a) Lal Bahadur Shastri (b) P.V. Narashima Rao (c) Chandrasekhar (d) V.P. Singh 164. “Manchester” of South India is: (a) Coimbatore (b) Madurai (c) Bangaluru (d) Chennai 165. The acid stored in batteries is: (a) Sulphuric acid (b) Nitric acid (c) Hydrochloric acid (d) Acetic acid 166. Heavy metal pollution of water is caused by: (a) Paints (b) Wood burning (c) Acid Plants (d) Domestic sewage 167. A stone is dropped from the roof of a house towards the ground. The kinetic energy of the stone will be maximum. (a) just after it is dropped (b) when it is just on the half-way (c) just before it touches the ground (d) when it touches the ground 168. Which state’s name was changed sometime back? (a) Jharkhand (b) Orissa (c) West Bengal (d) Andhra Pradesh 169. The latest and the largest Ship-yard set up with Japanese collaboration is: (a) Hindustan Ship-yard in Vishakhapatnam (b) Kochi Ship-yard (c) Garden Reach Workshops at Kolkata (d) Mazagaon Dock at Mumbai 170. Income and consumption are: (a) inversely related (b) directly related (c) partially related (d) unrelated 171. Which of the following ‘Public Undertaking’ has not been conferred with ‘Maharatna’ Status? (a) SAIL (b) BHEL (c) ONGC (d) Coal India Limited 172. Who is known as the ‘Indian Bismarck’? (a) Vallabhai Patel (b) Subhash Chandra Bose (c) Bhagat Singh (d) Bal Gangadhara Tilak 173. Which one of the four regions above the earth has smallest height (km.)? (a) Stratosphere (b) Mesosphere (c) Thermosphere (d) Troposphere 174. Which state of India show the lowest population as per Census 2011? (a) Manipur (b) Tripura (c) Puducherry (d) Sikkim 175. ‘Rail Bandhu’ is: (a) Web-site of each railway division (b) the onboard medical office in every train to attend to medical emergencies (c) security guard in every A.C. coach of Rajdhani/Shatabdi and A.C. Duronto Express (d) an onboard magazine of Indian Railways to be available in Rajdhani/ Shatabdi/A.C. Duronto Express 176. Which one of the following ceased to be a fundamental right under the Constitution? (a) Right to Education (b) Right to work (c) Right to property (d) Right to Equality before Law 177. The inert gas which is substituted for nitrogen in the air used by deep sea divers for Breathing is: (a) Neon (b) Argon (c) Krypton (d) Helium 178. Coffee Research Institute of India is located at: (a) Yercaud (b) Wayanad (c) Coorg (d) Coimbatore 179. How many major sea ports are there in India? (a) 6 (b) 9 (c) 10 (d) 12 180. The member of the Rajya Sabha are elected for a term of: (a) Two years (b) Four years (c) Five years (d) Six years 181. When was National emergency imposed by the President of India on the grounds of international disorder? (a) 1962 (b) 1965 (c) 1971 (d) 1975 182. Which one of the following is an example for Monopoly? (a) SPIC (b) Indian Railway (c) HMT (d) Hindustan Unilever Limited 183. A black body can absorb radiations of: (a) lower wavelength only (b) intermediate wavelengths only (c) higher wavelengths only (d) all wavelengths 184. Which one of the following is having elastic demand? (a) Electricity (b) Medicines (c) Rice (d) Match boxes 185. What growth rate of Indian economy has been projected by IMF for 2011- 12? (a) 9.5% (b) 9% (c) 8.2% (d) 8.6% 186. ‘Stone Cancer’ occurs due to: (a) Acid rain (b) Global warming (c) Radioactivity (d) Bacterial action 187. The only Hindu Courtier of Akbar who accepted Din-i-llahi was: (a) Todermal (b) Birbal (c) Tansen (d) Man Singh 188. The chemical which is used in art and craft and can cause anemia and leukemia is: (a) Benzene (b) Dioxine (c) Phthalate (d) Aldrin 189. Who of the following was the winner of Wimbledon 2011 men’s single’s title? (a) Rafael Nadal (b) Novak Djokovic (c) Robert Lindstedt (d) Roger Federer 190. Asbestos is formed of: (a) Calcium and Magnesium (b) Copper, Zinc and Manganese (c) Lead and Iron (d) Calcium and Zinc 191. Which Party was established by Subhash Chandra Bose after he came out of Indian National Congress? (a) Indian National Army (b) Republican Party (c) Forward Block (d) Socialist Party 192. The Rama Krishna Mission was established by: (a) Viveknanda (b) Rama Krishna (c) M.G. Ranade (d) Keshab Chandra Sen 193. The year of accession of Kanishka to throne was: (a) 108 AD (b) 78 AD (c) 58 AD (d) 128 AD 194. Total number of muscles present in our body is: (a) 565 (b) 656 (c) 665 (d) 556 195. Which of the plant products is used in leather industry? (a) Resin (b) Mucilage (c) Latex (d) Tannin 196. The duration 19-21 days refers to: (a) incubation period on hen’s egg (b) average life-spam of a red blood cell in humans (c) the period of menstrual cycle soon after menstruation, during which fertilisation is most likely to occur. (d) Period of completion of one schizogony cycle of malaria parasite inside a red blood cell 197. Which of the following Mughal employers is credited with composition of Hindi songs? (a) Babar (b) Akbar (c) Jahangir (d) Shahjehan 198. WTO came into existence in the year: (a) 1977 (b) 1985 (c) 1995 (d) 1950 199. Hydraulic machines work under the Principle of: (a) Newton’s Law (b) Joules Law (c) Pascal’s Law (d) Flotation Law 200. Who invented aeroplane? (a) Orville Wright and Wilbur Wright (b) Sir Frank Whittle (c) Michael Faraday (d) Christian Huygens Contact Details: Staff Selection Commission Pragati Vihar, CGO Complex, New Delhi, Delhi 110003 India Map Location: Last edited by Anuj Bhola; October 31st, 2019 at 01:18 PM. |
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