RRB NTPC Previous Year Paper 01 PDF

RRB NTPC Previous Year Paper 01 S1. Ans.(a) Sol. Hindi Maths Biology Marathi History Rahul 1 1 1 × × Kusum 1 1 × 1 × Sameer 1 × 1 × 1 Gita × 1...

RRB NTPC Previous Year Paper 01 S1. Ans.(a) Sol. Hindi Maths Biology Marathi History Rahul 1 1 1 × × Kusum 1 1 × 1 × Sameer 1 × 1 × 1 Gita × 1 1 1 1 Mihir × × 1 × 1 1 means person knows the language × means person does not know the language Gita is good at both Biology and Marathi S2. Ans.(c) Sol. Kusum is good at Hindi, Marathi & Maths S3. Ans.(b) Sol. Rahul is good at Maths, Biology & Hindi S4. Ans.(d) Sol. Neither of them follows, through statement we cannot conclude any of the conclusions S5. Ans.(c) 32 20 Sol. 47 > 47 25 13 25 32 25 20 > 33, 27 > 47 , 27 > 47 27 20 13 > 33 as 20×33 > 13×47 47 combining all the equations we get 13 20 32 25 < 47 < 47 < 27 33 S6. Ans.(c) Sol. The halogens darken in colour as the group is descended: fluorine is a very pale yellow gas, chlorine is greenish-yellow, and bromine is a reddish-brown volatile liquid. Iodine conforms to the prevailing trend, being a shiny black crystalline solid that melts at 114 °C and boils at 183 °C to form a violet gas. www.bankersadda.com | www.sscadda.com | www.careerpower.in | www.adda247.com 1 S7. Ans.(a) 25 15 20 Sol. LCM of [ 7 , 28 , 21] LCM of [25,15,20] 300 Is = HCF of [7,28,21] 7 S8. Ans.(c) Sol. Brihadratha was the last ruler of the Mauryan dynasty. He is assassinated by his commander-in-chief, Pushyamitra Shunga. S9. Ans.(a) Sol. 5 3 = 30 ⇒ x = 50 ft x S10. Ans.(c) Sol. 3c + 2t = 700 __________________(i) 5c + 3t = 1100 __________________(ii) 1c + 2t = ? Multiply (i) by 3 and (ii) by 2 we get. 9c + 6t = 2100 10c + 6t = 2200 Subtracting both we get c = Rs 100 And t = Rs 200 1c + 2t = Rs 500 S11. Ans.(b) Sol. the two numbers be 105, y LCM × HCF = 105× y 210 ×35 = 105 × y y = 70 S12. Ans.(b) Sol. Total work = 90 Total efficiency = 11 90 Time = days 11 www.bankersadda.com | www.sscadda.com | www.careerpower.in | www.adda247.com 2 S13. Ans.(a) Sol. Homo Naledi was formally described in September 2015 by a 47-member international team of authors led by South African paleoanthropologist Lee Berger of the University of the Witwatersrand, who proposed that the bones represent a new Homo species. S14. Ans.(d) Sol. Neither of them follows, S15. Ans.(c) Sol. Favourite is used to save frequently visited websites in a web browser. S16. Ans.(a) Sol. The Khajuraho Group of Monuments is a group of Hindu temples in Chhatarpur, Madhya Pradesh, India. S17. Ans.(b) Sol. 45 ÷ 9 × 4 + 5 = 25 S18. Ans.(a) Sol. Shaped as large rectangular tank, Amrit Sarovar makes the perfect hinterland for the holy Golden Temple (Harmandir Sahib Gurudwara) and is one of the most beautiful parts of the city of Amritsar. S19. Ans.(c) Sol. 1x + 3x + 5x = 10,800 x = 1200 ⇒ 5x = 6000 S20. Ans.(a) Sol. S21. Ans.(b) Sol. x = √x + 30 ________ (i) x − 30 = √x Squaring both side we get X²+900–60x=x X²–61x+900=0 X²–36x–25x+900=0 X=36, 25 Only x=36 satisfies (i) www.bankersadda.com | www.sscadda.com | www.careerpower.in | www.adda247.com 3 S22. Ans.(a) Sol. Let the total distance = 2D D D + 60 =Total time 50 2D 2 × 50 × 60 Average speed = D D = + 110 50 60 600 = = 54.54 km/hr 11 S23. Ans.(a) Sol. The Delhi Police will start using a ‘predictive policing’ mechanism in partnership with the Indian Space Research Organisation (ISRO). S24. Ans.(b) Sol. Galileo made his first telescope in 1609. Samuel Morse independently developed and patented a recording electric telegraph in 1837. Alexander Graham Bell was awarded the first U.S. patent for the invention of the telephone in 1876. Teletype machines from the AP, UPI and Reuters, were invented in 1924, and phased out in the 1970s. S25. Ans.(a) Sol. Rita is cousin of Seema S26. Ans.(c) Sol. Mrinalini Sarabhai was an Indian Classical Bharatnatyam and Kathakali dancer. S27. Ans.(b) Sol. Tiger is national animal of India Similarly bold eagle is national animal of USA S28. Ans.(b) Sol. Surface area of box = 2[80 × 60 + 60 × 40 + 40 × 80] = 2[4800 + 2400 + 3200] = 2 = 20800 cm² S29. Ans.(b) Sol. 10x + y – 10y – x = 54 9(x – y) = 54 x–y=6 x + y = 10 From this we get x = 8, y = 2 Number =28 www.bankersadda.com | www.sscadda.com | www.careerpower.in | www.adda247.com 4 S30. Ans.(b) 3x − 14000 Sol. 2x − 10000 3x – 14000 = 4000 ⇒ x = Rs 6000 B’s income = 2 × 6000 Saving of B = Rs 2000 S31. Ans.(a) Sol. S32. Ans.(b) Sol. Fortunately for life on Earth, our atmosphere blocks out harmful high-energy radiation like x-rays, gamma rays and most of the ultraviolet rays. The atmosphere also absorbs most of the infrared radiation which reaches the Earth from space. S33. Ans.(a) Sol. 2 3 + 5 10 + 27 37 9 2 2 = 10 + 18 = 28 + 9 5 S34. Ans.(a) Sol. First Captain for Indian ODI team is Ajit Wadekar (1974). First Captain for Indian T20 team is Virender Sehwag (2006). S35. Ans.(b) Sol. Cultural relativism is the idea that a person's beliefs, values, and practices should be understood based on that person's own culture, rather than be judged against the criteria of another. S36. Ans.(b) Sol. QSPR → “They look for creative solutions to problems that are inhibiting progress rather than the conventional solution of outsourcing.” S37. Ans.(c) Sol. P : Q = 2 : 1 [efficiency] Q takes 12 days P takes 6 days 12 Time taken by both = = 4 days 3 www.bankersadda.com | www.sscadda.com | www.careerpower.in | www.adda247.com 5 S38. Ans.(c) Sol. Indian Defence Minister Manohar Parrikar hoisted the world's largest tri-colour on the tallest flag- post at Ranchi's popular, Pahari Mandir, or 'Fansi Dungri'. S39. Ans.(b) Sol. Median = 1, 3, 5, 6, 9, 11, 19, Median = 6 S40. Ans.(a) Sol. A → 100 – CP for A B = 115 – CP for B B sold it to A at a profit of 20% 1 20% = 5 SP – 6 CP – 5 → 115 6×115 SP = = 138 5 Gain for B = 138 – 115 = 23 23 → 552 ⇒ 1 → 24 100 → Rs 2400 S41. Ans.(d) Sol. Copper dioxide is not a Greenhouse Gas. S42. Ans.(a) Sol. On the Jallianwala baug massacre, around 50 troops of the British Indian Army, under the command of Colonel Reginald Dyer, fired rifles into a crowd of Baishakhi pilgrims, who had gathered in Jallianwala Bagh, Amritsar, Punjab. S43. Ans.(b) Sol. The World Economic Forum Annual Meeting 2016, Mastering the Fourth Industrial Revolution, will be held in Davos-Klosters, Switzerland 20 - 23 January 2016. S44. Ans.(d) Sol. Among the given options “Don” is not a computer virus. S45. Ans.(a) Sol. Lieutenant-Governor is the administrative head of a Union Territory. S46. Ans.(a) Sol. Jayakwadi irrigation project is located on Godavari river at the site of Jayakwadi village in Paithan taluka of Aurangabad district in Maharashtra State state of India. S47. Ans.(c) Sol. Siachen Glacier is the largest glacier in India, located in Jammu and Kashmir. It is also the largest glacier outside the polar and the sub-polar regions. www.bankersadda.com | www.sscadda.com | www.careerpower.in | www.adda247.com 6 S48. Ans.(c) Sol. Women participated for the first time at the 1900 Paris Games with the inclusion of women's events in lawn tennis and golf. S49. Ans.(b) Sol. area of square = 484 sq cm Side = 22 cm Perimeter = 88 cm 2π r = 88 R = 14 cm Area = π ×14² 22 = × 14 × 14 7 = 22 × 28 = 616 sq.cm S50. Ans.(c) Sol. Rs. 57600 S51. Ans.(c) x RT Sol. x = 100 R=9.09% 100 = T ⇒ T = 11 years 9.09 S52. Ans.(d) Sol. The Hundred Years' War was fought between France and England during the late Middle Ages. S53. Ans.(b) Sol. length of train = 10×25 = 250 m S54. Ans.(b) Sol. Google introduced first free WiFi service at Mumbai Central station in January 2016. S55. Ans.(c) Sol. A pH of 7 is neutral. A pH less than 7 is acidic. A pH greater than 7 is basic. S56. Ans.(a) Sol. Tiny functioning human livers have been grown from stem cells in the laboratory by scientists in Japan. www.bankersadda.com | www.sscadda.com | www.careerpower.in | www.adda247.com 7 S57. Ans.(c) Sol. AB = √122 + 5² =13 m S58. Ans.(a) Sol. The Basilica of Bom Jesus or Borea Jezuchi Bajilika is located in Goa, India, and is part of the Churches and convents of Goa UNESCO World Heritage Site. S59. Ans.(a) Sol. S60. Ans.(d) Sol. 9713 is divisible by 11 S61. Ans.(a) Sol. 15×9+10–5=140 S62. Ans.(d) Sol. Carrots are rich in beta-carotene, which is converted to vitamin A in the body. Except Carrot all mentioned are rich source of Calcium. S63. Ans.(a) Sol. Rahul is Brother in law to Ramesh www.bankersadda.com | www.sscadda.com | www.careerpower.in | www.adda247.com 8 S64. Ans.(a) Sol. Rabindranath Tagore was the first person of Indian origin and also first Asian to be awarded with the Nobel Prize. He received the prize for Literature in 1913. S65. Ans.(c) Sol. Opthalmologist is related to Eye similarly Nephrologist is related to kidney S66. Ans.(a) Sol. Shiva Ayyadurai is associated with the invention of Email. S67. Ans.(a) Sol. Only Conclusion 1 follows S68. Ans.(c) Sol. Sum of all = 50 × 11 Sum of first 6 = 49 × 6 Sum of last 6 = 52 × 6 6th term = 49 × 6 + 52 × 6 – 50 × 11 = 294 + 312 – 550 = 606 – 550 = 56 S69. Ans.(a) Sol. 5.36 × 3.6 = 19.296 S70. Ans.(c) 18 + 2 × 3.3 18 + 6.6 24.6 × 1000 Sol. = = = 8200 0.003 0.003 3 S71. Ans.(a) Sol. Distance between B and C = 10 cos 60 = 5 m www.bankersadda.com | www.sscadda.com | www.careerpower.in | www.adda247.com 9 S72. Ans.(d) Sol. We cannot predict future from the past. Through statement we get to know only about Indian cricket not of the world. S73. Ans.(d) Sol. The revised Tariff Policy was notified by Ministry of Power on 28.01.2016 with a focus on ‘4 Es’ i.e. Electricity for all, Efficiency to ensure affordable tariffs, Environment for a sustainable future, Ease of doing business to attract investments and ensure financial viability. S74. Ans.(a) Sol. Cricket is played on pitch similarly skating is played on Rink S75. Ans.(c) Sol. A× B× C√ D× S76. Ans.(a) Sol. Ex situ conservation literally means, "off-site conservation". It is the process of protecting an endangered species, variety or breed, of plant or animal outside its natural habitat. S77. Ans.(c) Sol. Fundamental duties are borrowed from Soviet Constitution (USSR, now Russia). S78. Ans.(a) Sol. Located at an altitude of 7,500 feet above sea-level, the Chail cricket ground in Himachal Pradesh is described to be the highest cricket ground in the world. S79. Ans.(a) 15+16.5+17.3+17.9+18.5 Sol. Average Bonus = 5 85.2 = = 17.04 5 S80. Ans.(c) Sol. Total expenditure in 2011 = 885.4 laksh www.bankersadda.com | www.sscadda.com | www.careerpower.in | www.adda247.com 10 S81. Ans.(a) Sol. In 2012 = fuel and Transport = 233 lakhs Salary in 2012 = 557 lakhs 233 %= 557 × 100 = 41.8% S82. Ans.(c) Sol. 2p+4pe+8e=12 _______(1) 8p+10pe+14e=36 ________ (2) 3p+3pe+3e = ? Subtracting (1) from (2) S83. Ans.(b) Sol. A B C D E F G H I J K L M ZYXWVUTSRQPON BEAR → YVZI BUILDING = YFROWRMT S84. Ans.(a) Sol. Geotropism is the growth of the parts of plants in response to the force of gravity. The upward growth of plant shoots is an instance of negative geotropism; the downward growth of roots is positive geotropism. S85. Ans.(c) Sol. Ratio = 3:2 Amount = 2:3 Profit = 50% S86. Ans.(b) Sol. The first trial run for developing a satellite-based system to warn train drivers of unmanned railway crossings was conducted by ISRO scientists in Ahmedabad. S87. Ans.(c) Sol. The word "dynamo" was coined in 1831 by Michael Faraday, who utilized his invention toward making many discoveries in electricity (Faraday discovered electrical induction) and magnetism. www.bankersadda.com | www.sscadda.com | www.careerpower.in | www.adda247.com 11 S88. Ans.(b) Sol. R ____________ 24 = 18+6 A ____________ 7 = 1+6 I ____________ 15 = 9+6 L ____________ 18 = 12+6 W ____________ 29 = 23+6 A ____________ 7 = 1+6 Y ____________ 31 = 25+6 S = 19+6 = 25 T = 20+6 = 26 A = 1+6 = 7 T = 20+6 = 26 I = 9+6 = 15 O = 15+6 = 21 N = 14+6 = 20 S89. Ans.(d) Sol. 64÷ 4 × 5+8 = 88 S90. Ans.(a) Sol. 62+44+12+23=141 S91. Ans.(b) Sol. 44 S92. Ans.(a) S93. Ans.(b) Sol. When an object thrown straight upwards gets to the top of its path, its Velocity is zero and its acceleration is about 10 m/s². S94. Ans.(d) Sol. 21×9+13–7=195 S95. Ans.(a) Sol. Brass gets discolored in air because of the presence of Hydrogen sulphide. S96. Ans.(b) Sol. The Sambhar Salt Lake, India's largest inland salt lake, is located 80 km southwest of the city of Jaipur and 64 km northeast of Ajmer, Rajasthan. All other are freshwater lakes. S97. Ans.(c) Sol. 1, 2, 3, 3, 4, 4, 5, 5, 5 , 6, 7 Mode = highest frequency =5 www.bankersadda.com | www.sscadda.com | www.careerpower.in | www.adda247.com 12 S98. Ans.(b) Sol. "Satyameva Jayate" is a mantra from the ancient Indian scripture Mundaka Upanishad. S99. Ans.(a) Sol. CP for P= Rs 400 Profit =10% SP = Rs 440 If sold at Rs 460 460–400 60 New profit = × 100 = = 15% 400 4 Increase in profit % = (15–10)=5% S100. Ans.(b) Sol. ISRO's Polar Satellite Launch Vehicle, PSLV-C31, successfully launched the 1425 kg IRNSS-1E, the fifth satellite in the Indian Regional Navigation Satellite System (IRNSS). www.bankersadda.com | www.sscadda.com | www.careerpower.in | www.adda247.com 13