West Bengal Police Sub Inspector exam paper 15 December 2019 (Answer Key)


61. In a relief camp of 550 men, food was enough for 28 days. If 150 more people joined the camp, the same amount of food will be enough for
(A) 25 days
(B) 10 days
(C) 35 days
(D) 22 days

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62. What should come in place of ‘?’ mark in the given number series?
1, 8, 9, 64, 25, ?, 49
(A) 40
(B) 216
(C) 36
(D) 99

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63. Find the odd one out:
(A) Japan
(B) Sri Lanka
(C) India
(D) New Zealand

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64. Five girls M,N,O,P and Q are standing in row.Pis on the right of Q. Nis on the left of Q, but is on the right of M. P is on the left of O. Who is standing on the extreme right?
(A) O
(B) Q
(C) N
(D) P

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65. If ‘A’ means ‘+’, ‘B’ means ‘-‘, ‘C’ means ‘X’ and ‘D’ means ‘then what will be the value of following expression ?
8 D2 A6C3 B 5
(A) 25
(B) 10
(C) 30
(D) 17

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66. What should come in the place of question mark (?) in the following number series?
9, 20, 33, 48, ?, 84, 105
(A) 68
(B) 62
(C) 72
(D) 65

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67. What does NATO stand for?
(A) North American Treaty Organisation
(B) New Atlantic Treaty Organisation
(C) North Atlantic Treaty Organisation
(D) New American Treaty Organisation

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Answer – A

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68. The ‘Dronacharya Award’ is given to
(A) Sports Editors
(B) Umpires
(C) Coaches
(D) Sportspersons

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Answer – C

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69. The Matatila Hydel Project is on which river?
(A) Koyna in Maharashtra
(B) Tapti in Gujarat
(C) Betwa in Uttar Pradesh
(D) Mahanadi in Odisha

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Answer – C

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70. What should be the student-teacher ratio at the upper primary level in schools under the Right to Education (RTE) Act ?
(A) 25: 1
(B) 45:1
(C) 15:1
(D) 35:1

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Answer – D

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71. Gita Gopinath is the first woman chief economist to be appointed to which international organization?
(A) Asian Infrastructure Investment Bank
(B) World Bank
(C) Asian Development Bank
(D) International Monetary Fund

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72. ‘Lilavati’ was written by
(A) Hemchandra Acharya
(B) Mahaviracharya
(C) Bhaskaracharya
(D) Kalkaacharya

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Answer – C

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73. The sun gets its energy from which of the following?
(A) Nuclear Fission
(B) Photoelectric effect
(C) Chemical Reaction
(D) Nuclear Fusion

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Answer – A

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74. ‘Athelete’s foot’, is a disease caused by
(A) Fungi
(B) Protozoa
(C) Bacteria
(D) Nematode

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Answer – A

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75. The velocity of sound in air (under normal ondition) is
(A) 332 m/sec
(B) 3320 m/sec
(C) 30 m/sec
(D) 3200 m/sec

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Answer – A

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76. The working of a Rocket is based on the principle of
(A) Kepler’s Law
(B) Pascal’s Law
(C) Boyle’s Law
(D) Newton’s Law

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Answer – D

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77. Which one of the elements is least likely to be found in commercial fertilizers ?
(A) Phosphorus
(B) Silicon
(C) Nitrogen
(D) Potassium

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Answer – B

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78. Which of the following has the highest density?
(A) Coke
(B) Graphite
(C) Charcoal
(D) Diamond

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Answer – D

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79. The Stock Market Index of London Stock Market is referred as
(A) Brent
(B) Sensex


(C) Footsie (FTSE)
(D) NIFTY

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Answer – C

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80. A certain industrial loom weaves 0.128 meters of cloth every second. Approximately how many seconds will it take for the loom to weave 25 meters of cloth?
(A) 200
(B) 195
(C) 170
(D) 220


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