today Wbp si 2021all question answer | answer key

 Wbp si exam question answer | Answer key

Sub inspector is an important part of police department,and it is a honarabl post of police department, so it is grate opportunity to the asperent to get a respectable Post in westbengal police depertment. Today after exam we publish west bengal  police sub inspector question paper with answer. It is very important to the asperent to check their answe and help to define their cut off marks . 

name of exam	detail
Exam name	wbp si
Date of exam	5 december
Type of exam	ofline
Number of question	100
Exam condected by	ssc

Wbp si 2021expected cut off:

West bengal police question paper of 2021 was standard level so expected cut of is 40 -60

Wbp si syllabus

General Studies(100 marks , 50 question )

Politics

Science

Economics

Current Events

Inventions and Discoveries

Economics

History

Culture and Art

Logical and Analytical Reasoning(50 mark , 25 question )

Statements and Conclusions

Networks and Directions

Similarities and Differences

Semantic Analogy

Relationship Concepts

Ordering and Sequencing

Space Visualization

Coding and Decoding

Classification

Embedded Figures

Arithmetic(50 marks, 25 question)

Ratio and Proportion

Time and Distance

Linear Equations

Tables and Graphs

Profit and Loss

Polygons

Decimals

Fractions

Percentage

Square Roots

Time and Work

Trigonometry

Identities

English

Vocabulary

Grammar

Idioms

Sentence Structuring

Correct Use of Language

Indian Language (Bengali/Hindi/Nepali/Urdu)

Vocabulary

Grammar

Idioms

Sentence Structuring

Correct Usage of Language

Wbp si all question answer:

1. How many triangles are there in the given figure –

Ans.: 10

2. Which temperature in Celsius scale represents Absolute Zero Temperature?

Ans.: -- 273.15oC

3. Father is three times as old as his son. After twelve years, his age will be twice as that of the age of his

son, What is the percent age of the son?

Ans.: 12 Years

4. If a mirror is placed on the line MN, then which of the answer figures is the right

image of the given figure?

Ans.: B

5. Which state of India is the first state to start Coffee Plantation?

Ans.: Karnataka

6. The average of three numbers is 80. The first number is 10 more than twice the second and the

second number is 10 less than thrice the third. What is the lowest number?

Ans.: 26

7. The National Police Academy at Hyderabad is named after which of the following personalities ?

Ans.: Saradar Vallabhbhai Patel

8. If the time taken to travel between two stations has to be reduced by 20%, then by what per cent

would the speed of the train has to be increased ?

Ans.: 30%

9. The process of cell division in Amoeba is termed as

Ans.: Amitosis

10. Torr is the unit of

Ans.: Pressure

11. Simplify: ( 𝟐𝟎 + 𝟏𝟏𝟐𝟓 – 𝟓𝟔𝟕) ( 𝟓𝟎𝟎 + 𝟐𝟒𝟓 – 𝟗 𝟕)

Ans.: 878

12. From the given alternative words, select the word which cannot be formed using the letters of the

given words;

Ans.: PRONE

13. Which National Highway of India is the longest?

Ans.: NH 44

14. If ACID is written as 1C3D, PAMPER is written as P1MP2R. then hiw will BOMBAY be written as

Ans.: B4MB1Y

15. During whose Governorship each Police Station of British India started functioning under Sub

Inspector of Police?

Ans.: LORD CORNWALLIS

16. Which latest number is divisible by 12,15,20 and 25?

Ans.: 300

17. What is „Fire Ice‟ ?

Ans.: Ethane Hydrate

18. Find the fourth proportional of the following numbers: 1/3, 1/6, 1/9, ?

Ans: 1/18

19. Whose biography is „Romancing with life‟ ?

Ans.: Dev Anand

20.

72	24	6
96	16	12
108	?	18

Ans. 12

21. In 1943, Subhas Chandra Bose formed the Provisional Government of Free India at

Ans.: Singapore

22. A B C D E F G H I J K L M N O P Q R S T U V W X Y Z.

Which letter in this alphabet is the eighth letter to the right of the letter which is tenth letter to the

left of the last but one letter of the alphabet?

Ans.: W

23. Shyam borrowed some money from his friend at simple interest 6% per annum. He returned his

friend Rs. 15,600. After how much time did Shyam return the money if he borrowed Rs. 12,000 ?

Ans.: 5 years

24. Which state has recently declared and celebrated a particular day as „Desh Nayak Divas‟ ?

Ans.: West Bengal

25. Six friends, namely A,B,C,D,E,F are sitting on a bench. E and F are sitting in the middle. A and B

are sitting in the furthest corner. If C is sitting just left to A, then who is sitting just right to B ?

Ans.: D

26. Which of the following is not a bacteria related disease ?

Ans.: Pneumonia

27. CMM, EOO, GQQ, ______, KUU

Ans: ISS

28. 45 men can produce 10000 electric bulbs in 12 days in a co-operative concern. The concern got an order

to produce 10000 bulbs in 9 days. How many more men would be employed to meet the order ?

Ans.: 15

29. Indian Oil Corporation‟s first Green Hydrogen plant will be built at –

Ans.: Mathura Refinary

30. 4 O‟Clock Rain is prevalent in –

Ans.; Amazon & Congo Basin

31. Fill in the blanks with appropriate set of letters: _a_bca_dabba_bac_c_a

Ans.: acbdba [ aacbcabdabbadbacbcaa ]

32. Buddhist religious scripture Tripitaka was written in –

Ans.: Pali

33. A tea seller blends Tea A worth Rs. 250 per kg with Tea B worth Rs. 150 per kg in a ratio of 2: 5and

sells the mixed blend at Rs 200 per Kg. What will be his percentage of profit?

Ans.: 12%

34. G‟s father is X‟s son. P is G‟s uncle. Y is X‟s brother. Then how is Y related to P?

Ans.: Uncle

35. Who has won the India‟s Science Award, Bhatnagar Puroshkar for Chemistry in 2020?

Ans.: Prof.: Jyotirmoyee Das

36. In a code language 724 means „leaf is green‟, 371 means „green and blue‟ and 438 means „Sky is

blue‟. Then which numbers represent „leaf‟ and „is‟?

Ans.: 2 and 4

37. Whose Pen name was Dhumketu?

Ans.: Kazi Nazrul Islam

38. How many Pairs of Letters are there in the word „CASTRAPHONE‟ which have as many letters

between them as in the alphabate. –

Ans.: Five (5)

39. Using Duplicate Application to collect user Password is called –

Ans.: E – Bombing

40. A began a business with Rs. 2250 and was joined afterwards by B with Rs. 2700. If the profits at the

end of the year were divided in the ratio of 2 : 1, After how much time B joined the business?

Ans.: 7 Months

41. In human body Blood does not Clot in –

Ans.: Capilary

42. Sportsperson Deepika Kumari who recently reclaims world no 1 Ranking is associated with –

Ans.: Archery

43. If X $ Y means X is father of Y, X # Y means X is mother of Y, X × Y means X is sister of Y, then

how is D related to N in N#A$B×D?

Ans.: Cannot be Determined

44. Which Indian actor was recently honoured with the Crystal Award of the World Economic Forum?

Ans.: Deepika Padukon

45. Who wrote the Play „Mudrarakshasha‟?

Ans.: Vishakhdutta

46. If the following words are arranged in alphabetical order which word will come last?

1. Abandon 2. Actuate 3. Accumulate 4. Acquit 5. Achieve

Ans.: Actuate

47.Which industry is known as Sunrise Industry?

Ans.: Petrochemical Industry

48. About 80% of the Coal reserves of India lie in the –

Ans.: Damodar Valley

49. Choose the alternative which Closely resembles the water image of the given word? “NUCLEAR”

Ans.;

50. Tungabhadra is tributary of –

Ans.: Krishna River

51. Which of the following is known as Mixed gland?

Ans.: Pancreas

52. If number 2 is in bottom, then which number is on top on a dice?

Ans.: 6

53. In which year Sundarban in West Bengal has been declared as a Heritage Site?

Ans.: 1987

54. Who was the Director General of National Government in Tamluk?

Ans.: Satish Chandra Samanta

55. How many two digit prime numbers are there?

Ans.: 21

56. The Tenure of each member of Legislative Council is –

Ans.: 6 Years

57. Rashik walks 20 meter North. Then he turns right and walks 30m then he turns right and walks 35

meter then he turns left and walks 15 meter and then he again turns left and walks 15meter. In

which direction and how many meters away is he from his original position?

Ans.: 45 meter East

58. INDRA 2021 was scheduled to be held at –

Ans.: Russia

59. Which one of the following is not a Dwarf Planet?

Ans.: Neptune

60. Explain the following relationship with the help of Venn diagram – Singer, Musician, Doctor

Ans.:

61. The Hindalco Unit at Muri is located on the bank of which river?

Ans.: Subarnarekha

62. The concept of Welfare State is included in the Constitution of India in the –

Ans.: Directive Principle of State Policy

63. A garrison of 500 men had provisions for 24 days. However, a reinforcement of 300 men arrived.

The food will now last for –

Ans.: 15 days

64. 12, 25, 37, 49, ?

Ans.: 60

65. The ratio of market prices of wheat and paddy is 2 : 3 and the ratio of quantities consumed in family

is 5 : 4. Find the ratio of expenditure on wheat paddy.

Ans.: 5 : 6

66. Which of the following is the world‟s oldest Capital City?

Ans.: Damascus

67. Which state of India has highest percentage of forest area?

Ans.: Mizoram

68. If 3/10th of a road is 45 km, what is the length of 2/5th of the road?

Ans.: 60 Km

69. A mixture of dettol and water contains 80% of water. What volume of dettol is to be added to 60

letters of this mixture, so that the new mixture contains 75% of water?

70. Who was the first recipient of Padma Vibhusan?

Ans : Satyaandra Nath Bose

71. Who is the highest Law Officer in any state of india?

Ans : Advocate General

72. M men agreed to purchase an article for Rs. R. If 4 men drop out, how much more (in Rs.) will each

have to complete contricute to purchase the article at the same price?

Ans.: 4𝑅/𝑀2−4𝑀

73. Recently in which state of India 300 years old Sati stone was unearthed?

Ans.: Tamilnadu

74. Mohini is taller than Nita but not shorter than Sarita. Sarita and Malini are of the same height.

Mohini is shorter than Hema. Among them who is second tallest?

Ans.: Mohini

75. If height of Mercury in Barometer decreases rapidly, it denotes –

Ans.: Chances of Storm

76. A and B can do a piece of work in 10 days and 15 days respectively. A alone did the work for Four

days and then B did it for 5 days. After that C did that remaining work in 8 days. How long will

they take to complete the work together?

Ans.; 5 days

77. If + means ×, and ÷ means −, × means + and – means ÷, then what is the value of (2+27 – 3 +

2×3÷2)?

Ans.: 37

78. The Pompus grasslands are found in which continent?

Ans.: South America

79. Who became the first Indian woman to win two Olympic Medals?

Ans.: P.V. Sindhu

80. A Sum was put at simple interest at a certain rate for 3 years. Had it been put at 1% higher rate; it

would have fetched Rs. 5100 more. The sum is –

Ans.: Rs. 1,70,000

81. Which one of the following is Tax free Sea port in India?

Ans.: Kandala

82. A sum, at the compound rate of interest, becomes 2.5 times in 6 years. The sasasasme sum bme18

years?

Ans.: 125 / 8

83. Who of the following was named „Jagat Seth‟ by East India Company?

Ans.: Fatik Chand

84. If a seller sold two sarees at Rs 400 each and made a profit of 20% on the first and a loss of 20% on

the second, what is his total profit or loss on the whole?

Ans.: 4 % loss

85. Which of the following is a browser to access Dark web?

Ans.: Tor

86. A man standing on the platform finds that an Express train passes him in 15 secs. If the speed of the

train is 60Km/hr, what is the length of the train?

Ans.: 250 meter

87. Bhaba Atomic Research Center is situated in –

Ans.: Maharashtra

88. If 27th September in a year is Saturday, then what day will be 27th October in the same year?

Ans.: Monday

89. HCF of two numbers is 32 and their LCM is 1760. What is the smaller number?

Ans.: 160

90. Who named Kolkata as Alinagar?

Ans.: Siraj Ud Duolla

91. The Pegasus spyware allegedly used for surveillance of phones recently, was developed by

Ans.: Israel

92. If the ratio of principle and simple interest at 4% per annum for a specific time is 5 : 2, find the

number of years for which the principle was deposited.

Ans.: 10 years

93. How many 4‟s are there preceded by 7 but not followed by 3 in the following number series?

5 9 3 2 1 7 4 2 6 9 7 4 6 1 3 2 8 7 4 1 3 8 3 2 5 6 7 4 3 9 5 8 2 0 1 8 7 4 6 3

Ans.: Four

94. Which of the following is the longest river?

Ans.: Brahmaputra

95. If a person sells an article at a profit of 5%, he gains Rs. 15 more than if he sells it at a loss of 5%.

What is the cost price of the article?

Ans.: Rs. 150

96. If 1+4=9, 2+8= 18, 3+6= 15, then the value of 7+8=?

Ans.: 23

97. At what rate of compound interest per annum, the amount of Rs 10,000 for 2 years is Rs. 12,100?

Ans.: 10%

98. Padmashri Award winner Mouma Das is associated with which field of sports?

Ans.: Table Tennis

99. The length of a hall is 5m more than its breadth. If the area of the floor of the hall is 84m2

, What are

the length and breadth of the hall?

Ans.: 12m and 7m

100. On which river Tehri Dam has been built?

Ans.: Ganga

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