Group D — Test 59

01. Which of the following metals, according to the reactivity series, is the most reactive?

02. Who first described the nucleus as a cell organelle in 1831?

03. What determines the sex of a child in humans?

04. The blue colour of the sky appears due to:

05. Which of the following is a physical property of metals?

06. Why are ceilings of concert halls often made curved?

07. Which of the following conditions is essential for rusting of iron?

08. Which statement correctly defines the process of evaporation?

09. Select the option that balances the following reaction. CaCO ₃ + x HCl → y CaCl ₂ + CO ₂ + z H ₂ O

10. What is the function of plasma in human blood?

11. Newton's third law of motion deals with the nature of _________.

12. An object is placed 10 cm from a concave lens of focal length 15 cm. Which statement about the image is correct?

13. Which of the following is NOT correct?

14. Formula unit mass is:

15. Which of the following is classified as an element?

16. The sign of acceleration depends on its direction relative to velocity. Which of the following is correct?

17. Which of the following statements is INCORRECT about regeneration?

18. Which of the following best describes the function of nervous tissue?

19. The Chipko Andolan refers to which of the following?

20. Which of the following breeds of cows is resistant to diseases?

21. How is the work done by a force calculated?

22. Two objects of mass 100 kg each are separated by a distance of 1 m. What will be the magnitude of the gravitational force between the two objects? (Take the value of G as 6.67 x 10 -11 Nm 2 /kg 2 )

23. The reaction between sodium sulphate and barium chloride is an example of double displacement reaction. This is also an example of:

24. In a metallic wire obeying Ohm's Law, if the resistance remains constant, reducing the potential difference across its terminals to one-half of its former value will result in what change in the current flowing through it?

25. In which of the following plants, seed is dispersed by the bursting of fruits?

26. A shopkeeper offers the following four schemes:

27. An agent sells a pan with a marked price of ₹6,420 at a discount of 30%. What is the selling price (in ₹) of the pan?

28. Which of the following numbers is divisible by both 6 and 9, but not divisible by 12? 126, 252, 72, 108

29. Given a + b + c = 15 and a 2 + b 2 + c 2 = 83, find ab + bc + ca.

30. The arithmetic mean of the observations 35, 53, 38, 89, 71, 69, 86, 40 and 41 is:

31. In a quadrilateral MNST, ∠ M = 63° and ∠ N = 99°. The bisectors of ∠ S and ∠ T meet at O. What is the measure of ∠ TOS?

32. The price of fuel decreases by 40%, 25% and 45% in three successive months, but increases by 55% in the fourth month. What is the percentage increase/decrease in the price of fuel in the fourth month as compared to its original price? (Round off your answer to two decimal places)

33. In a test, B got 50 marks while A got 75 marks, out of 120 maximum marks. What percentage of A's marks was B's marks? (Round off your answer to two decimal places)

34. A person sells an article for ₹3,450 and earns a profit of 15%. Find the cost price of the article.

35. The salaries of X, Y and Z are in the ratio 4:18:21. If the increments of 90%, 90% and 40% are allowed, respectively, in their salaries, then what will be the new ratio of their salaries?

36. A park, in the shape of a quadrilateral ABCD, has ∠ C = 90°, AB = 36 m, BC = 42 m, CD = 40 m and AD = 36 m. What is the area (in m 2 , rounded off to 1 decimal place) of the park?

37. The average of 8 numbers is 121. If the first 7 numbers are 35, 35, 49, 83, 102, 80 and 20, then the eighth number is:

38. If a solid sphere of radius 14 cm is moulded into 8 spherical solid balls of equal radius, then find the surface area of each ball.

39. The total cost of 10 mangoes and 13 apples is ₹134 and the cost of 4 apples is ₹13 less than that of 15 mangoes. Then find the price (in rupees) of a mango and an apple, respectively.

40. Two trains 259 m and 431 m long are running in opposite directions at a speed of 52 km/h and 56 km/h, respectively. They cross each other in:

41. In an election between two candidates, one candidate secured 42% of the votes and was defeated by the other candidate with a margin of 416 votes. If all the votes cast were valid, what was the total number of votes polled?

42.  

43. Saloni's age is 7 years more than twice her sister Emma's age. If the sum of their ages is 25 years, how old is Emma?

44. The amount on a sum of ₹2,000 at 5% per annum compound interest, compounded annually, in 2 years will be:

45. What is the least number which should be added to 539, so that the number obtained is exactly divisible by 10, 15 and 3?

46. Two pipes can fill a cistern, individually, in 96 min and 64 min, respectively. There is a pipe located at the bottom of the cistern to empty it. If all the three pipes are opened simultaneously, then the empty cistern gets filled in 48 min. How long will the pipe at the bottom of the tank take to empty the completely filled cistern if no other pipe is then open?

47. A, B and C can do a piece of work in 3, 15 and 10 days, respectively. How long (in days) will they take to do twice the same work, working together?

48.  

49. The prices of articles P, Q and R are ₹280, ₹180 and ₹100, respectively. Subrata buys these articles in the ratio 3 : 4 : 5, spending a total of ₹26,780. How many articles of type Q did he buy?

50. Jason went on a business trip in his car. He drove west from his house for a distance of 30 km. He turned right and drove 20 km. Then, he turned left and drove 10 km, took another left and drove 40 km. He took a last left and drove 40 km before stopping. How far and in which direction should he drive to reach his house? (All turns are 90-degree turns only, unless specified.)

51. What will come in place of the question mark (?) in the following equation, if ‘+’ and ‘-’ are interchanged and ‘x’ and ‘÷’ are interchanged? 77 ÷ 12 + 252 x 14 - 177 = ?

52. Which of the following letter-number clusters will replace the question mark (?) in the given series to make it logically complete? RUS 36 PSQ 40 NQO 44 LOM 48 ?

53. Read the given statements and conclusions carefully. Assuming that the information given in the statements is true, even if it appears to be at variance with commonly known facts, decide which of the given conclusions logically follow(s) from the statements. Statements: No Fictions are Nonfictions. All Nonfictions are Poetries. Some Poetries are Dramas. Conclusions: (I): Some Fictions are Poetries. (II): Some Nonfictions are Dramas.

54. Refer to the given series and answer the question that follows (all numbers are single digit numbers only). Counting to be done from left to right only. (Left) 3 1 3 2 8 2 1 2 4 6 1 3 1 8 8 6 1 1 9 5 8 4 1 8 9 6 9 (Right) How many such odd numbers are there, each of which is immediately preceded by an odd number and also immediately followed by an odd number?

55. What should come in place of the question mark (?) in the given series? 115 95 77 61 47 ?

56. If ‘A’ stands for ‘÷’, ‘B’ stands for ‘×’, ‘C’ stands for ‘+’ and ‘D’ stands for ‘−’, then what will come in place of the question mark (?) in the following equation? 120 B 15 A 5 D 18 C 22 = ?

57. Manish starts from Point Y and drives 37 km towards North. He then takes a left turn, drives 75 km, turns left and drives 69 km. He then takes a left turn and drives 52 km. He takes a left turn, drives 32 km to stop at Point Z. How far (shortest distance) and towards which direction should he drive in order to reach Point Y again? (All turns are 90-degree turns only, unless specified.)

58. In a certain code language, A ± B means ‘A is the wife of B’, A * B means ‘A is the son of B’, A ₹ B means ‘A is the father of B’, and A # B means ‘A is the sister of B’. How is D related to O if 'D * R ± A ₹ C # O’?

59. Select the set in which the numbers are related in the same way as are the numbers of the following sets. (Note: Operations should be performed on the whole numbers, without breaking down the numbers into their constituent digits. E.g. 13 – Operations on 13 such as adding/subtracting/multiplying to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed.) (158, 568, 726) (123, 402, 525)

60. Refer to the following number series and answer the question that follows (all numbers are single-digit numbers only). Counting to be done from left to right only. (Left) 8 6 1 3 4 1 8 9 6 8 8 6 5 7 1 9 6 9 8 1 7 8 3 8 3 3 8 (Right) How many such odd numbers are there, each of which is immediately preceded by an odd number and also immediately followed by an odd number?

61. Based on the English alphabetical order, three of the following four letter-clusters are alike in a certain way and thus form a group. Which letter-cluster DOES NOT belong to that group? (Note: The odd one out is not based on the number of consonants/vowels or their position in the letter-cluster.)

62. What should come in place of the question mark (?) in the given series? 13, 38, 74, 123, ?, 268 6343

63. Refer to the given series and answer the question that follows. (All numbers are single digit numbers only.) Counting to be done from left to right only. (Left) 1 3 9 3 2 6 8 3 9 6 2 2 7 7 7 7 3 3 7 3 8 3 5 6 5 9 6 (Right) How many such even numbers are there, each of which is immediately preceded by an odd number and also immediately followed by an odd number?

64. Based on the English alphabetical order, three of the following four letter-clusters are alike in a certain way and thus form a group. Which letter-cluster DOES NOT belong to that group? (Note: The odd one out is not based on the number of consonants/vowels or their position in the letter-cluster.)

65. In a certain code language, ‘work fosters growth’ is coded as ‘hw mq pc’ and ‘growth with effort’ is coded as ‘yv ju mq’. How is ‘growth’ coded in that language?

66. What should come in place of the question mark (?) in the given series based on the English alphabetical order? GKI JNL MQO PTR ?

67. JFBC is related to GCYZ in a certain way based on the English alphabetical order. In the same way, WSOP is related to TPLM. To which of the given options is IEAB related, following the same logic?

68. In a row of 38 students facing north, Z is 12 th from the left end. If G is 3 rd to the right of Z, what is G's position from the right end of the line?

69. Eight people – A, B, C, D, E, F, G and H, are sitting around a circular table facing the centre. Only two people sit between A and B when counted from the left of A. G sits to the immediate left of A. Only three people sit between E and G when counted from the left of E. C sits to the immediate right of D. F is not an immediate neighbour of G. Who sits second to the right of H?

70. What should come in place of the question mark (?) in the given series? 123 124 127 132 139 ? 1182

71. Select the triad which follows the same pattern as that followed by the two triads given below. Both triads follow the same pattern. HQ-JS-MO FO-HQ-KM

72. Read the given statements and conclusions carefully. Assuming that the information given in the statements is true, even if it appears to be at variance with commonly known facts, decide which of the given conclusions logically follow(s) from the statements. Statements: Some lamps are bulbs. No bulb is a torch. No bulb is a candle. Conclusions: (I) No lamp is a torch. (II) Some candles are torches.

73. Z ranked 21 st from the top and 39 th from the bottom in his class. How many students are there in his class?

74. If ‘A’ stands for ‘÷’, ‘B’ stands for ‘×’, ‘C’ stands for ‘+’ and ‘D’ stands for ‘−’, then what will come in place of the question mark (?) in the following equation? (56 A 7) B 9 D (14 A 7) B 5 C 36 A 4 D 11 = ?

75. Refer to the following number and symbol series and answer the question that follows. Counting to be done from left to right only. (Left) # € % # 6 & 4 * 9 6 @ 5 % @ # © 8 # % * £ 2 (Right) How many such numbers are there, each of which is immediately preceded by a symbol and also immediately followed by a symbol?

76. A, B, C, D, E and F are sitting around a circular table facing the centre. B sits second to the left of C. D is an immediate neighbour of E. F sits to the immediate left of E. F sits second to the right of A. What is the position of C with respect to E?

77. In a certain code language, ‘live with truth’ is coded as ‘xf je ak’ and ‘truth guides life’ is coded as ‘ub mr je’. How is ‘truth’ coded in that language?

78. ABHL is related to FFMP in a certain way based on the English alphabetical order. In the same way, URBB is related to ZVGF. To which of the given options is JDQN related, following the same logic? 10119

79. Six friends, G, H, I, Q, R and S, are sitting around a circular table facing the centre of the table. Only two people sit between G and S when counted from the right of G. Only one person sits between S and I when counted from the right of I. Only three people sit between G and R. H sits to the immediate left of Q. Who sits third to the left of R? 1603

80. Which theme was celebrated for World Malaria Day on 25 April 2025?

81. Where was the 2025 Senior National Table Tennis Championships held?

82. Which new legislation replaced outdated regulatory bodies for healthcare professions (MCI) in India, as reported in June 2025?

83. Which Ministry of the Government of India carried out the Management Effectiveness Evaluation (MEE) for 2020-2025?

84. What was the theme of World Tuberculosis Day, 2025, observed in India on 24 March?

85. The FIFA Women’s World Cup 2027 will be held in:

86. Which of the following summits in 2025 will be co-hosted by World Health Organization (WHO) and the Ministry of Ayush, Government of India in New Delhi, aiming to strengthen traditional medicine globally?

87. In which of the following Indian cities was the India–Sri Lanka Joint Military Exercise ‘MITRA SHAKTI-2025’ conducted?

88. Which Indian city hosted the first ever three-day Fit India Carnival, a holistic health and fitness gathering festival, in March 2025?

89. Which of the following DRDO-executed schemes under the ‘Make in India’ initiative provides grants-in-aid to Indian industries (MSMEs/start-ups) for developing defence and dual-use technologies?

90. As of 1 March 2025, who became the Chairman of the Securities and Exchange Board of India?

91. Which of the following organisations won the Forward Faster Sustainability Award 2025 for Water Resilience?

92. According to the UN Sustainable Development Report (SDR) 2025, what is India’s SDG Index Rank and Score?

93. As announced in the April 2025 Monetary Policy Committee meeting, the Reserve Bank of India aims to keep liquidity surplus close to what percentage of deposits?

94. Which tennis veteran became the first Asian male with 450 career wins by April 2025?

95. In 2025, which of the following Bills was passed by Karnataka to strengthen child protection by outlawing not only child marriage but also betrothal of minors?

96. During 2025-26, India's overall goods and services exports are expected to reach ________.

97. What is India’s rank in the Global Innovation Index, 2025, published by the World Intellectual Property Organization (WIPO)?

98. What is the rank of India in the Global Firepower Index 2025?

99. Nag Mk 2 Missile has been developed by which organisation?