Group D — Test 43

01. Rekha swims in a 40-metre-long pool. She swims from one end to the other and comes back, covering 80 metres in one minute along a straight path. What is her average velocity?

02. Calcium hydroxide reacts slowly with the carbon dioxide in air to form a thin layer of which of the following substances that could be used for the purpose of whitewashing?

03. Tooth enamel made of calcium hydroxyapatite starts decaying when pH in mouth is lower than:

04. Select the correct statement with respect to 'particles of matter'.

05. Which of the following explains the absence of recessive traits in the F ₁ generation and their reappearance in the F ₂ generation in Mendal’s experiment?

06. What is the primary role of a 'functional group' in an organic compound?

07. A force of 50 N acts perpendicular to a surface of area 0.1 m². What are the values of thrust and pressure exerted on the surface?

08. The main purpose of having a curved ceiling in a concert hall is to __________.

09. In the spectrum formed by dispersion of sunlight through a prism, which colour deviates the most?

10. Which of the following materials remains unchanged over long periods of time?

11. Which among the following covalent compounds will have the least number of shared electron pairs?

12. Which of the following statements correctly describes the direction of conventional electric current?

13. Which of the following structures is present at the surface of the rough endoplasmic reticulum membrane?

14. Which of the following best demonstrates that there is a space between particles of matter?

15. Which of the following glands secretes growth hormones in human beings?

16. In the chlor-alkali process, what is given off at the anode?

17. In which part of the neurons, is the first electrical impulse created?

18. External fertilisation is found in which of the following organisms?

19. A man rides a bicycle in a circular track of radius 10 m. He completes one round in 10 minutes. What is his average velocity?

20. The blades of a windmill rotate because of which of the following?

21. What is the atomic number of an element that has 17 electrons and 18 neutrons?

22. Which of the following statements is FALSE regarding cells?

23. A potential difference of 6 V is applied across the two ends of a conducting wire of resistance R Ω . What will be the value of R if the current flowing through the wire is 2 A?

24. Which of the following statements correctly explains the phenomenon of dispersion?

25. Why does sexual reproduction result in greater variation among offspring?

26. A certain sum of money doubles itself in 16 years on simple interest. In how many years it will be six times?

27. its surface at a rate of ₹4 per 100 cm².

28. A can complete a piece of work in 66 days. B is 45% less efficient than A. C is 50% more efficient than B. If B and C work together for 24 days, then A alone will complete the remaining work in:

29. The arithmetic mean of the observations 21, 23, 38, 99, 64, 35, 48, 52 and 16 is:

30. If the cost of 13 kg onions is ₹273, cost of 21 kg tomatoes is ₹462 and the cost of 27 kg potatoes is ₹ 594, then find the total cost of 21 kg onions, 25 kg tomatoes and 32 kg potatoes.

31. Nisha buys a mobile phone for her child. The phone is marked at ₹24,500 and is offered with two successive discounts of 20% and C%, respectively. After receiving both discounts, she pays ₹13,132. Find the value of C.

32. How many seconds will a boy take to run one complete round around a square field of side 20 metres, if he runs at a speed of 9 km/hr? 3703

33. Which of the following numbers is divisible by 49?

34. If the profit on selling an article for ₹986 is the same as the loss incurred on selling it for ₹726, then the cost price of the article is:

35. A class of 38 students took a Physics test. 14 students had an average score of 68. The remaining students had an average score of 73. What is the average score (rounded off to one decimal place) of the whole class?

36. If 20% of a number is added to 60, then the result is the same number. 80% of the same number is:

37. The cost of a washing machine is 50% less than the cost of a TV. If the cost of the washing machine increases by 53% and that of the TV decreases by 55%, then what is the percentage change in the total cost of 8 washing machines and 2 TVs?

38. When x is added to each of 25, 11, 34 and 13, then the numbers so obtained, in this order, are in proportion. Then, if 9x : y :: y : (8x − 7), and y > 0, what is the value of y?

39. In quadrilateral PQRS, the bisectors of ∠ R and ∠ S meet at the point T (inside the quadrilateral) and ∠ STR = 37.5°. If the ratio of ∠ P to ∠ Q is 7 : 8, then what is the difference between the measures of ∠ Q and ∠ P?

40. The volume (in m 3 ) of a cuboidal tank with dimensions 13 m × 4 m × 9 m is:

41. P is two years older than Q who is twice as old as R. If the total of the ages of P, Q and R be 27 years, then how old is Q?

42. 11137  

43. If the third proportional of 9 and 48 is x, then what is the value of x?

44. After allowing a discount of 60% on the marked price of an article, it is sold for ₹49,834. Find its marked price (in ₹). 647

45. One pipe can fill a tank in 8 minutes, while another pipe can empty the completely filled tank in 16 minutes. If both the pipes are opened together when the tank is empty, how many minutes will it take to fill one-fourth of the tank?

46. NU 3 is related to QQ −11 in a certain way. In the same way, EL 7 is related to HH −7. To which of the given options is KP 11 related, following the same logic?

47. RTUR is related to TVWT in a certain way based on the English alphabetical order. In the same way, OQRO is related to QSTQ. To which of the given options is ACDA related, following the same logic?

48. Seven boxes, B, D, E, P, S, T and W, are kept one over the other but not necessarily in the same order. Only E is kept above D. Only P is kept between D and B. Only W is kept below T. How many boxes are kept between S and W?

49. Six people, A, B, C, D, E and F, are sitting in a row, facing north. A sits to the immediate left of D. C sits third to the left of E. C is an immediate neighbour of D. F sits to the immediate left of B. How many people sit between E and F?

50. 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.)

51. Refer to the given number, symbol series and answer the question that follows. Counting to be done from left to right only. All numbers are single-digit numbers. (Left) @ 6 1 * # 2 8 $ 7 & £ 3 Ω 9 % 4 + 5 (Right) How many such numbers are there, each of which is immediately preceded by another number and also immediately followed by a symbol?

52. In a certain code language, ‘cup of tea’ is coded as ‘at rh si’ and ‘tea is hot’ is coded as ‘mk cp rh’. How is ‘tea’ coded in that language?

53. If 2 is added to each odd digit and 1 is subtracted from each even digit in the number 7284153, what will be the sum of the digits which are second from the left and second from the right in the new number thus formed?

54. Which of the following letter-number clusters will replace the question mark (?) in the given series to make it logically complete? MP33 KN41 IL49 GJ57 ?

55. What should come in place of the question mark (?) in the given series? 13,22,40,67,103 ?

56. Mr. Zzz starts from Point A and drives 9 km towards the west. He then takes a left turn, drives 17 km, turns left and drives 18 km. He then takes a left turn and drives 21 km. He takes a final left turn, drives 9 km and stops at Point P. How far (shortest distance) and towards which direction should he drive in order to reach Point A again? (All turns are 90-degree turns only unless specified.)

57. 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.) (15, 5 , 3) (18, 3, 6)

58. RHBA is related to UKHG in a certain way based on the English alphabetical order. In the same way, DTZY is related to GWFE. To which of the given options is MCRQ related, following the same logic?

59. Refer to the following number and symbol 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 @ 2 ^ @ % \ 8 9 \ / ? 8 7 6 # & # + 7 \ (Right) How many such symbols are there, each of which is immediately preceded by a number and also immediately followed by a number?

60. Based on the English alphabetical order, three of the following four letter-cluster pairs are alike in a certain way and thus form a group. Which is the letter-cluster pair that 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.)

61. Refer to the following series and answer the question that follows (all numbers are single digit numbers only). Counting to be done from left to right only. (Left) 9 8 2 7 7 1 7 9 9 3 4 1 1 9 4 7 4 9 7 1 6 8 3 1 3 6 8 (Right) How many such odd numbers are there each of which is immediately preceded by an even number and also immediately followed by an even number? 15231

62. In a certain code language, A ? B means ‘A is the daughter 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 C related to L if 'C √ D = E @ F ? L'?

63. Each of the digits in the number 8234167 is arranged in ascending order from left to right. What will be the sum of the digits which are second from the left and second from the right in the new number thus formed?

64. In a certain code language, ‘tooth queen zip’ is coded as ‘hj sx em’ and ‘zip arch ratio’ is coded as ‘pb hj od’. How is ‘zip’ coded in that language?

65. Seven boxes, A, B, C, D, E, F and G, are kept one over the other, but not necessarily in the same order. A is kept second from the bottom. Only three boxes are kept between A and

66. Refer to the following number and symbol series and answer the question that follows. Counting to be done from left to right only. All numbers are single-digit numbers. (Left) # 9 & 5 1 © * * * @ # & 7 & # $ 8 & 3 1 @ € (Right) How many such symbols are there, each of which is immediately preceded by a number and also immediately followed by a number?

67. What should come in place of the question mark (?) in the given series? 421 423 427 433 441 ?

68. 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 conclusion(s) logically follow(s) from the statements. Statements: All apples are bikes. All bikes are planes Conclusion (I): All apples are planes. Conclusion (II): All bikes are apples.

69. Town B is to the south of Town C. Town D is to the west of Town B. Town E is to the north of Town D. Town F is to the east of Town E. Town C is to the north-east of Town F. What is the position of Town B with respect to Town F?

70. Seven people B, C, D, I, J, K and L are sitting in a straight line facing north. No one sits to the right of L. Only three people sit between B and L. Only one person sits between L and I. K sits to the immediate left of C. J is not an immediate neighbour of L. How many people sit to the right of D? 7074

71. Which letter-cluster will replace the question mark (?) to complete the given series? LKO OJQ RIS UHU ?

72. If ‘+’ means ‘−’, ‘−’ means ‘×’, ‘×’ means ‘÷’ and ‘÷’ means ‘+’, then what will come in place of the question mark (?) in the following equation? 41 − 17 ÷ 133 + 375 × 15 = ?

73. What should come in place of the question mark (?) in the given series? 436 438 440 442 444 ?

74. M, N, O, P, W, X and Y are sitting around a circular table facing the centre of the table. W sits third to the left of O. X sits second to the left of Y. O is the immediate neighbour of both N and X. P is not an immediate neighbour of W. How many people sit between M and X when counted from the right of M?

75. 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 conclusion(s) logically follow(s) from the statements. Statements: All cows are bulls. All cows are horses. Conclusions: (I) Some bulls are horses. (II) All horses are cows.

76. The municipal corporation of which city launched India’s first QR-Based Digital House Address System in July 2025?

77. The Constitution (Scheduled Castes) Order (Amendment) Bill, 2023 amends the Constitution (Scheduled Caste) Order 1950 with respect to which state?

78. Which Gram Panchayat received the Gold Award in the new category of the National e- Governance Awards 2025?

79. Which of the following countries celebrated Poson Poya Honoring 2000 Years of Buddhism in June 2025?

80. The All India Chess Federation (AICF) launched which scheme to support young chess players from U-7 to U-19 age groups in 2025?

81. What is the real Gross Domestic Product (GDP) growth for the year 2025–26 projected by the Reserve Bank of India (RBI)?

82. Who became the first female and first African President of the IOC in March 2025?

83. Which of the following organisations released the 8 th issue of the publication titled 'EnviStats India 2025: Environment Statistics' in June 2025?

84. The AI Action Summit, co-chaired by France and India, was held in February 2025 at which iconic venue?

85. Who became the youngest player ever to win a WTA 1000 title on 22 February 2025?

86. On 29 April 2025, which new facility was launched by the National Center for Sports Science and Research (NCSSR) to revolutionise athlete rehabilitation in India?

87. Which of the following schemes aims at fostering innovation & technology development in defence and aerospace by engaging start-ups, MSMEs, academic institutes under the management of the Defence Innovation Organisation (DIO)?

88. Which of the following countries won the Presidency of International Institute of Administrative Sciences for the term 2025-28?

89. What was the unemployment rate for youth aged 15–29 in April 2025, as per Periodic Labour Force Survey (PLFS)?

90. The Air India plane that crashed in Ahmedabad in June 2025 was flying to which city?

91. Swachh Vayu Sarvekshan 2025, conducted under the National Clean Air Programme (NCAP), evaluated how many cities across India?

92. In June 2025, which regulatory authority approved Lenacapavir for HIV prevention?

93. According to Union Budget 2025–26, which state will get a new Greenfield Airports as part of infrastructure development?

94. Recognised for excellence in chess, which individual was honoured with the Major Dhyan Chand Khel Ratna Award in 2025?

95. In May 2025, the Defence Research and Development Organisation (DRDO) conducted combat firing (with reduced explosives) of the indigenous Multi-Influence Ground Mine with the _________.