Group D — Test 52

01. Which of the following carbon compounds shows the presence of a branched chain structure?

02. The resistance of a conductor depends on the:

03. Which animal is known to communicate using infrasound?

04. Why does the amount of DNA NOT keep doubling during sexual reproduction in animals?

05. If a body’s velocity changes from +20 m/s to –10 m/s in 4 seconds, the acceleration is _______.

06. Which of the following cell organelles have cisterns and is involved in the formation of lysosomes?

07. A sample of brass is melted and poured into a mold to make a musical instrument. Which of the following correctly explains why brass is classified as a homogeneous mixture?

08. Soap molecules arrange themselves in which form to perform cleaning action?

09. In electrolytic refining, the pure metal is used as:

10. A single-turn coil of radius R produces a magnetic field B at its centre. If the same wire is wound into a coil of n turns (each of radius R/n) carrying the same current I, what will be the value of the new field at the centre?

11. Atoms of different elements with different ___________ numbers but the same ______ number are known as isobars.

12. If the surface area increases for the same thrust (force), then the pressure on the surface ______.

13. How do plants excrete their waste products?

14. The parenchyma cells in plants are:

15. In a reflex arc, which of the following represents the correct path of the impulse?

16. Which of the following methods ensures prevention of transmission of sexually transmitted diseases during sexual intercourse?

17. What defines two elements as isobars?

18. The magnification of a concave mirror is −1. Which of the following statements is correct about the position of the object?

19. The power of a lens is given as the reciprocal of its:

20. What is the primary chemistry behind a displacement reaction?

21. Which of the following options best describes a component of a flower's reproductive system?

22. What type of ions exchange between reactants in a double displacement reaction?

23. What is the key realization that can lead to more sustainable use of natural resources?

24. Which of the following equations does NOT correctly represent the relationship between physical quantities for an object moving with uniform acceleration?

25. A block of mass 1 kg is dropped from the top of a building of height X m. What will be the value of X if the block hits the ground with a velocity of 20 m/s? (Take the value of g = 10 m/s 2 )

26. In △ ABC, BD ⟂ AC at D and ∠ DBC = 71°. E is a point on BC such that ∠ CAE = 55°. What is the measure of ∠ AEB?

27. A dealer marks his goods at 37% above the cost price and allows a discount of 16% on the marked price. What is his gain or loss percentage?

28. Two trains, 248 m and 142 m in length are running in opposite directions. The first runs at the rate of 34 km/hr and the second at the rate of 74 km/hr. How long will they take to cross each other?

29. The difference of the present ages of two friends Gopal and Manoj is 2 years. If the ratio of their ages after 18 years from now will be 21 : 22, then find the sum of their respective ages 10 years ago from now (in years).

30. Find the simple interest (in ₹) on ₹2,000 at 7% per annum rate of interest for the period from 3 February 2023 to 17 April 2023.

31. One pipe can fill a tank in 6 minutes, while another pipe can empty the completely filled tank in 15 minutes. If both the pipes are opened together when the tank is empty, how many minutes will it take to fill one-half of the tank?

32. Find the LCM of the numbers 780, 2080 and 2600.

33. What is the mode of the following data? 41, 48, 54, 50, 54, 48, 42, 43, 48, 42, 53, 45, 44, 50, 49, 45, 43, 48, 42, 48

34. If the curved surface area of a cylinder of height 6 cm is 264 cm 2 , then its volume is: (Use π =22/7)

35. 189 ÷ 9 + 117 ÷ 13 × 5 − 12 of 4 + 9 × 7

36. The sum of two numbers is 32. If one number is 5 more than twice the other, then find the smaller number.

37. The monthly incomes of two friends Rakesh and Shivam, are in the ratio 5 : 9, respectively, and each of them saves ₹39,000 every month. If the ratio of their monthly expenditure is 1 : 3, find the monthly income of Rakesh(in ₹).

38. 4774  

39. In a parallelogram, the length of its two adjacent parallel sides are 11.9 cm and a cm where a is the smaller side. If the perpendicular distance between the two longer and shorter sides are 3.9 cm and 5.1 cm, find the perimeter of the parallelogram.

40. 11138  

41. A person who spends 75% of his monthly income is able to save ₹4,827 per month. His monthly expenses (in ₹) are:

42.  

43. If the fourth proportional to P, 25 and 8 is 4, then find the value of P.

44. The mean and the mode of a set of data are 53.1 and 14.1, respectively. Find the median of the data, using the empirical formula.

45. A man buys 9 identical articles for a total of ₹16. If he sells each of them for ₹2.8, then his profit percentage will be ______%.

46. Which of the following numbers is divisible by both 2 and 5?

47. The price of fuel decreases by 45%, 55% and 50% in three successive months, but increases by 40% 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 the answer to two decimal places.)

48. A cistern has a hole at the bottom through which water leaks. A tap can fill the cistern in 7 hours and the hole at the bottom can empty the fully filled cistern in 8 hours. If both the tap and the hole are open, then what will be the time taken to completely fill the empty cistern?

49. 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: All watches are shirts. All watches are pants. Some pants are belts. Conclusions: (I) Some belts are watches. (II) Some pants are shirts.

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. Select the triad which follows the same pattern as that followed by the two triads given below. Both triads follow the same pattern. ME-KC-IL PH-NF-LO

52. Select the pair which follows the same pattern as that followed by the two pairs given below. Both pairs follow the same pattern. HQL : ISO DGS : EIV

53. FTBJ is related to OCKS in a certain way based on the English alphabetical order. In the same way, PDLT is related to YMUC. To which of the given options is QEMU related, following the same logic?

54. Six people L, M, N, P, Q and R are sitting around a circular table facing towards the centre of the table. There are exactly two people between P and N. M sits second to the right of N. R sits second to the right of M. L sits to the immediate left of N. Who is an immediate neighbour of both N and M?

55. Ritwik starts from Point A and drives 46 km towards east. He then takes a right turn, drives 54 km, turns right and drives 56 km. He then takes a right turn and drives 63 km. He takes a final right turn, drives 10 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 degrees turns only unless specified)

56. Seven people, A, B, C, D, E, F and G, are sitting in a row, facing north. Only two people sit to the left of G. Only three people sit between G and C. Only one person sits between C and E. A sits to the immediate left of B. F is not an immediate neighbour of C. How many people sit to the right of F?

57. Which of the following letter-number clusters will replace the question mark (?) in the given series to make it logically complete? ZSL 18, VOH 29, RKD 40, NGZ 51, JCV 62, ?

58. Refer to the following number series and answer the question that follows (all numbers are single-digit numbers only). (Left) 7 4 1 2 4 9 8 5 3 6 1 5 4 6 7 4 8 3 9 6 5 2 3 9 1 4 2 (Right) If all the even numbers are dropped from the series, which of the following will be seventh from the right?

59. This question is based on the five, three-digit numbers given below. (Left) 453 125 410 183 473 (Right) (Example: 697 – First digit = 6, second digit = 9 and third digit = 7) (NOTE: All operations to be done from left to right.) What will be the resultant if the third digit of the highest number is added to the third digit of the lowest number? 2429

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

61. Refer to the given number series and answer the question that follows. Counting to be done from left to right only. All numbers are single-digit numbers. (Left) 4 3 7 1 3 5 9 4 6 2 1 7 4 2 9 7 6 7 9 5 1 3 8 4 2 5 (Right) How many such even digits are there, each of which is immediately preceded by an even digit and immediately followed by an even digit?

62. Tommy walks north for 30 metres, turns right, and walks 10 metres. Then he turns left and walks 25 metres to reach his school. In which direction is Tommy’s school from his starting point? (All turns are 90-degree turns only, unless specified.)

63. What should come in place of the question mark (?) in the given series? 29 35 42 50 59 69 ?

64. In a certain code language, ‘stop disturbing people’ is coded as ‘ls ck rp’ and ‘people need peace’ is coded as ‘cd ok rp’. How is ‘people’ coded in that language?

65. What should come in place of the question mark (?) in the given series? 103 119 135 151 167 ?

66. This question is based on the five, three-digit numbers given below. (Left) 783 791 531 563 594 (Right) (Example: 697 – First digit = 6, second digit = 9 and third digit = 7) Note: All operations to be done from left to right. What will be the resultant if second digit of the highest number is added to the second digit of lowest number?

67. What will come in the place of the question mark (?) in the following equation, if ‘+’ and ‘−’ are interchanged and ‘×’ and ‘÷’ are interchanged? 44 ÷ 6 + 195 × 3 − 473 = ?

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 conclusions logically follow(s) from the statements. Statements: All bags are cars. All aeroplanes are cars. Conclusions: (I) Some bags are aeroplanes. (II) Some cars are aeroplanes.

69. All 40 students in a class are standing in a row facing north. Rohan is 18 th from the right end while Kajal is 22 nd from the left end. How many people stand between Rohan and Kajal?

70. 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.) (424, 212, 212) (508, 302, 206)

71. What should come in place of the question mark (?) in the given series? 5 9 16 26 39 ?

72. 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.)

73. If ‘A’ stands for ‘÷’, ‘B’ stands for ‘×’, ‘C’ stands for ‘+’ and ‘D’ stands for ‘−’, what will come in place of the question mark (?) in the following equation? 70 B 4 D (50 A 5) B 11 C (24 A 2) B 4 C 10 = ?

74. In a certain code language, ‘let you know’ is coded as ‘nj rc bh’ and ‘know the people’ is coded as ‘nh kp rc’. How is ‘know’ coded in that language? (All codes are two-letter codes.)

75. In a certain code language, ‘A + B’ means ‘A is the mother of B’, ‘A – B’ means ‘A is the sister of B’, ‘A × B’ means ‘A is the son of B’ and ‘A ÷ B’ means ‘A is the brother of B’. How is D related to K if ‘D + E – F ÷ G × K’?

76. If ‘A’ stands for ‘÷’, ‘B’ stands for ‘×’, ‘C’ stands for ‘+’ and ‘D’ stands for ‘−’, what will come in place of the question mark (?) in the following equation? (80 A 8) B 5 C 14 B 2 D 11 B 3 C 72 A 4 = ?

77. What should come in place of the question mark (?) in the given series based on the English alphabetical order? DRT UIK LZB CQS ?

78. Seven boxes, B, D, E, P, S, T and W, are kept one over the other but not necessarily in the same order. Only four boxes are kept between E and W. Only D is kept above E. Only two boxes are kept between P and T. S is kept immediately above B. T is not kept immediately above S. Which box is kept fourth from the top?

79. Who among the following headed the three-member committee formed in August 2025 to assess the Dharali disaster damage in Uttarakhand?

80. In May 2025, Bihar Chief Minister Nitish Kumar inaugurated new sports facilities at a university in Rajgir, located in which district?

81. According to SBI’s January 2025 report, what was India’s rural poverty rate in FY24?

82. On 9 May 2025, Finance Minister Nirmala Sitharaman directed banks to stay fully alert and ready in light of which specific situation?

83. Which of the following is the correct Act, set to be replaced by the Indian Ports Bill, 2025, passed by the Upper House of Parliament on 18 August 2025?

84. Where was the India Open Badminton Super 750 tournament held in January 2025?

85. Which Constitutional Amendment Bill, introduced in the Lok Sabha in 2025, seeks to provide for the removal of the Prime Minister, Chief Minister, or any Minister who remains in custody for 30 consecutive days for a serious criminal offence?

86. Who won the Best Director award at the 71 st National Film Awards, held in 2025 (honoring 2023 films)?

87. Which of the following cities hosted the 'Save The Earth Conclave: Bamboo for a Resilient Future'?

88. Which male athlete set new world indoor records in both the 1500 m (3:29.63 en route) and the mile (3:45.14) on 13 Feb 2025?

89. In which of the following districts of Madhya Pradesh is Kuno National Park located?

90. Who is the author of the memoir Mother Mary Comes to Me, launched in September 2025?

91. In June 2025, which Indian state withdrew the three-language policy for schools and formed a committee headed by educationist Narendra Jadhav to suggest the way forward?

92. Which athlete broke the Australian national 200 m record with a time of 20.02 seconds at the Golden Spike meet in Ostrava in 2025?

93. Which of the following days marks the anniversary of the entry into force of the United Nations Charter (the day the UN was formally established)?

94. Which of the following missions led to the establishment of a National Biobank at the CSIR–Institute of Genomics and Integrative Biology (IGIB), New Delhi, in July 2025?

95. Which project by Ministry of IT won the Gold Award for using new technologies to help citizens at the 22 nd National Awards for e-Governance 2025?

96. The Environment Audit Rules, 2025, are aligned with which national reform agenda in India?

97. As stated by French President Emmanuel Macron on 9 June 2025, how many countries had ratified the High Seas Treaty by that date?

98. Who among the following was appointed as the new Securities and Exchange Board of India (SEBI) Chairman in February 2025, becoming the first serving Finance Secretary to assume the role?