Group D — Test 38

01. Which element has mass number 27 and 14 neutrons present in it?

02. Which of the following statements is correct about the concept of 'molecules of compounds'?

03. Which of the following is NOT correct?

04. The energy possessed by a body due to its position or configuration is called ________.

05. Which of the following is NOT an advantage of short-duration crop varieties?

06. Which of the following elements is classified exclusively as a non-metal under standard conditions?

07. If both current and resistance are halved, the power reduces to _______.

08. Which of the following solutions will contain the highest concentration of H ⁺ ions?

09. In a starch test using a variegated leaf, what is the purpose of adding iodine solution at the end?

10. Covalent bonds are formed by:

11. Which of the following compounds is a saturated hydrocarbon?

12. Which mirror is used by a dentist to see the inside of a patient’s mouth?

13. How long does an unfertilised egg typically survive in the female reproductive tract?

14. A particle moves in a circle of radius 1.5 m with angular velocity 3 rad/s. What will the ratio of its linear velocity to angular velocity be?

15. What is associated with a metallic wire carrying an electric current?

16. Read the following statements carefully and select the correct option. Assertion (A): In the reaction of copper with oxygen, oxygen acts as the reducing agent. Reason (R): Oxygen adds to copper forming copper oxide.

17. Which feature of Spirogyra allows fragmentation to be successful?

18. An object floats on water if ________.

19. Why is a transportation system essential for excretion in multicellular organisms?

20. Which of the following is a crop variety improvement method by introducing a gene that would provide the desired characteristics?

21. Which compound is used to prepare bleaching powder?

22. Which of the following organs is a part of the human female reproductive system?

23. Why does the growth of an onion root stop after its tip is cut?

24. Which of the following statements about the centre of curvature of a spherical mirror is NOT true?

25. At present, Amar is 5 years younger than Ravi. After four years from now, Ravi will be twice as old as Amar. Find Amar’s present age (in years).

26. The average age of 51 students of a class is 21 years. If the age of the teacher is also included, the average age of the whole group becomes 22 years. The age (in years) of the teacher is:

27. 8 men and 3 women can complete a piece of work in 15 days, and 14 men and 19 women can complete the same work in 5 days. The work of how many women is equivalent to that of one man?

28. Consider a cube of edge 5 cm and a cuboid with dimensions 7 × 4 × 2cm. Which of them has the larger volume?

29. A certain sum of money amounts to ₹12,000 in 3 years and ₹16,000 in 5 years on simple interest. Find the principal.

30. A train overtakes two people walking along a railway track. The first person walks at 7.2 km/hr, and the second person walks at 14.4 km/hr. The train takes 29.9 seconds to pass the first person and 43.7 seconds to pass the second person. What is the speed of the train if both are walking in the same direction as the train?

31. An Uber cab covers a distance of 640 km in 80 hours. What is its speed in km/hr?

32. Meera purchased 23 bracelets at ₹160 each. At what rate per bracelet must she sell them to earn a 15% profit?

33. In an election with three candidates—Ram, Mohan, and Sohan—10% of the total votes cast were invalid. Sohan received 40% of the valid votes. If Ram got 2,000 more valid votes than Mohan and the total number of votes cast was 10,000, what is the remainder when Ram's votes are divided by Mohan's votes?

34. A rectangle's length is three times its width. If its perimeter is 160 cm, then its width (in cm) is:

35. If the mode of the given data is 22.75, find the median. (Round off to two decimal places) Class Interval 0-7 7-14 14-21 21-28 28-35 35-42 Frequency 1 7 9 11 X 3

36. Simplify the following expression. (8 × 8 − 8 + 4) ÷ 10 + (4 × 4 + 4 + 4 ÷ 4) × 3 + 2 of 26 ÷ 4

37. still gains 40%. Find the marked price of the laptop.

38. The length, breadth and height of a room are in the ratio 3 : 2 : 1. If the breadth and height are each reduced to half their original values while the length is doubled, find the percentage change (rounded off to two decimal places) in the total surface area of the room.

39. The cost price of the box of sharpener is ₹1,150. The shopkeeper gave 12% discount on the cost price. What is the selling price (in ₹)? 641

40. If the exterior angles obtained on producing the base YZ of a triangle XYZ in both ways are 110° and 115°, then the measure of ∠ X is:

41. Prakhar and Riya together invested ₹31,600 in a business. At the end of the year, out of a total profit of ₹7,900, Prakhar's share was ₹1,400. What was the investment of Prakhar?

42. Find the greatest possible length which can be used to measure exactly the lengths 42 m, 63 m and 140 m.

43. If the third proportional of 4 and 24 is x, then what is the value of x?

44. What must be the total percentage change in the volume of a cuboid, if it's length and breadth are decreased by 10% and 20% respectively, while it's height is increased by 35%?

45. If 20% of a number is added to 90, then the result is the same number. 60% of the same number is:

46. A, B and C can complete a piece of work in 3, 6 and 2 days, respectively. How long (in days) will they take to complete thrice the same work, working together? 2518

47. code for ‘D’ in that language?

48. Suraj starts from Point A and travels 8 km to the north. He then takes a right turn and travels 9 km, takes another right turn and travels 10 km, then takes a left turn and travels 5 km. Finally, he takes a left turn and travels 2 km to reach Point B. How far (shortest distance) and in which direction must he travel to return to Point A? (All turns are 90° turns only unless specified.)

49. 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) 7 7 7 8 5 4 1 7 5 1 9 4 5 8 1 1 4 5 1 2 8 6 9 7 4 2 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? 15219

50. XVYC is related to DBEI in a certain way based on the English alphabetical order. In the same way, PNQU is related to VTWA. To which of the given options is BZCG related, following the same logic?

51. Which of the following letter-number clusters will replace the question mark (?) in the given series to make it logically complete? GJD24 HKE33 ILF42 JMG51 ?

52. 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 is the letter-cluster 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.)

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: All bins are cans. All plastics are cans. Conclusions: (I): Some bins are plastics. (II): Some cans are plastics.

54. way, ZOHW is related to FQNY. To which of the given options is RUZC related, following the same logic? 9949

55. Select the pair which follows the same pattern as that followed by the two set of pairs given below. Both pairs follow the same pattern. KIJ−NLM YWX−BZA 6439

56. 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) 7 9 1 8 4 2 5 6 3 8 7 1 9 (Right) How many odd numbers are there which are immediately followed by even numbers?

57. 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 letter-cluster pair 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.)

58. What should come in place of the question mark (?) in the given series based on the English alphabetical order? OSJ MQH KOF IMD ?

59. Town W is to the south of Town X. Town Y is to the east of Town W. Town Z is to the north of Town Y. Town A is to the west of Town Z. Town X is to the north-east of Town A. What is the position of Town W with respect to Town A?

60. Five people, A, B, C, D and E are sitting in a row, facing north. D sits at the extreme left end of the line. E sits third to the right of A. B sits to the immediate right of A. How many people sit(s) between D and E? 6099

61. 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: Some Reds are Emeralds. No Emeralds are Magentas. All Magentas are Greens. Conclusion (I): Some Magentas are Emeralds Conclusion (II): Some Emeralds are Greens

62. What should come in place of the question mark (?) in the given series? 101 105 114 130 155 ?

63. If + means −, − means ×, × means ÷, ÷ means +, then what will come in place of the question mark (?) in the following equation? 253 − 2 ÷ 413 + 1313 × 13 = ?

64. A, B, C, D, E, F and G are sitting around a circular table facing the centre. B sits third to the left of D. A sits second to the left of G. D is the immediate neighbour of both C and A. E is not an immediate neighbour of B. How many people sit between E and F when counted from the right of E?

65. In a certain code language, A + B means ‘A is the sister of B’, A @ B means ‘A is the brother of B’, A − B means ‘A is the wife of B’, and A # B means ‘A is the father of B’. How is O related to V if ‘O @ P − T # G + V’?

66. In a certain code language, ‘van oak canoe’ is coded as ‘cs vd zb’ and ‘canoe jet wheat’ is coded as ‘vc cs uw’. How is ‘canoe’ coded in that language?

67. Seema ranked 14 th from the bottom and 42 th from the top in her class. How many students are there in her class?

68. Each of the digits in the number 3472618 is arranged in ascending order from left to right. The position of how many digits will remain unchanged as compared to that in the original number?

69. Seven boxes, A, B, C, D, I, J, and K, are kept one over the other but not necessarily in the same order. Only two boxes are kept below I. Only one box is kept above J. Only one box is kept between J and K. B is kept immediately above C. D is kept at some place below A. How many boxes are kept between A and B?

70. Which of the following numbers will replace the question marks (?) in the given series? 10, 2, 15, 3, 20, 5, 25, 7, ?, ?

71. to be done from left to right only. All numbers are single-digit numbers only. (Left) 3 @ © 6 5 € € 3 3 8 € % 2 7 6 # 7 * £ € 9 $ (Right) How many such symbols are there, each of which is immediately preceded by a number and also immediately followed by a number?

72. M, N, O, P, W, X and Y are sitting around a circular table facing the centre of the table. Only one person sits between P and O when counted from the right of P. Only one person sits between O and X when counted from the right of O. Only one person sits between P and W when counted from the right of W. Only two people sit between N and X when counted from the left of X. Only one person sits between M and W when counted from the left of W. Who sits third to the right of Y?

73. 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) 8 7 * @ © 9 # % £ © * % © 2 * © 4 8 2 4 5 @ (Right) How many such numbers are there, each of which is immediately preceded by a number and also immediately followed by a symbol?

74. 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 its constituent digits. E.g. 13 – Operations on 13 such as adding / subtracting /multiplying etc. to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed.) (5, 31, 6) (3, 16, 5) 547

75. What will come in place of the question mark (?) in the following equation, if ‘+’ and ‘−’ are interchanged and ‘×’ and ‘÷’ are interchanged? 139 ÷ 7 + 341 × 11 − 41 = ?

76. What should come in place of the question mark (?) in the given series? 18 27 39 54 ?

77. In 2025, which institution was directed by the National Green Tribunal to assess the ultraviolet sewage treatment technology?

78. In August 2025, the Indian Army, together with IIT Madras, set up a research centre on the IIT Madras campus called ______.

79. What is the maximum number of lenders allowed per borrower under new Microfinance Institutions Network (MFIN) rules which came into effect from 1 April 2025?

80. Which edition of the Offshore Security Coordination Committee (OSCC) was held in New Delhi in June 2025 (led by the Indian Coast guard) with a key focus to evaluate offshore infrastructure security and develop better multi-agency?

81. What does the Waqf (Amendment) Act, 2025, prohibit unless female heirs receive their inheritance first?

82. What is the aim of the Digital Twin with AI-Driven Insights initiative showcased at India Mobile Congress 2025?

83. Who won the 2025 World Junior Chess Championship?

84. What was the theme of the World Food Forum (WFF) held in Rome from 14-18 October 2024?

85. Where was the first edition of the 2025 Kho Kho World Cup held in January 2025?

86. Which of the following administrative bodies has been designated the nodal agency for the 'Viksit Bharat @2047' programme in 2025?

87. How does the Mizzo Endo 4000, launched in 2025, improve clinical outcomes compared to conventional laparoscopic procedures?

88. In June 2025, the Reserve Bank of India (RBI) imposed a monetary penalty of ₹29.60 lakh (Rupees Twenty Nine Lakh Sixty Thousand only) on which of the following institutions for non-compliance with certain directions issued by RBI on ‘Licensing of Payments Banks’ on 6 June 2025?

89. Which city was chosen to host a major five-day Sumo wrestling tournament in 2025?

90. Who among the following has been elected the President of the Confederation of Indian Industry (CII) for 2025–26?

91. following?

92. Which state government has initiated transformative industrial reform campaign called Udyog Kranti in June 2025?

93. Which prestigious award did hockey player Harmanpreet Singh receive from President Droupadi Murmu at a specially organised function at Rashtrapati Bhavan in January 2025?

94. What is the name of the women’s wellness space inaugurated by the Department of Legal Affairs, Ministry of Law and Justice in July 2025?

95. Which academy was the runner-up in the Bakshi Cup 2025?

96. In November 2025, the Standing Committee of the National Board for Wildlife approved several defence and paramilitary projects in which of the following protected areas?