Group D — Test 89

01. A girl clapped her hands near a cliff and heard the echo after 4 s. What is the distance of the cliff from the girl if the speed of the sound is taken as 320 m s –1 ?

02. Which of the following is/are true about the acceleration due to gravity? (i) The value of acceleration due to gravity depends on the mass of the object falling under the effect of gravity. (ii) The value of acceleration due to gravity is universally constant.

03. Which of the following types of reactions is a neutralisation reaction?

04. The regular changes in the ovary and uterus during egg formation is called ________.

05. What happens to the magnetic field strength produced by a circular coil if the number of turns (n) is increased while keeping the current constant?

06. From a distance–time graph, an object moves from point A to point B, covering a distance (s 2 − s 1 ) in time (t 2 − t 1 ). Which of the following correctly represents the speed (v) of the object?

07. What is the best way to manage non-biodegradable waste such as plastic?

08. When the terminal phosphate linkage in ATP is broken using water, the energy equivalent to ______ kJ/mol is released.

09. Which feature is common to all solids?

10. What does the presence of parallel straight magnetic field lines inside a solenoid indicate?

11. Which of the following is NOT correct according to the sign convention for spherical lenses?

12. In uniform circular motion, the direction of velocity of an object is:

13. The sulphide ores of metals, which lie in the middle of activity series, are first converted to oxides. The necessary condition for this conversion is:

14. The sexually transmitted disease AIDS is caused by which of the following?

15. Which of the following statements is correct about the absolute refractive index?

16. According to Bohr’s model of an atom, the ‘M’ shell is represented by the principal quantum number ‘n’ equal to:

17. Which one of the following is NOT a tissue?

18. What is typically involved in an addition reaction?

19. Which of the following statements is/are NOT true regarding the work done by a constant force acting on a body? (i) The work done by the force can never be negative. (ii) If the direction of the force and displacement of the body is same, the work done will be positive. (iii) The S.I. unit of work done is Pascal.

20. Where are protons found in an atom?

21. What does variation within a species ensure?

22. Why does the temperature of ice remain constant during the melting of ice?

23. Rough endoplasmic reticulum (RER) bears _____ for protein synthesis, while smooth endoplasmic reticulum (SER) synthesizes _____.

24. In the reaction CuO + H ₂ → Cu + H ₂ O, which substance is oxidised?

25. How is the timely sowing of crops helpful for the farmer?

26. In an election, there are two candidates. The winner obtains 49% votes of the total number of voters in the electoral list and defeats the other contestant by 120 votes. If 10% of the voters did not vote, find the total number of voters in the electoral list.

27. A shopkeeper buys a toy for ₹388 and sells it for ₹485. Find his profit percentage.

28. The sum of three numbers is 270. If the ratio of the second number to the first number is 2:12 and that of the third number to the second number is 5:10, then find the second number.

29. The average of first 8 odd natural numbers, is:

30. The product of two numbers is 324 and their HCF is 3. Then their LCM will be:

31. 4 : 4 while the areas of the three adjacent faces of a cuboidal box are 160 cm 2 , 64 cm 2 and 40 cm 2 , respectively. Find the lateral surface area of the box (in cm 2 ).

32. The marked price of a washing machine is ₹45,000. A shopkeeper allows a discount of 44% and gets a profit of 80%. What is the cost price of the washing machine?

33. Find the single equivalent discount (rounded off to two decimal places) for successive discounts of 18%, 6% and 25%.

34. The average age of 48 students of a class is 19 years. If the age of the teacher is also included, the average age of the whole group becomes 20 years. The age (in years) of the teacher is:

35.  

36. The ratio of numbers of girls and boys participating in sports of a school is 1 : 7. If the number of girls is 300, determine the number of boys participating in the sports. 5894

37. A, B and C can do a piece of work in 3, 6 and 6 days, respectively. How long (in days) will they take to do twice the same work, working together?

38. A car goes to a place at a speed of 24 km/hr and returns from there at a speed of 28 km/hr. The average speed (in km/hr, rounded off to 2 decimal places) of the car in the entire journey is:

39. The number of prime numbers lying between 376 and 384 is:

40. An employee claims ₹20 for each kilometre when he travels by taxi and ₹10 for each kilometre if he travels by his own car. In one week, he claimed ₹2,200 for travelling 120 km. How many kilometres did he travel by taxi?

41. The amount on a sum of ₹4,200 at 10% per annum compound interest, compounded annually, in 2 years will be:

42. In a quadrilateral IJKL, ∠ I = 11° and ∠ J = 79°. The bisectors of ∠ K and ∠ L meet at Z. What is the measure of ∠ LZK?

43. If Akhil is as much older than Vijay as he is younger than Karthik, and sum of the ages of Vijay and Karthik is 84 years, then find the age of Akhil.

44. If the length of a cuboid is 21 cm, breadth is 2 cm and the volume of the cuboid is 9198 cm 3 , then find the height of the cuboid.

45. 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.)

46. A, B, C, D, N, O and P are sitting in a straight line, facing north. Only two people sit between D and P. Only C sits to the right of O. Only one person sits between P and O. A sits at some place to the right of N but at some place to the left of B. How many people sit between B and N?

47. Mr. Zzz ranked 14 th from the top and 67 th from the bottom in his class. How many students are there in his class?

48. If 1 is added to each even digit and 1 is subtracted from each odd digit in the number 716324598, what will be the sum of all the odd digits in the new number thus formed?

49. 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? 17 D 4 B 3 C 54 A 9 = ?

50. In a certain code language, ‘LEASK’ is coded as ‘76432’ and ‘KASEY’ is coded as ‘46837’. What is the code for ‘L’ in that language?

51. 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. (Left) 5 8 5 6 1 8 6 8 5 1 5 8 8 8 9 4 1 6 1 8 4 2 5 4 3 2 1 2 6 (Right) How many such odd digits are there, each of which is immediately preceded by an even digit and also immediately followed by an even digit?

52. OILQ is related to SMPU in a certain way based on the English alphabetical order. In the same way, KEHM is related to OILQ. To which of the given options is TNQV related, following the same logic?

53. What should come in place of the question mark (?) in the given series? 20 32 46 62 80 ?

54. What will come in place of the question mark (?) in the following equation if ‘+’ and ‘−’ are interchanged and ‘×’ and ‘÷’ are interchanged? 8 − 7 ÷ 39 × 13 + 12 = ?

55. What should come in place of the question mark (?) in the given series based on the English alphabetical order? DER UVI LMZ CDQ ?

56. In a row of 47 people facing north, Umesh is 15 th from the right end. If Ketan sits 19 th to the left of Umesh, what is Ketan’s position from the left end of the line?

57. What should come in place of the question mark (?) in the given series? 18 19 23 32 48 ?

58. Asim starts from Point A and drives 60 km towards the west. He then takes a right turn, drives 55 km, turns right and drives 64 km. He then takes a right turn and drives 71 km. He takes a final right turn, drives 4 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.)

59. XD 15 is related to BG 20 in a certain way. In the same way, MT 25 is related to QW 30. To which of the given options is LR 10 related, following the same logic?

60. 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) 2 1 7 8 7 4 3 8 5 7 5 2 9 5 3 2 3 2 1 6 1 7 7 5 2 3 1 (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? 4398

61. In the following triad, each group of letters is related to the subsequent one following a certain logic. Select from the given options, the one which follows the same logic. INKS - KINS - SKNI READ - ARED - DAER

62. 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 peas are carrots. All carrots are turnips. Conclusions: (I) Some turnips are carrots. (II) All peas are turnips.

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

64. In a certain code language, A+ B means ‘A is the son of B’, A - B means ‘A is the brother of B’, A x B means ‘A is the wife of B’, and A & B means ‘A is the father of B’. How is K related to V if ‘K+T&RxZ-V’?

65. 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.)

66. 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 hats are mats. All hats are cats. All dogs are cats. Conclusions: (I) All dogs are mats. (II) Some cats are mats.

67. Which of the given letter-number clusters will replace the question mark (?) in the following series to make it logically complete? QRP 64 STR 54 UVT 44 WXV 34 ?

68. What should come in place of the question mark (?) in the given series? 12 18 6 24 ? 30

69. 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 to/subtracting from/multiplying with 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed.) (15, 6, 11) (24, 15, 20)

70. In a certain code language, ‘time heals wound’ is coded as ‘dj yk eb’ and ‘let time reveal’ is coded as ‘fx ov yk’. How is ‘time’ coded in that language?

71. Ashish starts from Point K and drives 12 km towards the east. He then takes a right turn; drives 10 km; turns left and drives 3 km. He then takes a right turn and drives 5 km. He then takes a right turn and drives 18 km. He takes a final right turn; drives 15 km and stops at Point Z. How far (shortest distance) and in which direction is Point Z with respect to Point K? (All turns are 90 degree turns only unless specified.)

72. 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. (Left) 6 2 5 6 9 1 6 7 6 3 4 7 9 3 7 7 4 5 7 7 6 3 5 6 5 1 3 (Right) How many such odd numbers are there, each of which is immediately preceded by an odd number and also immediately followed by an even number?

73. Seven people (A, B, C, D, E, F and G) are sitting around a circular table, facing towards the centre. C is an immediate neighbour of both A and D. B sits to the immediate left of D. A sits second to the left of F. G is an immediate neighbour of both B and F. Who is sitting to the immediate right of A?

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

75. The inaugural Fit India Carnival, a three-day celebration of fitness and wellness, was held in March 2025. In which city did this pioneering event take place?

76. In October 2024, which state government launched India’s first integrated state-level Cyber Command and Control Centre to serve as a comprehensive hub for handling grievances through multiple channels, including a helpline, web portal and mobile app?

77. In July 2025, which global insurance giant entered into a binding agreement with Jio Financial Services to form a 50:50 reinsurance joint venture?

78. Which of the following Indian Army regiments participated in the Mitra Shakti-2025 exercise?

79. In September 2025, what move did Karnataka take to address unemployment by building future-ready workforce capacity?

80. In June 2025, which disease was officially declared eliminated in India by the World Health Organization (WHO), marking a major public health milestone?

81. Which of the following international organizations was founded in 1945 to promote peace, security and cooperation among countries worldwide?

82. Which of the following political parties won the most seats in the 2025 Bihar Legislative Assembly election?

83. Which cricketer earned the prestigious title of ICC Men’s Test Cricketer of the Year for 2024?

84. In the 2025 Uttarakhand flash flood that occurred on 5 August 2025, which Himalayan village on the route to Gangotri Dham was devastated by a torrent of water, mud and debris?

85. From 1 August 2025, what is the new minimum average monthly balance (MAB) ICICI Bank requires for savings accounts in metro and urban areas for new customers?

86. The new logo unveiled by the Ministry of Statistics & Programme Implementation (MoSPI) conveys which core theme that highlights the importance of official statistics in national progress?

87. Which of the following organizations released the report titled the State of World’s Forests, 2025, in May 2025?

88. Which of the following associations organised the 2 nd Federation Gatka Cup 2025 in Bengaluru in November 2025?

89. The National Tourism Day was celebrated in India on which date in 2025?

90. Which swimmer set multiple WRs in the 400 m freestyle, 200 m IM, and 400 m IM during the World Short Course Swimming Championships in Budapest, Hungary, 2024?

91. In May 2025, which state / union territory government mandated rooftop sprinkler systems on high-rise buildings?

92. Which of the following national parks was highlighted in 2025 as a leading grassland bird habitat after its inaugural survey recorded 43 grassland bird species (including Finn’s Weaver and Bengal Florican)?

93. In June 2025, who set a new world record of 6.28 m in the men’s pole vault at the 2025 Stockholm Diamond League?

94. In which Union Budget was the Prime Minister Dhan-Dhaanya Krishi Yojana announced by the Government of India?