Group D — Test 99

01. In a v–t graph for uniform acceleration, which of the following is NOT correct?

02. Substitution reaction involves:

03. Which of the following acts as an olfactory indicator in acid-base reactions?

04. When iron filings are mixed with sulfur powder and the mixture is heated, a black substance called iron sulfide is formed. Which statement best describes the changes involved?

05. Which trophic level represents maximum concentration of pesticides by biological magnification?

06. Which of the following devices works on Archimedes’ principle?

07. Which of the following represents a similarity between chloroplast and Mitochondria?

08. When a person stands stationary on the ground, the force of gravity exerted by the Earth on the person (Action) and the normal force exerted by the ground on the person (Reaction) are equal and opposite. Is this an action-reaction pair, according to Newton's Third Law?

09. Fertilization in females usually occurs in which region of the reproductive system?

10. If several rays of light parallel to the principal axis are falling on a convex lens, which of the following statements is correct for the refracted ray?

11. What is a necessary property of the electrolyte used during the refining of metals by electrolysis?

12. The molecular mass of a compound is 63 u. If it contains one hydrogen atom and three oxygen atoms, the atomic mass of the remaining element is :

13. Which of the following fish production methods are done in the region of Kashmir?

14. The kinetic energy of an object of mass m moving with a velocity v is 25 J. What will be its kinetic energy when its velocity is increased three times (3v)?

15. Galvanisation protects iron from rusting by coating it with a thin layer of:

16. If the wavelength of light is 600 nm and its speed is 3 × 10 ⁸ m/s, the frequency is approximately ________.

17. Which of the following changes can be regarded as part of sexual maturation in human males?

18. Which of the following cell structures helps amoeba to acquire its food material?

19. Which of the following factors primarily determines the size of an atom?

20. An object is placed at 80 cm on the left of a convex lens of focal length 40 cm. Where should a screen be placed to right of the lens so that the image formed is real, inverted and same sized?

21. Why does the blue colour of copper sulphate solution fade when an iron nail is dipped in it?

22. Match the following plants with their correct modes of seed dispersal. Column A Column B

23. If a conductor has a potential difference of 1 volt across its ends and a current of 1 ampere flows through it, what is its resistance?

24. Which cell organelles in a leaf contain chlorophyll necessary for photosynthesis?

25. Under what spatial condition is the magnitude of the force acting on a current-carrying conductor placed in a uniform magnetic field observed to be the highest?

26. ₹5,398 is divided among X, Y, and Z in such a way that if ₹16, ₹15, and ₹75 be deducted from their respective shares, they have money in the ratio 2 : 21 : 4. Find the difference between the Y’s and Z’s original shares.

27. The outer and inner diameters of a hollow cylindrical pipe are 10 cm and 6 cm, respectively. If its length is 21 cm, then its total surface area is:

28.  

29. Successive discounts of 2% and 21% are equivalent to what single discount?

30. The expenditure of Sudha is 175% more than her savings. If her expenditure decreases by 12% and savings increase by 40.5%, then by what percentage does her income increase?

31. Bina sells an article to Shyam at a 19% loss for ₹4,860. Shyam then sells it to Hari for the price Bina would have needed to sell to make a 17% profit. What is Shyam’s profit?

32. Two pipes, M and N, can fill a tank in 10 minutes and 15 minutes, respectively. Both pipes are opened together but after 5 minutes, pipe M is turned off. What is the total time required to fill the tank?

33. The mode and median of a data are 46.2 and 40, respectively. What is the mean of the data? (Use empirical formula.)

34. The H.C.F. and the L.C.M. of two numbers are 18 and 1296, respectively. If one of the numbers is 162, find the other one.

35. Rahul's monthly expenditure is 75% of his monthly income. If the monthly savings are ₹10,000, calculate his monthly income. 1278

36. The amount on a sum of ₹3,300 at 10% per annum compound interest, compounded annually, in 2 years will be:

37. A farmer wants to prepare 20 kg of fertiliser mixture containing 42% nitrogen by mixing two types of fertilisers, A and B. Fertiliser A contains 30% nitrogen, and fertiliser B contains 50% nitrogen. How many kilograms of each fertiliser should he mix?

38. A and B started moving at the same time towards each other from points X and Y, respectively. After meeting on the way, A and B took 90.9 hours and p hours, respectively, to reach Y and X, respectively. If the speed of B is 50% more than that of A, then what is the value of p? 3518

39. P and Q together can fill a cistern with water in 3 hours. If P alone can fill the cistern with water in 12 hours, then in how many hours will Q alone fill one-fourth of the same cistern with water? 1415

40. If the surface area of a sphere is 5544 cm 2 , then find its diameter (in cm). (Use π = 22/7)

41. Five years ago, the ratio of Priya’s age to Meera’s age was 3 : 2. The difference of their present ages is 10 years. What is Meera’s current age?

42. If ₹2,239 is divided among 269 children such that each girl and each boy get ₹7 and ₹9, respectively, then how many boys are there? 5888

43. If sec 2 A + cosec 2 A = 13, and A is an acute angle, then find the value of tan 2 A + cot 2 A.

44. Rashmi buys 34 mobile stands for ₹6,800. Now, she decides to start a small business by selling these stands. How many mobile stands can she buy for ₹13,600?

45. The average of 6.5, 10.7, 20.2 and a is 15. The value of a is:

46. From the salary of an officer, 10% is deducted as house rent. Of the remaining amount, he spends 20% on conveyance, 20% of the rest on income tax, and 10% of the balance on clothes. He is left with ₹23,328. What is his total salary?

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

48. J, K, L, M, N and O are sitting around a circular table facing the centre. N is an immediate neighbour of both L and M. J is sitting to the immediate left of L. K is sitting third to the right of N. How many people sit between J and M when counted from the left of M?

49. All 133 people are standing in a row facing north. Mr. Lkj is 24th from the right end while Mr. Ihg is 33rd from the left end. How many people are there between Mr. Lkj and Mr. Ihg?

50. If '+' means 'subtraction', '−' means 'multiplication', '×' means 'division' and '÷' means 'addition', then what will come in place of the question mark (?) in the following equation? 19 + 32 × 4 ÷ 9 − 3 = ?

51. What should come in place of ‘?’ in the given series? 155 163 179 187 203 ?

52. What will come in the place of the question mark (?) in the following equation, if ‘+’ and ‘−’ are interchanged and ‘×’ and ‘÷’ are interchanged? 170 ÷ 2 − 150 ÷ 2 + 254 × 2 − 156 × 3 − 10 = ?

53. Read the given statement(s) 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 statement(s). Statements: Some cookies are juices. All juices are breads. Conclusion (I): Some breads are cookies Conclusion (II): No cookie is a bread

54. Deepu starts from point K and drives 12 km towards the East. He then takes a left turn, drives 6 km, turns right, and drives 3 km. He then takes a right turn and drives 6 km. Finally, he takes a right turn, drives 5 km, and stops at point P. How far (shortest distance) and towards which direction should he drive in order to reach point K again? (All turns are 90 degrees turns only unless specified).

55. 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’ A @ B means ‘ A is the father of B’ Based on the above, how is L related to R if ‘L × O # V + E @ R’?

56. Based on the alphabetical order, three of the following four are alike in a certain way and thus form a group. Which is the one 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)

57. Which of the following letter-number clusters will replace the question mark (?) in the given series to make it logically complete? DHK31 EIL40 FJM49 GKN58 ?

58. Which of the following letter-number clusters will replace the question mark (?) in the given series to make it logically complete? XUE 19, BYI 27, FCM 35, JGQ 43, ? 9642

59. IKLO is related to XZAD in a certain way based on the English alphabetical order. In the same way, QSTW is related to FHIL. To which of the following options is JLMP related to, following the same logic?

60. This question is based on the five, three-digit numbers given below. (Left) 475 326 157 761 829 (Right) (Example- 697 – First digit = 6, second digit = 9 and third digit = 7) NOTE - All operations to be done from left to right. If all the numbers are arranged in ascending order, the position of how many numbers will remain unchanged?

61. If 3 is added to each odd digit and 2 is subtracted from each even digit in the number 5341256, what will be difference between the highest and lowest digits in the number thus formed?

62. Seven people, S, Q, U, A, R, E and D are sitting in a row, facing north. Only two people sit between U and E. Only Q sits to the right of D. Only one person sits between E and D. S sits at some place to the right of A but at some place to the left of R. How many people sit between R and A?

63. Based on the alphabetical order, three of the following four are alike in a certain way and thus form a group. Which is the one 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)

64. What should come in place of the question mark (?) in the given series? 32 42 57 77 102 ? 6047

65. Refer to the following letter series and answer the question. (Left) C X Z A L P W T M D B R O J K F G V Q H E N (Right) What is the position of letter "L" in the series from the left end? 5695

66. Fawad starts from Point A and drives 13 km towards the North. He then takes a right turn, drives 11 km, turns right and drives 14 km. He then takes a right turn and drives 12 km. He takes a final right turn, drives 1 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) 7014

67. DUBW is related to PGNI in a certain way based on the English alphabetical order. In the same way, ZQXS is related to LCJE. To which of the following options is JAHC related to, following the same logic?

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

69. Preeti ranked 9th from the bottom and 8th from the top in her class. How many students are there in her class?

70. Six people, A, B, C, D, E and F, are sitting in a row, facing north. Only two people sit to the left of F. Only one person sits between D and E. F sits to the immediate left of D. A sits to the immediate right of C. B sits third to the right of A. Who sits at the extreme left end of the line?

71. What should come in place of the question mark (?) in the given series? 57 68 79 90 101 ?

72. In a certain code language, ‘LEMA’ is coded as ‘5681’ and ‘ALES’ is coded as ‘6513’. What is the code for ‘S’ in the given code language?

73. In a certain code language, ‘MULE’ is coded as ‘7536’ and ‘LUKE’ is coded as ‘6723’. What is the code for ‘K’ in that language?

74. 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 grapes are oranges. All oranges are apples. Conclusions: (I) Some grapes are apples. (II) All apples are oranges.

75. Select the pair which follows the same pattern as that followed by the two pairs given below. Both pairs follow the same pattern. BKQ:FOU DJM:HNQ

76. 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.) (188, 47, 45) (224, 56, 54) 6780

77. As per Copernicus Climate Change Service (C3S), January 2025, which Indian city experienced record-breaking air pollution levels in January 2025 due to temperature inversion and climate change effects?

78. In March 2025, which national park became India’s 58th tiger reserve?

79. According to the World Bank’s Gini Index for 2025, which country has been ranked as the fourth most equal in terms of income distribution?

80. At the 2025 Laureus World Sports Awards in Madrid, who won the Laureus World Sportswoman of the Year in the football category?

81. According to the 2024 report by the United Nations Inter-agency Group for Child Mortality Estimation (UN IGME), India achieved a major milestone by reducing the percentage of zero-dose children from 0.11% in 2023 to what percentage in 2024?

82. Who inaugurated the Esports Conclave 2025 in New Delhi?

83. On 26 March 2025, the DRDO and the Indian Navy successfully conducted a flight-test of which missile from the Integrated Test Range (ITR), Chandipur?

84. In February 2025, the Insurance Regulatory and Development Authority of India (IRDAI) issued a circular enabling customers to block premium payment via which method for life and health policies?

85. What was the main objective of the Tri Services Academia Technology Symposium (T- SATS) held in 2025?

86. Which country won the FIH Hockey Pro League 2024-25 (Men) held at the iconic Kalinga Hockey Stadium in Bhubaneswar ?

87. Which Indian documentary received the World Cinema Documentary Special Jury Award for Craft at Sundance 2025?

88. Which of the following was the full-fledged annual Summit of the Shanghai Cooperation Organization (SCO) held in 2025, where multilateral cooperation, economic resilience, and Global-South development priorities were strongly emphasized?

89. The Union Government launched a new climate resilience program in January 2025 to tackle extreme weather events. What is the name of this initiative?

90. Which among the following banks appointed Rajiv Anand as Chief Executive Officer (CEO) for a three-year term starting August 25, 2025?

91. At the 15th South Asian Bodybuilding and Physique Sports Championships 2025 held in Bhutan, which Indian athlete won the gold medal in the Women’s Model Physique up to 155 cm event?

92. In December 2025, which institution launched India’s first incubator-linked deep technology venture capital fund named “Y-Point Venture Capital Fund”?

93. Who was honored with the Satyajit Ray Memorial Award at the 21st Third Eye Asian Film Festival in 2025?

94. What was the purpose of the Banking Laws (Amendment) Act, 2025?

95. In October 2024, which two countries reached a historic political agreement on the return of Mauritian sovereignty over the Chagos Archipelago, including Diego Garcia?

96. The Immigration and Foreigners Act, 2025 introduces which major reform for foreign visitors?