Group D — Test 85

01. Which of the following increases the rate of evaporation?

02. A person shows high blood sugar levels even after eating small amounts of food. What may be the cause?

03. Match the following pH change and its effect. Column A (Change) Column B (Effect)

04. In the given reaction, which of the following reactants has undergone oxidation? PbO + H 2 → Pb + H 2 O

05. Which part of the flower protects the ovule and later transforms into the fruit?

06. Select the option that is true regarding the following two statements labelled Assertion (A) and Reason (R). Assertion (A): Vasectomy leads to loss of sexual drive in males. Reason (R): It involves removal of the testes.

07. Why is variation important in a population of organisms?

08. Read the given statements carefully and select the correct option. Statement 1: Fleming’s left-hand rule is used to find the direction of force (motion) on a current-carrying conductor placed in a magnetic field. Statement 2: The force on the conductor acts perpendicular to both the current and the magnetic field.

09. Read the given Assertion (A) and Reason (R) carefully and select the correct option. (A): Sound waves are transverse waves. (R): Sound waves require a material medium for their propagation.

10. The atomic number of an element is equal to which of the following?

11. Which element is necessary for the thyroid gland to secrete the thyroxine hormone?

12. In multicellular organisms, why can't simple diffusion alone meet the requirements of all cells?

13. Which characteristic of parallel circuits makes them advantageous over series circuits for connecting multiple electrical gadgets in a house?

14. Which of the following is NOT the characteristic of epithelial tissue?

15. What will be the acceleration due to gravity on a planet whose mass and radius are double that of the Earth? (Take the acceleration due to gravity on Earth as g.)

16. Which of the following mixtures is a suspension?

17. Which of the following compounds would have the highest pH when dissolved in water?

18. In the absence of any external force, a moving body will _______.

19. For a convex mirror, where is the centre of curvature located?

20. Which of the following is NOT a function of the cell wall?

21. To accurately locate the image of an extended object formed by a spherical mirror using a ray diagram, what is the minimum number of reflected rays that must intersect (or appear to intersect)?

22. If the velocity–time graph of an object is curved, it indicates ____________.

23. Which of the following factors increases the rate of evaporation?

24. What do members of a homologous series differ from each other by?

25. Which of the following is an example of negative work?

26. The marked price of a toy truck is ₹3,050, and its selling price is ₹2,220. Find the discount percentage. (Round off the answer to two decimal places.)

27. If the mean proportional of P and 169 is 104, then find the value of P. 5765

28. The average age of 31 students of a class is 35 years. If the age of the teacher is also included, the average age of the whole group becomes 36 years. The age (in years) of the teacher is:

29. The present age of Arman is four times the present age of his cousin, Riya. In 8 years, Arman's age will be three times Riya’s age at that time. What is Arman’s current age?

30. P and Q together can fill a cistern with water in 9 hours. If P alone can fill the cistern with water in 12 hours, then in how many hours will Q alone fill three-fourth of the same cistern with water? 1243

31. Solve : 3 × (10 × (2 2 )) ÷ 20 + 13 − 3 2858

32. Two trains, each 230 meters long, are running parallel to each other in the same direction. The speed of the faster train is 102 km/h and the speed of the slower train is 66 km/h. How long will it take for the faster train to completely pass the slower train?

33. The amount on a sum of ₹2,800 at 20% per annum compound interest, compounded annually, in 2 years will be:

34. A cricketer has an average of 54 runs for 9 innings. In the 10 th inning, he scores 191 runs. By how many runs did his average increase? (Round off the answer to the nearest whole number.)

35. The sides of a triangle are 80 cm, 44 cm, and 52 cm. What is the length of its altitude corresponding to the side with a length of 44 cm?

36. In an election, there are three candidates: A, B, and C. Candidate A gets 40% of the total valid votes, Candidate B gets 30%, and Candidate C gets the remaining votes. If 12% of the total votes were declared invalid and the total number of voters was 25,000, find the number of votes received by Candidate C.

37. 104 men have provisions for 12 weeks. They are joined by 52 men. How long (in weeks) will the provisions last? 2673

38.  

39. A shopkeeper offers the following four schemes.

40. Amit purchases an old scooter for ₹5,600. He spends ₹1,400 on its repairs and sells it to Sumit for ₹7,700. Find the profit percentage of Amit.

41. A cylindrical water tank with an internal radius of 70 cm and a height of 1.5 m is completely filled with water. Water is being pumped out at a rate of 5 litres per second. How long will it take for the water level to drop by 50 cm?

42. If the radius of a sphere is 6 cm, then its surface area is:

43. The sum of three numbers is 840. If the ratio of the second number to the first number is 3 : 13 and that of the third number to the second number is 8 : 12, then find the second number.

44. The cost of 3 apples and 5 bananas is ₹75. The cost of 4 apples and 2 bananas is ₹86. Find the cost of a banana.

45.  

46. Two trains started from station A to B with speeds of 68 km/h and 82 km/h on parallel lines. Find the distance (in km) between the two trains after 2.5 hours.

47. Simplify: [(3x + 4y) 2 − (3x − 4y) 2 ] ÷ (24xy)

48. All 18 students in a class are standing in a row, facing north. Charan is 11 th from the right end, while Prakash is 3 rd from the left end. How many people stand between Charan and Prakash?

49. 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 5 8 5 8 3 1 5 2 6 1 6 3 1 4 2 4 3 7 8 5 9 5 2 8 2 5 (Right) How many such even numbers are there, each of which is immediately preceded by an odd number and also immediately followed by an even number?

50. 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 row?

51. What should come in place of the question mark (?) in the given series? PPR NQO LRL ? HTF

52. What should come in place of the question mark (?) in the given series? 2, 3, 5, 8, 12, 17, ?

53. 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.)

54. 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.)

55. 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) 2 8 1 7 8 7 6 7 5 2 5 3 (Right) How many such odd digits are there, each of which is immediately preceded by an even digit and also immediately followed by an odd digit?

56. Each of the digits in the number 24597831 is arranged in ascending order from left to right. The position(s) of how many digits will remain unchanged as compared to that in the original number?

57. Seven boxes A, B, C, D, P, Q and R are kept one over the other but not necessarily in the same order. No box is kept above Q. Only three boxes are kept between Q and D. Only one box is kept between C and B. B is kept immediately above D. Only four boxes are kept between C and R. A is kept at some place above P. Which box is kept second below A?

58. 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 balls are hens. All vans are hens. Conclusions: (I) Some balls are vans. (II) All hens are vans.

59. In a certain code language, ‘ride those horses’ is coded as ‘dq fn ta’ and ‘horses run wild’ is coded as ‘vy dq si’. How is ‘horses’ coded in the given language?

60. Mr. Pasto starts from point A and drives 11 km towards North. He then takes a left turn, drives 7 km, turns left and drives 13 km. He then takes a left turn and drives 21 km. He takes a final left turn, drives 2 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.) 473

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 conclusions logically follow(s) from the statements. Statements: All torches are keys. All keys are locks. Some locks are batteries. Conclusions: (I): All torches are locks. (II): Some batteries are torches.

62. Currently, the minute hand of a watch is pointing towards the north and the hour hand is pointing towards the east. After two and a half hours, which direction will the minute hand point towards?

63. Select the pair which follows the same pattern as that followed by the two pairs given below. Both pairs follow the same pattern. STW−ZAD PQT−WXA

64. This question is based on the five, three-digit numbers given below. (Left) 582 128 563 183 592 (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 third digit of the highest number is added to the second digit of lowest number?

65. If ‘P’ stands for ‘×’, ‘Q’ stands for ‘÷’, ‘R’ stands for ‘−’ and ‘S’ stands for ‘+’, what will come in place of the question mark (?) in the following equation? (90 Q 15) P 8 R 7 P 4 S (12 P 3) Q 2 = ?

66. This question is based on the five, three-digit numbers given below. (Left) 426 125 357 489 627 (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(s) of how many numbers will remain unchanged?

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

68. Six people, A, B, C, X, Y and Z, are sitting around a circular table, facing towards the centre of the table. Z is sitting to the immediate left of A. B is sitting second to the right of Z. X is an immediate neighbour of both Y and C. Y is not an immediate neighbour of Z. What is the position of B with respect to Y?

69. In a certain code language, QOEX is coded as 50 and WPIU is coded as 42. What is the code for SANR in that language?

70. In the following triads, each group of letters is related to the subsequent one following a certain logic. Select from the given options, the one that follows the same logic. PAST - PSTA - ASPT QUAD - QADU - UAQD

71. What should come in place of the question mark (?) in the given series? 94 102 118 150 214 ?

72. Which of the following letter-number clusters will replace the question mark (?) in the given series to make it logically complete? LKN 58 MLO 65 NMP 72 ONQ 79 ? 6926

73. 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.) 92 - 6 - 86 13 - 8 - 5

74. Select the pair which follows the same pattern as that followed by the two pairs given below. Both pairs follow the same pattern. YAC−GIK QSU−YAC

75. 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 ‘KxT-R+Z&V’?

76. If 1 is added to each odd digit and 2 is subtracted from each even digit in the number 7435681, then what will be the sum of the digits that are third from the left and third from the right?

77. What should come in place of ? in the given series? 17 7 -6 -22 -41 ? 6041

78. Which organisation developed Delhi's first Centre of Excellence for Sports in Dwarka's Sector 8, inaugurated in May 2025?

79. Who won the men’s javelin event at the Ostrava Golden Spike meet in June 2025 by becoming the only athlete to throw beyond 85 metres, with a mark of 85.29 m?

80. What was the Supreme Court's decision on April 28, 2025, regarding a new petition on the Waqf (Amendment) Act?

81. Which apex agricultural research body is associated with the Indian Institute of Soil Science that organised World Soil Day celebrations in December 2025?

82. What happens to a Prime Minister, Chief Minister, or Minister if bail is not granted within 30 days under the Constitution (130 th Amendment) Bill 2025?

83. Which of the following major wildlife surveys did the Indian Prime Minister announce to be conducted in 2025?

84. Which organisation announced plans to develop a new indicator for measuring extreme poverty in India in 2025?

85. What was the name of the official mascot of the Khelo India Para Games 2025?

86. According to the 2025 Sustainable Development Report, what is India’s Spillover Score?

87. Where did Jeff Bezos and Lauren Sánchez hold their lavish wedding in June 2025?

88. Who won the Men’s Ballon d’Or, 2025?

89. In June 2025, who was elected as the President of the International Institute of Administrative Sciences (IIAS) for the 2025–2028 term from India?

90. Valueattics Reinsurance, India’s first private reinsurer, which received the nod of the Insurance Regulatory and Development Authority of India (IRDAI) to commence reinsurance business in India in March 2025 is promoted by which of the following individuals/entities?

91. A total of ₹6,000 crore has been allocated for the 'PM - One Nation One Subscription' initiative. How many years cost does this amount cover?

92. What were Suruchi Singh’s final two shot scores that clinched gold at the 2025 International Shooting Sport Federation (ISSF) World Cup in Munich?

93. Which of the following states introduced the strengthening of the SHe‑Box portal in May 2025?

94. In the 2025 Global Hunger Index (GHI), where does India rank among the 123 countries assessed?

95. What is significant about the CMS-03 satellite launch by Indian Space Research Organisation in November 2025?

96. Which of the following introduced NACH 3.0 in July 2025, bringing faster and more secure bank transactions under the National Automated Clearing House (NACH) system?

97. As part of Tripura’s tech-driven disaster preparedness initiative launched in August 2025, how many automated weather stations and rain gauges are proposed to be installed?