Group D — Test 5

01. Which of the following statements about cell size is correct?

02. Which of the following methods is commonly used to prevent the corrosion of iron?

03. emergent ray after light passes through the two parallel opposite faces of a rectangular glass slab?

04. How does the sound of a patient's heartbeat travel from the chest piece to the doctor's ear through a stethoscope?

05. Column I (Common Name). Column II (Scientific Name)

06. The shortest distance between the initial and final positions of an object is called ___________.

07. How is molecular mass calculated?

08. Which one of the following is an advantage of vegetative propagation in flowering plants?

09. As Newton is to weight, _____________ is to pressure.

10. What is the purpose of a plug key in an electrical circuit?

11. Which of the following meristems is responsible for the lengthwise growth at the ends of shoots and roots?

12. Which of the following metallic oxides can be reduced to metals by heating alone?

13. Which of the following is NOT a contraceptive method?

14. A person pushes a massive, stationary object (like a parked truck) with force F. The object pushes back with force −F. Why does the object NOT accelerate if the reaction force is equal and opposite, as suggested by the Third Law?

15. In Mendel’s experiment, what did he observe in the F1 generation when he crossed a tall (TT) and a short pea (tt) plant?

16. Which of the following metals reacts most vigorously with water?

17. Which of the following correctly describes how potential difference between two points is calculated?

18. Which process is used to prepare sodium hydroxide from brine?

19. At higher levels of the atmosphere, which of the following shields the surface of the earth from ultraviolet radiation?

20. Which organelle is called the 'suicidal bag' of the cell?

21. When solid lead(II) nitrate is heated, a yellow residue (PbO) is left behind and two gases are evolved — one is reddish-brown and the other supports combustion. Which gases are evolved?

22. Which of the following statements are NOT true regarding the principal axis of a spherical mirror? (i) It is an imaginary straight line passing through the pole and the centre of curvature of a spherical mirror. (ii) Principal axis is normal to the mirror at its pole. (iii) A ray parallel to the principal axis after reflection from the mirror passes through the centre of curvature of the mirror. (iv) The focus of a spherical mirror does not lie on its principal axis.

23. Work done by a force is said to be positive when:

24. Colloidal particles are separated by:

25. A fluid filled in a container exerts pressure _______ at the same height.

26. The cost of a washing machine is 50% less than the cost of a TV. If the cost of the washing machine increases by 60% and that of the TV decreases by 11%, what is the percentage change in the total cost of 6 washing machines and 2 TVs?

27. 2 men can do a piece of work in 2 days. How many men will do it in 4 days?

28. Smart Bazaar is offering Buy 16, get 9 free on household items. What is the net percentage discount being offered by the Smart Bazaar?

29. The arithmetic mean of the observations 29, 48, 65, 32, 72, 63, 64, 18 and 14 is:

30. Paul, Ryan and Max can finish a certain piece of work in 15, 14 and 21 days, respectively. All three of them started the work together. Paul left the work after 5 days and Ryan left just 3 days before the work was completed. Find the total number of days taken for the work to be completed.

31. For a trip of 600 km, a truck travels the first 300 km at a speed of 40 km/hr. At what speed (in km/hr) should it cover the remaining distance, so that the average speed is 70 km/hr?

32. A metal rod is divided into three parts, A, B and C. The lengths of A and B are in the ratio 9 : 14, while the lengths of C and B are in the ratio 10 : 13. If the difference between the lengths of A and C is 23 cm, find the total length (in cm) of the metal rod.

33. Simplify the given expression. 18 + 3 of (24 ÷ 8 × 2) − 6

34. A sum of money was invested at simple interest at a certain rate for 3 years. Had it been invested at a 4% per annum higher rate, it would have fetched ₹360 more. Find the principal.

35. A sum of money is to be distributed among A, B, C and D in the ratio of 17 : 3 : 9 : 6. If C gets ₹294 more than B, then how much did A receive?

36. If a seven-digit number 78p3945 is divisible by 11, then the value of 'p' is:

37. The average of first 9 multiples of 4 is: 1641

38. A, B and C can complete a piece of work in 3, 5 and 15 days, respectively. How long (in days) will they take to complete thrice the same work, working together? 2517

39. Ranjeet sold an article for ₹582, earning a profit of 20%. What was the cost price (in ₹) of the article?

40. The diagonals of a rhombus are in the ratio 3 : 4, and the perimeter is 100 cm. Find the area (in cm 2 ) of the rhombus.

41. Nishi travels to a shopping mall at a speed of 21 km/hr and returns at a speed of 77 km/hr. What is her average speed (in km/hr) for the entire journey?

42. P is any point inside the rectangle ABCD. If PA = 73 cm, PB = 57 cm and PC = 99 cm, then the length of PD (in cm) is equal to:

43. The sum of two numbers is 26. The bigger number is greater than the smaller number by

44. A cubical block of wood of side 14 cm is surmounted by a hemisphere of the largest possible diameter. What is the total surface area (in cm 2 ) of the solid thus formed?

45. The marked price of a bookshelf is ₹572, which is 40% above the cost price. If the profit percentage is 2%, find the discount percentage (rounded off to two decimal places).

46. The ratio of the present ages of Anu and Bina is 4 : 5. After 6 years from now, the ratio becomes 5 : 6. Find Bina’s present age (in years).

47. What should come in place of the question mark (?) in the given series? 68 64 56 44 28 ?

48. 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’. Based on the above, how is D related to J if ‘D x F - G ÷ H + J’?

49. Find the missing number in the series 4, 16, 36, 64, 100, ? 4012

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

51. What should come in place of the question mark (?) in the given series? 300 285 270 255 240 ?

52. HJEI is related to OQLP in a certain way based on the English alphabetical order. In the same way, JLGK is related to QSNR. To which of the following is LNIM related, following the same logic?

53. 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.) (13, 14, 6) (39, 28, 25)

54. If + means - , - means x , x means ÷ , ÷ means +, then what will come in place of the question mark (?) in the following equation? 45 – 4 ÷ 4 + 32 x 8 = ?

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

56. 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 plants are vegetables. All buds are vegetables. Conclusions: (I): Some plants are buds. (II): All vegetables are buds.

57. 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 cats are pets. All pets are animals. Conclusions: (I) Some cats are animals. (II) No animals are pets.

58. 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?

59. Vinay ranked 48 th from the top and 15 th from the bottom in his class. How many students are there in his class?

60. Mr. Akai starts from Point A and drives 9 km towards east. He then takes a left turn, drives 7 km, turns left and drives 32 km. He then takes a left turn and drives 18 km. He then takes a left turn, drives 21 km, turns left and drives 5 km. He takes a final right 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 degrees turns only unless specified)

61. What will come in the place of ‘?’ in the following equation, if ‘+’ and ‘-‘ are interchanged and ‘x’ and ‘÷’ are interchanged? 114 ÷ 7 - 42 x 2 + 43 = ?

62. GL 9 is related to IH -8 in a certain way. In the same way, MR 4 is related to ON -13. To which of the given options is NS 13 related, following the same logic? 10579

63. Mr. Zzz starts from Point A and drives 21 km towards the West. He then takes a left turn, drives 5 km, turns right and drives 7 km. He then takes a right turn and drives 11 km. He takes a final right turn, drives 28 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).

64. 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) 3 5 4 9 7 1 1 6 4 2 3 2 3 3 4 2 7 8 6 8 8 5 6 1 2 9 2 (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?

65. 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.)

66. Seven people, A, B, C, D, E, F and G, are sitting in a row, facing north. Only 2 people sit to the right of F. Only 3 people sit between F and A. Both E and C are immediate neighbours of G. D sits immediately to the left of B. C is not an immediate neighbour of A. How many people sit between D and E?

67. 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) 5 3 2 9 7 2 4 5 4 3 6 4 3 9 8 3 3 3 2 8 8 9 3 4 5 7 6 (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?

68. 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.)

69. Which of the following letter-number clusters will replace the question mark (?) in the given series to make it logically complete? DER109, PQD91, BCP73, NOB55, ?

70. What should come in place of the question mark (?) in the given series based on the English alphabetical order? PPR MQT JRV GSX ?

71. 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) 4 8 2 8 2 3 8 3 1 3 9 1 7 3 9 7 6 2 6 6 6 8 2 (Right) How many such even numbers are there, each of which is immediately preceded by an even number and also immediately followed by an odd number?

72. In a certain code language, ‘way hen wet’ is coded as ‘ir wj ry’ and ‘seed desk way’ is coded as ‘wj kk bm’. How is ‘way’ coded in that language?

73. ABCD is related to DDJJ in a certain way based on the English alphabetical order. In the same way, MJEB is related to PLLH. To which of the given options is VPZT related, following the same logic?

74. A, B, C, D, E, F and G are sitting around a circular table facing the centre. D sits second to the left of G. B sits second to the left of D. C sits to the immediate right of A. E sits third to the left of C. How many people sit between E and F when counted from the left of E?

75. What will come in place of the question mark (?) in the following equation, if ‘+’ and ‘−’ are interchanged and ‘×’ and ‘÷’ are interchanged? 151 ÷ 5 + 72 × 3 − 17 = ? 6382

76. Seven people, A, B, C, D, E, F and G, are sitting in a row, facing north. Only five people sit between D and F. G sits to the immediate left of F. Only one person sits between G and A. B sits at some place to the left of C but at some place to the right of E. How many people sit to the right of A?

77. The 32 nd Elets World Education Summit was hosted by which country in April 2025?

78. gaining global recognition. Which summit was this statement made at?

79. What is the name of the weapon system engineered to neutralise threats posed by coordinated drone swarms, which was successfully developed and tested by Solar Defense and Aerospace Limited (SDAL) in May 2025?

80. According to Union Budget 2025–26, which mission was launched to document and conserve India’s manuscript heritage?

81. As announced on June 17, 2025, which of the following institutes have developed a novel one-step colloidal synthesis method for fabricating PEGylated semi-shells (SS) with nano-cup morphology at room temperature to treat cancer?

82. According to a news update on 9 June 2025, the High Seas Treaty will enter into force 120 days after it is ratified by how many countries?

83. In June 2025, a stampede occurred near which stadium in Bengaluru?

84. In September 2025, which region planned to establish a dedicated women police station in each district for enhanced safety?

85. As per Ministry of Earth Sciences, the number of seismic observatories in India increased from 80 in 2014 to how many in February 2025?

86. Which Indian city was the first to issue a Certified Green Municipal Bond?

87. Which book, launched at the Raisina Dialogue 2025, focuses on water credits as a market-based mechanism for sustainable water management?

88. Who is the director of the movie Chhaava, which was released in February 2025?

89. In 2025, which male field athlete joined Usain Bolt as the only track‑and‑field winners of Laureus Sportsman of the Year?

90. The Karnataka Amendment Bill, 2025 proposes punishment for what practice, even before an actual child marriage takes place?

91. In July 2025, which of the following states of India launched the Smart Mosquito Surveillance System ("SMoSS"), to track and control mosquito populations more efficiently and safely?

92. Who won the Women’s Singles title at the Australian Open 2025?

93. Who threw 90.23 m in javelin at the Doha Diamond League, 2025, setting a record?

94. What is the revised policy repo rate announced by the Reserve Bank of India in April 2025?

95. Who presided over the 10 th Governing Council Meeting of NITI Aayog in New Delhi on 24 May 2025?

96. According to the ‘Ramsar Information Sheet’ published in February 2025, which bird sanctuary in Tamil Nadu has been designated as a Ramsar site?