Group D — Test 80

01. In multicellular organisms, a lot of variation in the shape and size of cells makes an organism _______.

02. When an acid reacts with a non-carbonated base, what are the typical products formed in a neutralisation reaction?

03. What is the SI unit of universal gravitational constant (G)?

04. What is the chemical formula of aluminium oxide?

05. An object is moving along a straight line with a velocity that is initially positive (+u) and non-zero, but the acceleration is non-uniform and negative, such that the velocity eventually becomes negative (−v). What does the negative final velocity signify?

06. Which of the following modifications of seeds help in wind dispersal?

07. Which of the following is a property of liquids?

08. Which part of the eye is responsible for converting light into electrical signals?

09. What do we call the low-pressure area created when a vibrating object moves backward?

10. Which of the following is the phase during which reproductive tissues in humans start maturing?

11. Which of the following statements about neutrons is correct?

12. Which of the following is NOT true about kinetic energy?

13. Which of the following statements is correct?

14. What type of image is formed by a convex mirror when the object is placed at infinity?

15. What is the primary objective of implementing nutrient management practices in agriculture?

16. Which flower parts usually shrivel and fall off after fertilisation?

17. When onion bulbs of different sizes are viewed under a microscope, all show similar rectangular structures. This proves that _________.

18. Which of the following statements is correct about Ohm’s Law?

19. Non-metallic oxides are considered acidic in nature. What is the approximate pH nature of the salt formed when a non-metallic oxide reacts with a strong base?

20. In a lab, a student sees a large transparent sac filling most of a plant cell. What percentage of the cell’s volume does the vacuole occupy?

21. Refer to the two statements given below and choose the correct option. Statement A: Sodium hydroxide is used in the manufacture of soaps and paper. Statement B: It is a weak base and neutral in nature.

22. Which of the following is a non-biodegradable material?

23. How are ionic compounds formed between metals and non-metals?

24. In a compound, the elements are combined:

25. If the potential difference between two points is V and charge q moves between them, the work done is _________.

26. Two trains, A and B, of lengths 402 m and 286 m are running at speeds of 6 m/s and 37 m/s, respectively, towards each other on parallel tracks. In how much time will they cross each other?

27. Pipes A and B can fill an empty cistern in 46 minutes and 32 minutes, respectively. Both Pipe A and Pipe B are opened together. After how much time should Pipe B be turned off so that the empty cistern is completely filled in a total of 23 minutes?

28. The price of fuel decreases by 55%, 40% and 15% in three successive months, but increases by 60% in the fourth month. What is the percentage increase/decrease in the price of fuel in the fourth month as compared to its original price?

29. The fourth proportional to 12, a, and 2a is 54. What is the positive value of a?

30. There are some rabbits and parrots in a farmhouse. The total number of animal heads is 180 and the total number of legs is 520. Find the number of rabbits in the farmhouse.

31. Two banks, A and B, offered loans at 3.5% and 7% per annum, respectively. Gopal borrowed an amount of ₹5,00,000 from each bank. Find the positive difference (in ₹) between the amounts of simple interest paid to the two banks by Gopal after 3 years.

32.  

33. The marked price of a painting was ₹6,400, but the shopkeeper offered a double discount in a successive manner of 25% and 12%. Ultimately for how much did he sell the item? 608

34. The salaries of P, Q and R are in the ratio 10:8:2. If the increments of 11%, 20% and 35% are allowed, respectively, in their salaries, then what will be the new ratio of their salaries?

35. A, B and C can do a piece of work in 3, 4 and 12 days, respectively. How long (in days) will they take to do twice the same work, working together?

36. A person who spends 60% of his monthly income is able to save ₹8,242 per month. His monthly expenses (in ₹) are:

37. A room is one and a half times as long as it is wide. The cost of carpeting the floor at ₹18 per square metre is ₹3,888, and the cost of whitewashing the four walls at ₹9 per square metre is ₹4,320. Find the volume of the room in cubic metres.

38. The age of Ajay is 16 years more than that of Vijay. The sum of their ages 6 years ago was 56 years. Find Vijay's present age.

39. Rohit goes to a shop to purchase a truck priced at ₹6,900. He is offered 4 discount options by the shopkeeper. Which of these options should he opt for to gain maximum advantage of the discount offered?

40. A car covers 100 km in the first hour, 150 km in the second hour, and 50 km in the third hour. If it continues at a speed of 60 km/hr for the next 2 hours, what is the average speed for the entire journey?

41. Each exterior angle of a regular polygon is 24°. Find the number of diagonals in this polygon.

42. The mode and median of a data are 27.5 and 23, respectively. What is the mean of the data? (Use empirical formula.)

43. If 20% of a number is added to 66, then the result is the same number. 80% of the same number is:

44. The arithmetic mean of the observations 85, 73, 89, 29, 20, 52, 22, 25 and 55 is:

45. In a certain code language, ‘SKATE’ is coded as ‘51324’ and ‘ASKEW’ is coded as ‘47315’. How is ‘W’ coded in that language?

46. Rohit starts from Point A and drives 15 km towards west. He then takes a left turn, drives 11 km, turns left and drives 18 km. He then takes a left turn and drives 14 km. He takes a final left turn, drives 3 km and stops at Point P. How far (shortest distance) and towards which direction should he drive in order to reach Point A again? (Note: All turns are 90° turns only unless specified.)

47. What should come in place of the question mark (?) in the given series based on the English alphabetical order? ARJ KBT ULD EVN ?

48. 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.)

49. 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 tables are golds. No table is a helmet. Conclusions: (I): Some helmets are golds. (II): All golds are helmets.

50. 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) 9 9 3 9 2 4 4 1 9 1 6 9 4 9 9 6 3 2 6 1 7 9 8 3 9 8 7 (Right) How many such odd numbers are there, each of which is immediately preceded by an odd number and also immediately followed by an odd number? 4682

51. 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.)

52. What should come in place of the question mark (?) in the given series? 48 66 83 99 114 ?

53. Six people, A, B, C, D, E and F, are sitting in a row, facing north. D sits to the immediate left of F. C sits third to the left of B. F is an immediate neighbour of C. E sits second to the right of C. A sits to the immediate left of E. Who sits at the extreme right end of the row?

54. In a certain code language, ‘LEMA’ is coded as ‘4753’ and ‘MALT’ is coded as ‘3479’. What is the code for ‘T’ in the given code language?

55. Seven boxes, D, E, F, U, V, W and X, are kept one over the other, but not necessarily in the same order. D is kept immediately above V. W is kept immediately above F. Only U is kept above E. Only one box is kept between U and D. W is not kept at the third position from the bottom. How many boxes are kept between X and U?

56. 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+R&ZxV’?

57. What should come in place of the question mark (?) in the given series? 210 212 209 213 208 ?

58. If 1 is added to each even digit and 1 is subtracted from each odd digit in the number 542816379, how many digits will appear more than once in the new number thus formed?

59. Seven boxes, A, B, C, D, E, F and G, are kept one over the other, but not necessarily in the same order. Only three boxes are kept above G. Only one box is kept between B and G. Only three boxes are kept between B and C. C is kept at some place above G. F is kept immediately below C. E is kept at one of the places above D. A is not kept immediately above or below

60. Seven people, A, B, C, D, E, F and G, are sitting in a straight line, facing the north. A sits third from the left end of the line. Only one person sits between A and B. Only three people sit between C and B. E sits to the immediate right of C. D sits to the immediate right of G. How many people sit to the right of F?

61. Select the pair which follows the same pattern as that followed by the two pairs given below. Both pairs follow the same pattern. DHL : FKN QJM : SMO

62. 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 5 7 8 2 3 3 2 3 3 9 5 5 7 9 8 5 6 3 5 3 8 3 5 5 8 9 (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?

63. Six people, A, B, C, D, E and F, are sitting in a row, facing north. A sits to the immediate right of E. B sits fourth to the left of E. Only one person sits between B and F. C sits to the immediate left of F. D sits second to the left of A. Three of the following four are alike in a certain way based on the given arrangement and thus form a group. Which is the one that does NOT belong to that group?

64. GWCL is related to PFLU in a certain way based on the English alphabetical order. In the same way, QGMV is related to ZPVE. To which of the given options is RHNW related, following the same logic?

65. Which of the following terms will replace the question mark (?) in the given series to make it logically complete? EQL 2 GMN 6 IIP 18 KER 54 ?

66. MKBZ is related to SQHF in a certain way based on the English alphabetical order. In the same way, PDRW is related to VJXC. To which of the given options is UFLQ related, following the same logic?

67. 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.) (5, 18, 11) (9, 26, 19)

68. Refer to the following number series and answer the question that follows. Counting to be done from left to right only. (All numbers are single-digit numbers only.) (Left) 2 4 8 4 7 1 5 7 4 3 4 2 8 7 4 3 6 8 5 4 9 1 6 9 3 5 2 4 8 (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?

69. 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 soaps are oils. All oils are dispensers. Some dispensers are towels. Conclusions: (I) Some soaps are towels. (II) Some oils are towels.

70. 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) 1 8 9 1 3 8 3 8 9 9 5 9 6 5 5 1 7 7 4 2 3 1 6 (Right) How many such even digits are there each of which is immediately preceded by an even digit and also immediately followed by an even digit? 1749

71. If 1 is added to each even digit and 1 is added to each odd digit in the number 321854, what will be the sum of the first and last digits in the new number thus formed?

72. Nayan starts from Point A and drives 45 km towards the north. He then takes a right turn, drives 37 km, turns right and drives 60 km. He then takes a right turn and drives 56 km. He takes a final right turn, drives 15 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.)

73. What should come in place of the question mark (?) in the given series? 3 6 ? 144 1152 11520

74. What will come in the place of the question mark (?) in the following equation, if ‘+’ and ‘−’ are interchanged and ‘×’ and ‘÷’ are interchanged? 89 ÷ 8 + 684 × 6 − 87 = ?

75. In January 2025, which of the following Indian institutes/universities was selected as SDG Hub 6 (Clean Water & Sanitation) Co-Chair for the 2025–2027 term?

76. Where was India’s first-ever Astro Tourism Festival successfully held in 2025?

77. The Wisden Cricketers' Almanack 2025 named Jasprit Bumrah as the Leading Cricketer of the Year along with:

78. Which agency is investigating the Mithi River Desilting Scam?

79. The Sachet App, promoted in April 2025, was launched by _______________.

80. In August 2025, who among the following was appointed as the Executive Director at the International Monetary Fund (IMF) for a period of three years?

81. Which retired Chief Justice of India was awarded the Padma Vibhushan in 2025 for Public Affairs?

82. Who won the 'Best FIFA Men's Player' award for the 2024 season at the Best FIFA Football Awards in December 2024?

83. Where was the 2025 NATO Summit held on 24–25 June?

84. Which of the following agencies operates the Satish Dhawan Space Centre (SDSC), from where the NASA-ISRO Synthetic Aperture Radar (NISAR) mission was launched in July 2025?

85. Which of the following cities served as the venue for the two-day FIBAC banking conference on ‘Charting New Frontiers’, co-hosted by FICCI and the Indian Banks’ Association (IBA) on 25 and 26 August 2025?

86. According to the UNDP Human Development Report 2025 (based on 2023 data), what is India’s rank in the Human Development Index (HDI)?

87. In June 2025, which of the following organisations launched NACH 3.0 to enable faster salary and EMI processing?

88. In May 2025, Union Sports Minister Mansukh Mandaviya opened a new multi-purpose Khelo India Hall in Kamle district. In which state is Kamle district located?

89. According to the second edition of the North Eastern Region District SDG Index (2023- 24) released in July 2025, which district recorded the highest SDG score in North East India, with a score of 81.43?

90. Where was the 71 st Senior National Men's Kabaddi Championship 2025 held?

91. Which of the following agreements did India sign in March 2024 with the European Free Trade Association (EFTA) countries (Iceland, Liechtenstein, Norway, Switzerland) that includes a commitment of US $100 billion investment over 15 years?

92. What did the Supreme Court say about Group A CAPF (Central Armed Police Forces) officers in May 2025?

93. What was India's unemployment rate in May 2025, according to the Periodic Labour Force Survey (PLFS)?

94. Who received the P C Chandra Puraskaar 2025 in Kolkata?