Group D — Test 79

01. Select the INCORRECT statement regarding variation in plants.

02. In galvanisation, which metal is used to coat iron?

03. Which of the following situations demonstrates Newton’s Second Law of Motion?

04. Which of the following relations is correct for expressing power in terms of voltage and resistance?

05. Which of the following is a non-metal?

06. Sodium hydroxide is formed by:

07. Which of the following metals does NOT react with dilute hydrochloric acid under normal conditions?

08. What happens when a solid is heated continuously?

09. The total resistance of 5 resistors of equal resistance R arranged in a parallel arrangement is __________.

10. A constant force of ‘X’ N acts on a body such that the body undergoes a displacement of 5 m in the same direction as the force. If the work done due to the force is 500 J, then what is the value of X?

11. Which of the following contributes directly to forest conservation?

12. Which of the following phenomena CANNOT be explained without dispersion of light?

13. The number of mitochondria in a cell varies depending on which of the following?

14. What does the velocity-time graph look like for an object moving with uniform velocity?

15. Which of the following statements explains why insectivorous plants evolved to trap insects?

16. Which of the following is a common category of agents that can cause diseases in poultry fowl?

17. When the temperature of air increases, the speed of sound waves:

18. Select the correct option regarding the following two statements labelled Assertion (A) and Reason (R). Assertion (A): Calcium oxide reacts vigorously with water to form calcium hydroxide. Reason (R): In a combination reaction, two or more substances combine to form one product.

19. Which contraceptive method provides dual protection against pregnancy and most sexually transmitted diseases?

20. In a neutral solution, red and blue litmus paper will:

21. In the case of a convex lens, under what specific object position is the image formed at 2F (F is the focal length) and has the same size as the object?

22. What will happen to a Hydra if it is cut into multiple pieces?

23. Which of the following processes is a physical change?

24. Some organisms take in whole food material and break it down inside their bodies. This is called ________ nutrition.

25. A sealed packet has a mass of 500 g and a volume of 350 cm 3 . Given the density of water is 1 g cm ⁻ ³, will the packet float or sink in water, and why?

26. 'X' can complete the work order in 15 days and 'Y' can complete the same work order in 12 days. With the help of 'F', the three of them finished the work in 5 days. How many days would 'F' take to complete the work alone?

27. A solid metallic sphere of radius 9 cm is melted and recast into 27 smaller solid spheres of equal size. Find the surface area of one small sphere.

28. ₹6,874 is to be divided among three persons X, Y and Z. If the shares of X and Y are in the ratio 5 : 9 and that of Y and Z are in the ratio 9 : 7, what is the share (in ₹) of Y?

29. The amount on a sum of ₹4,900 at 10% per annum compound interest, compounded annually, in 2 years will be:

30. The expenditure of Sudha is 150% more than her savings. If her expenditure decreases by 7% and savings increase by 21%, then by what percentage does her income increase?

31. What is the mode of the following data? 53, 47, 53, 48, 53, 53, 40, 41, 50, 50, 55, 48, 54, 49, 49, 51, 46, 45

32. The mode of a distribution is 21 and the mean is 60. The value of its median is:

33. The market prices of paddy and jowar are in the ratio 1 : 3, and a family consumes them in the ratio 5 : 7 by quantity. Find the ratio of expenditure on paddy to that on jowar.

34. The present age of Ramesh is 3 times that of Mahesh. Five years ago, the ratio of their ages was 4 : 1. What is the present age of Ramesh?

35. Find the single equivalent discount (rounded off to two decimal places) for successive discounts of 23%, 11%, and 29%.

36. A wholesaler bought goods for ₹15,000 and sold them to a retailer at 20% profit. The retailer then sold the goods to customers at 25% profit. What is the final selling price to customers?

37. Keshav spends 70% of his income. If he saves ₹18,000, then his income (in ₹) is:

38. 11129  

39. A father’s current age is three times the age of his son. Five years ago from now, the father’s age was four times the age of his son at that time. What are their present ages?

40. A cyclist covers a distance of 800 m in 2 minutes. Find the speed (in km/hr) of the cyclist.

41. P and Q together can fill a cistern with water in 7 hours. If P alone can fill the cistern with water in 56 hours, then in how many hours will Q alone fill one-fourth of the same cistern with water?

42. The monthly incomes of two friends Vipul and Vijay, are in the ratio 5 : 8, respectively, and each of them saves ₹84,000 every month. If the ratio of their monthly expenditure is 1 : 4, find the monthly income of Vipul (in ₹).

43. The sum of two numbers P and Q is 17 and their product is 56. Find the value of P 2 + Q 2 .

44. An item with a marked price of ₹606 was sold for ₹304. What was the percentage of discount given? (Round off your answer to two decimal places.)

45. In quadrilateral PQRS, the bisectors of ∠ R and ∠ S meet at the point T (inside the quadrilateral) and ∠ STR = 48°. If the ratio of ∠ P to ∠ Q is 3 : 5, then what is the difference between the measures of ∠ Q and ∠ P?

46. The sum of twin prime numbers is 36. Find the product of the twin prime numbers. 778

47. Find the value of 5sec 2 θ – 5tan 2 θ .

48. Six friends — John, Alex, Priyanka, Sameer, Rohit and Neil — are sitting around a circular table facing the centre. John is an immediate neighbour of both Alex and Priyanka. Sameer is sitting second to the left of Priyanka. Neil is sitting to the immediate left of Sameer. Who is sitting to the immediate left of Neil?

49. In a certain code language, A + B means ‘A is the mother of B’, A – B means ‘A is the brother of B’, A x B means ‘A is the wife of B’, A % B means ‘A is the father of B’ and A # B means ‘A is the daughter of B’. How is Q related to R if ‘R – E % C # Q + V’?

50. 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.) (32, 16, 8) (48, 24, 12)

51. John ranked 20 th from the bottom and 33 rd from the top in his class. How many students are there in his class?

52. Select the pair which follows the same pattern as that followed by the two pairs given below. Both pairs follow the same pattern. DFC−ACZ UWT−RTQ

53. What will come in place of the question mark (?) in the following equation, if ‘+’ and ‘–’ are interchanged and ‘×’ and ‘÷’ are interchanged? 76 × 4 – (80 ÷ 10) × 4 + 50 ÷ 2 = ?

54. 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 4 1 2 4 9 8 5 3 6 1 5 4 6 7 4 8 3 9 6 5 2 3 9 1 4 2 (Right) How many such odd numbers are there, each of which is immediately preceded by a perfect square and immediately followed by an even number? (NOTE: 1 is also a perfect square.)

55. In a shopping mall, Shop A is to the north of Shop B. Shop F is to the east of Shop A. Shop E is to the west of Shop F and Shop A is to the east of Shop E. Shop D is to the north of Shop E. What is the position of Shop D with respect to Shop B?

56. Eight people (A, B, C, D, E, F, G and H) are sitting around a circular table, facing towards the centre. Exactly three people sit between D and C. Exactly three people sit between F and H. A sits second to the right of D. E sits to the immediate right of A. D is an immediate neighbour of both H and G. B sits to the immediate left of G. How many people sit between B and H, when counted from the left of H?

57. 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? 17 P 3 S (16 Q 4) P 2 R 13 P 4 S 15 = ?

58. STPT is related to RSOS in a certain way based on the English alphabetical order. In the same way, RSOS is related to QRNR. To which of the following is BCYC related, following the same logic?

59. What should come in place of the question mark (?) in the given series? 45 58 63 76 81 94 ?

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

61. Six people, A, B, C, D, E and F, are sitting in a row, facing north. A sits to the immediate right of E. F sits fourth to the left of E. Only one person sits between B and E. C sits to the immediate left of B. 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?

62. 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 only. (Left) 6 6 2 7 2 9 3 2 2 3 7 6 5 8 4 6 1 9 7 9 4 8 3 6 1 2 3 (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?

63. 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 Reds are Blues. All Blues are Greens. Some Greens are Yellows. Conclusions: (I): All Blues are Yellows. (II): Some Greens are Reds.

64. What should come in place of the question mark (?) in the given series based on the English alphabetical order? SWE `QUC `OSA `MQY `?

65. What should come in place of the question mark (?) in the given series? 9012 9013 9011 9014 9010 ?

66. What should come in place of the question mark (?) in the given series? 112 92 74 58 44 ?

67. Seven boxes, B, D, E, P, S, T and W, are kept one over the other, but not necessarily in the same order. No box is kept above P. Only three boxes are kept between P and B. Only one box is kept between D and S. S is kept immediately above B. Only four boxes are kept between D and T. E is kept at some place above W. Which box is kept second below E?

68. 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 cakes are hearts. Some seats are hearts. No bats are hearts. Conclusions: (I): Some seats are not bats. (II): No cakes are seats.

69. 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.)

70. Aarav starts from Point A and drives 13 km towards east. He then takes a left turn, drives 8 km, turns left and drives 15 km. He then takes a left turn and drives 11 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? (Note: All turns are 90° turns only unless specified.)

71. PSOK is related to VYUQ in a certain way based on the English alphabetical order. In the same way, EILJ is related to KORP. To which of the following is MPQT related, following the same logic?

72. In a certain code language, ‘obey the lights’ is coded as ‘ro hm jw’ and ‘lights flash red’ is coded as ‘ld yc hm’. How is ‘lights’ coded in the given language?

73. 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.)

74. If ‘A’ stands for ‘÷’, ‘B’ stands for ‘×’, ‘C’ stands for ‘+’ and ‘D’ stands for ‘−’, what will come in place of the question mark (?) in the following equation? 80 A 4 C 15 B 6 D 9 B 3 C (18 A 6) B 10 = ?

75. In a certain code language, ‘TOUR’ is coded as ‘4139’ and ‘BRUT’ is coded as ‘4318’. What is the code for ‘B’ in that language?

76. 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 6 6 2 6 3 3 2 3 6 6 3 3 4 2 4 4 5 1 5 4 7 5 4 6 9 8 (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?

77. Which of the following letter-number clusters will replace the question mark (?) in the given series to make it logically complete? PRT 28 VXZ 21 BDF 14 HJL 7 ?

78. Which Ministry is responsible for the grant increase in national championships for high- priority sports?

79. What key capability of the Vertically-Launched Short-Range Surface-to-Air Missile (VLSRSAM) was established during its March 2025 flight-test?

80. _________ is the massive sports talent hunt introduced by Bihar CM Nitish Kumar in May 2025, designed for secondary and higher secondary school students.

81. Which of the following was launched by the Ministry of Women and Child Development during the National Consultation on Gender Budgeting in June 2025?

82. What was the approximate monetary loss alleged by the State Bank of India (SBI) in its complaint against Anil Ambani and his company Reliance Communications Ltd, that triggered the Central Bureau of Investigation's (CBI) investigation in August 2025?

83. Which organisations jointly launched multi-agency rescue operations after the Uttarkashi floods in August 2025?

84. Under the proposed Constitution (131 st Amendment) Bill 2025, which seeks to include Chandigarh under Article 240, the Union Territory will be aligned with which category of regions?

85. In June 2025, which Indian state launched a state-level Clean Air Plan based on airshed scientific analysis?

86. What is the name given to the mobile application launched by the Government of India in October 2024 for registration of births and deaths, aimed to streamline and reduce the time required for these registrations?

87. Which of the following countries hosted the Kabaddi World Cup, 2025, first time outside Asia?

88. Lala Lajpat Rai, whose 160th birth anniversary was observed on 28 January 2025, was popularly known by which title?

89. A 24-hour wildlife census using the waterhole method, which recorded the sighting of 73 Great Indian Bustards, was conducted in June 2025 in which of the following national parks?

90. The 2025 Wimbledon Championships took place in which city?

91. By how many basis points did the Reserve Bank of India reduce the repo rate in April 2025?

92. What is the 2025 Guinness World Record recently set by Nigerian chess master Tunde Onakoya?

93. According to Tamil Nadu’s transgender policy (2025), what significant right is explicitly assured?

94. The Supreme Court declared in October 2025 that the principle of public trust extends to artificial lakes this ruling affirmed the directive of which of the following High Court benches?

95. Prof. Syed Wajih Ahmad Naqvi, an outstanding Biogeochemical Oceanographer with national and international recognition, received the 2024 Rashtriya Vigyan Puraskar in which of the following categories?

96. Which of the following best characterises the India-Singapore Ministerial Roundtable (ISMR) framework?

97. Who received the Padma Vibhushan in 2025 for their contributions to the dance form, Kathak?