NTPC UG — Test 23

01. A flat or gently sloping surface left behind after river erosion, often with some resistant remnants, is known as:

02. Wind energy is best harnessed in which of the following Indian states?

03. Which of the following practices is most suitable for preventing land degradation in arid areas?

04. What was the focus of World Water Day, observed globally on 22 March 2025?

05. In some file management programs, which shortcut key combination is used to copy a selected item instead of moving it?

06. Which institution played a major role in supporting India’s liberalisation policy during the 1991 crisis?

07. In the post-reform era, fiscal prudence became central to macroeconomic stability. Which of the following Acts was enacted in 2003 to institutionalise fiscal discipline in India?

08. Which of the following options best describes the main function of an operating system?

09. Which of the following powers is exercised by the Union Council of Ministers in India?

10. The Northern Plain of India is formed by the interplay of the three major river systems, namely the Indus, the Ganga and the _______, along with their tributaries.

11. What is the relation between the frequency (f) and time period (T) of a sound wave?

12. In organising the Rowlatt Satyagraha, Mahatma Gandhi was assisted by Abdul Bari of the Firangi Ulema group based in _________.

13. The All-India Services Act, 1951, allows which authority to frame rules for All-India service recruitment?

14. Who became the youngest player to score over 700 runs in a single IPL season in 2025?

15. Dating back to 1639-1640 CE, which construction, located in Chennai, India, is historically known as the primary English defense post?

16. What is the primary objective of the Yashoda AI initiative launched by the National Commission for Women (NCW) in May 2025?

17. In which year did Paul Ehrlich receive the Nobel Prize for discovering the first chemotherapeutic agent, salvarsan?

18. Sanskrit language is mainly used for creating:

19. How many seats did the BJP win in the February 2025 Delhi Assembly elections?

20. Which Indian Billiard player won his 28 th World Billiards Title at IBSF World Billiards Championship in Doha, Qatar in November 2024?

21. Which of the following is a government initiative aimed at improving urban infrastructure in Indian cities?

22. What significant space-related agreement did Bangladesh join in 2025?

23. What was a key reform introduced by the Waqf (Amendment) Act, 2025?

24. Which missile defence system, named Sudarshan Chakra, was used by India to intercept drones and missiles during Pakistan’s attempted strikes in May 2025?

25. India recently assumed the Chairmanship of which organisation from Bangladesh during the 13 th Governing Council Meeting held in Malé, Maldives?

26. Under Akbar, who was responsible for revenue and financial supervision across the entire Mughal Empire?

27. What happens to excess carbohydrates in the body?

28. What is the key reason governments promote Public-Private Partnerships in infrastructure development?

29. Researchers of which university produced India’s first gene-edited sheep?

30. Which of the following launch vehicles did ISRO use for its 100 th mission in 2025?

31. Which one of the acts is known as the first step towards constitutional development in India?

32. Which of the following freedom fighters led the Rampa Rebellion of 1922 against forest laws?

33. Which of the following Articles was introduced by the 86 th Amendment to impose a duty on parents to educate children?

34. Which season in India is characterised by high temperature and low humidity?

35. What was one of the major characteristics of India’s economy at the time of independence in 1947?

36. In May 2025, India approved the execution model for which indigenous fifth-generation fighter aircraft program?

37. In which of the following cities was the Sepak Takraw 2025 World Cup (ISTAF) held in India in March 2025?

38. Which Rajput ruler founded the Gurjara-Pratihara dynasty in Malwa during the 8 th century CE?

39. Who led the Tamar tribal revolts against the British in India?

40. Which of the following is a primary function of the District Courts in India?

41. The average of first 150 odd natural numbers, is:

42. If the interest earned during the 2 nd year on a certain sum is ₹3,342, and the rate of interest is 20% per annum compounded annually, then the sum is:

43. If 2 times a son's age is added to his father's age, the sum is 36 years. If 2.5 times the father's age is added to the son's age, the sum is 72 years. What is the father's age (in years)?

44. The HCF of two numbers is 9 and the product of the two numbers is 8100. How many pairs of numbers satisfy the given conditions?

45. The product of two consecutive positive natural numbers is 650. The greater of the two numbers is:

46. Prashant and Nisha have to travel from Delhi to Kanpur in their respective cars. Prashant is driving at 72 km/hr while Nisha is driving at 64 km/hr. Find the time taken by Nisha to reach Kanpur if Prashant takes 16 hours.

47. An item is marked at ₹1,200. Successive discounts of 20% and 10% are given. What is the final selling price?

48. Find the simple interest (in ₹) on ₹1,200 at an interest rate of 3% per month in 7 months.

49. The H.C.F. and the L.C.M. of two numbers are 51 and 306 respectively. If one of the numbers is 102, find the other one.

50. Nitin bought some sharpeners at the rate of ₹180/dozen. He sold them for ₹20 each. His profit percentage is ______% (rounded off to two decimal places).

51. Aanya has to reach Bangalore which is 861 km away in 15 hours. His starting speed for 8 hours was 37 km/hr. For the next 136 km his speed was 34 km/hr. By what speed he must travel now so as to reach Bangalore in the decided time of 15 hours?

52. Evaluate: 16 + 12 ÷ 6 − 3 × 4

53. If the 6-digit number N65M04 is divisible by 11, then which of the options below can give a possible correct relation between M and N?

54. Which of the following numbers divides 311916399?

55. A shirt is marked at ₹800. A shopkeeper offers a discount of 25% on it. What is the selling price of the shirt after the discount?

56. In an election between two candidates, 80% of the registered voters cast their vote and 20% of the votes polled were found invalid. The winning candidate got 60% of the valid votes and won the election by a margin of 2144 votes. How many voters were registered?

57. An amount of ₹616 is divided among three persons in the ratio of 5 : 12 : 11. The difference between the largest and the smallest shares (in ₹) in the distribution is:

58. The average weight (in kg) of a family of five members whose weights are 40 kg, 49 kg, 56 kg, 75 kg and 35 kg is:

59. If 18% of first number is equal to two-fifths of second number, what is the ratio of first number to the second number?

60. The perimeter of a square is 340 m. Its area (in m 2 ) is:

61. Aman and Pawan together invested ₹76,500 in a business. At the end of the year, out of a total profit of ₹20,000, Pawan's share was ₹4,800. What was the difference between their investments?

62. If 2 is added to each even digit and 4 is subtracted from each odd digit in the number 925746, what will be difference between the highest and second lowest digits thus formed?

63. Refer to the following number and symbol series and answer the question that follows. Counting to be done from left to right only. (Left) ^ > & 5 > ^ 3 6 < + $ % * % 7 1 % 2 + 2 1 (Right) How many such symbols are there, each of which is immediately preceded by a number and also immediately followed by a number?

64. In a certain code language, ‘WHAT’ is coded as ‘3157’ and ‘HORN’ is coded as ‘2416’. What is the code for ‘H’ in the given code language?

65. What should come in place of the question mark (?) in the given series based on the English alphabetical order? UTP CBX KJF SRN ?

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

67. What will come in the place of the question mark (?) in the following equation, if ‘+’ and ‘÷’ are interchanged, and ‘−’ and ‘×’ are interchanged? 24 + 3 × 10 − 2 ÷ 41 = ?

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. LEAV is related to SLHC in a certain way based on the English alphabetical order. In the same way, NGCX is related to UNJE. To which of the given options is IBXS related, following the same logic?

70. In a certain code language, A + B means ‘A is the brother of B’, A @ B means ‘A is the wife of B’, A ¥ B means ‘A is the son of B’ and A ÷ B means ‘A is the father of B’. How is D related to G if 'D ¥ O ÷ I + N @ G’?

71. VALG is related to YYOE in a certain way based on the English alphabetical order. In the same way, BWRC is related to EUUA. To which of the given options is HSXY related, following the same logic?

72. 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. Blackbook Statements: All chisels are hammers. No hammer is a maize. Conclusions (I): No chisel is a maize. Conclusions (II): Some maize are hammers.

73. PXTQ is related to NVRO in a certain way based on the English alphabetical order. In the same way, MUQN is related to KSOL. To which of the given options is JRNK related, following the same logic?

74. Seven boxes A, B, C, D, E, F and G are kept one over the other but not necessarily in the same order. F is kept second from the bottom. Only three boxes are kept between F and

75. 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.)

76. In the following number-pairs, the second number is obtained by applying certain mathematical operations to the first number. 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.) 30, 125 25, 105

77. If + means −, − means ×, × means ÷ and ÷ means +, then what will come in place of the question mark (?) in the following equation? 21 + 70 × 10 ÷ 5 − 2 = ? Blackbook

78. Which of the following letter-number clusters will replace the question mark (?) in the given series to make it logically complete? CE 17 GI 19 KM 23 OQ 29 ?

79. Vijay starts from his home and drives 5 km towards north. He then takes a left turn, drives 5 km, turns left, and drives 5 km. He then takes a left turn and drives 3 km and reaches his office. In which direction is the office with respect to his home? (Note: All turns are 90° turns only, unless specified.)

80. What should come in place of the question mark (?) in the given series? 9 23 49 83 129 183 ?

81. All 45 people are standing in a row facing north. Tina is 20 th from the right end while Belamit is 28 th from the left end. How many people are there between Tina and Belamit?

82. Vslam starts from Point A and drives 17 km towards West. He then takes a left turn, drives 9 km, turns right and drives 5 km. He then takes a right turn and drives 12 km. He takes a final right turn, drives 22 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° turns only unless specified.)

83. What should come in place of the question mark (?) in the given series? 96 105 115 126 138 ?

84. What should come in place of the question mark (?) in the given series? 45 63 87 105 129 147 171 ?

85. Seven people, A, B, C, D, P, Q and R, are sitting in a row, facing north. No one sits to the left of Q. Only four people sit between Q and D. Only three people sit to the right of R. C sits to the immediate left of P. B is not an immediate neighbour of R. Who sits third to the left of B?

86. 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.)

87. Seven boxes C, D, E, M, N, O and P are kept one over the other but not necessarily in the same order. Only two boxes are kept between O and M. Only E is kept above N. No box is kept below M. C is kept at some place below D but at some place above P. Which box is kept third above P?

88. If 1 is added to each even digit and 2 is subtracted from each odd digit in the number 8265943, how many digits will appear more than once in the new number thus formed?

89. This question is based on the five, three-digit numbers given below. (Left) 617 259 165 784 349 (Right) (Example- 697 – First digit = 6, second digit = 9 and third digit = 7) Blackbook (NOTE: All operations to be done from left to right.) What will be the resultant if the third digit of the lowest number is subtracted from the second digit of the highest number?

90. In a certain code language, ‘BIRD’ is coded as ‘7394’ and ‘DRIP’ is coded as ‘4392’. What is the code for ‘P’ in the given code language?

91. 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 conclusion(s) logically follow(s) from the statements. Statement: Some Googles are apples. Some apples are Amazons. Conclusions: I. Some Googles are Amazons. II. No Google is an Amazon.