NDA/NA 2022-I General Knowledge Solved Paper

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National Defence Academy/Naval Academy Examination 2022 - I Solved Paper

Solved Question Paper - General Knowledge - Exam held on 10 April 2023

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1. What is the mass of a material, whose specific heat capacity is 400 J/kgoC) for a rise in temperature from 15oC to 25oC, when heat received is 20kJ?

  1. 0.1 kg
  2. 1 kg
  3. 10 kg
  4. 5 kg

2. The specific latent heat of vaporization of a substance is the quantity of heat needed to change unit mass from

  1. liquid to vapour with a change of temperature
  2. liquid to vapour without a change of temperature
  3. vapour to liquid without a change of temperature
  4. vapour to liquid with a change of temperature

3. Evaporation from the surface of a given liquid takes place more rapidly when

  1. the temperature is high and the surface area of the liquid is large
  2. the temperature is low and the surface area of the liquid is large
  3. the temperature is low and the surface area of the liquid is small
  4. the temperature is high and the surface area of the liquid is small

4. Which of the following statements correctly explains/explain the existence of a positive force between two electric charges?

  1. Both the charges are positive.
  2. Both the charges are negative.
  3. Both the charges are oppositely charged.

Select the correct answer using the code given below.

  1. 1 only
  2. 2 only
  3. 1 and 2 only
  4. 1, 2 and 3

5. An electric wire of resistance 50 ohm is cut into five equal wires. These wires are then connected in parallel. What is the equivalent resistance of this combination?

  1. 2 ohm
  2. 10 ohm
  3. 0.5 ohm
  4. 5 ohm

6. The electric field lines from an isolated positively charged conducting sphere are

  1. tangential to the conducting surface
  2. at right angles to the conducting surface and towards the centre of the sphere
  3. at any angle to the conducting surface
  4. at right angles to the conducting surface and outwards from the centre of the sphere

7. Which one of the following is NOT a solution?

  1. Alloy
  2. Milk
  3. Air
  4. Sugar

8. Refining of petroleum is carried out using which one of the following techniques?

  1. Evaporation
  2. Fractional distillation
  3. Separating funnel
  4. Sublimation

9. Which one of the following is a chemical change?

  1. Dissolving sugar in water
  2. Melting of ice
  3. Crystallization
  4. Milk turning sour

10. Which one of the following is the correct molecular formula of ammonium carbonate if the valency of ammonium ion is (+1) and carbonate anion is (-2)?

  1. (NH4)2CO3
  2. NH4(CO3)2
  3. (NH3)2CO3
  4. NH4CO3

11. Which one of the following is a covalent compound?

  1. Calcium oxide
  2. Sodium oxide
  3. Silicon carbide
  4. Zinc sulphide

12. The mass number of argon is 40. Which one of the following statements is correct?

  1. The number of protons in argon is 22.
  2. The number of neutrons in argon is 18.
  3. The number of electrons in argon is 18.
  4. The sum of numbers of protons and electrons in argon is 40.

13. Which one of the following is the correct order of the valencies of elements Ne, Si, N and Mg?

  1. Ne < Mg < N < Si
  2. Si < N < Mg < Ne
  3. Ne < N < Si < Mg
  4. Mg < Ne < N < Si

14. The frequency of an alternating current is 3 Hz. It implies that

  1. there are 6 cycles/s
  2. there are 3 cycles/s
  3. there are 2 cycles/s
  4. there is only 1 cycle/s

15. Which one of the following correctly represents the SI unit of resistivity?

  1. Ω
  2. Ω/m
  3. Ω cm
  4. Ω m

16. What is the current required to light a 60 W incandescent bulb in a domestic supply of 240 V?

  1. 0.5 A
  2. 0.25 A
  3. 1.0 A
  4. 5.0 A

17. The magnetic field produced by a current-carrying straight wire at a point outside the wire depends

  1. inversely on the distance from it
  2. directly on the distance from it
  3. inversely at short distances and directly at large distances from it
  4. directly on the distance (at short distances) and inversely on the distance (at long distances) from it

18. What is the dimension of gravitational constant?

  1. ML3T-2
  2. M-1L3T-2
  3. M2L-2T-2
  4. M2L-1T-2

19. A ball is thrown vertically upward with a speed of 40 m/s. The time taken by the ball to reach the maximum height would be approximately?

  1. 2 s
  2. 3 s
  3. 4 s
  4. 5 s

20. The time period of a 1 m long pendulum approximates to

  1. 6 s
  2. 4 s
  3. 2 s
  4. 1 s

21. Which of the following statements about living and non-living being is/are correct?

  1. While living being can demonstrate growth and repair, non-living being cannot.
  2. While living being demonstrates metabolic processes, non-living being does not.

Select the correct answer using the code given below.

  1. 1 only
  2. 2 only
  3. Both 1 and 2
  4. Neither 1 nor 2

22. Which one of the following plant plastids stores starch, oil and protein granules?

  1. Chloroplast
  2. Leucoplast
  3. Chromoplast
  4. Xanthoplast

23. Which one of the following statements about vacuoles is not correct?

  1. In plants, there is a large central vacuole that may occupy 90% of total cell volume.
  2. In plant cells, vacuoles provide turgidity and rigidity.
  3. In Amoeba, vacuoles have role in nutrition.
  4. Vacuoles are absent in animal cells.

24. In aquatic plants, large air sacs give them buoyancy effects. These sacs are surrounded by which one of the following types of tissues?

  1. Parenchyma
  2. Collenchyma
  3. Sclerenchyma
  4. Complex tissue

25. Which one of the following belongs to 'Pisces'??

  1. Dogfish
  2. Jellyfish
  3. Silverfish
  4. Starfish

26. Which one of the following groups is called 'amphibians of plant kingdom'?

  1. Bryophytes
  2. Thallophytes
  3. Pteridophytes
  4. Gymnosperms

27. Which one of the following is caused by a bacterial pathogen?

  1. AIDS
  2. Dengue fever
  3. COVID-19
  4. Typhoid

28. The twinkling of a star is due to the atmospheric

  1. diffraction of starlight
  2. reflection of starlight
  3. refraction of starlight
  4. dispersion of starlight

29. A mass M is dragged by a pulley on a horizontal plane by a force anti-parellel to its displacement. The work done in pulling the mass M is

  1. zero
  2. positive
  3. infinite
  4. negative

30. A 5 N force is defined when a mass of 10 kg is accelerated with

  1. 5.0 cm/s2
  2. 0.5 m/s2
  3. 0.5 cm/s2
  4. 5.0 m/s2

31. A body of mass 52 kg jumps with a horizontal velocity of 2 m/s onto a stationary cart of mass 3 kg. The cart is fixed with frictionless wheels. Which one of the following would be the speed of the cart?

  1. 2.15 m/s
  2. 1.89 m/s
  3. 1.61 m/s
  4. 2.51 m/s

32. The energy possessed by a body due to its change in position or shape is called

  1. thermal energy
  2. potential energy
  3. kinetic energy
  4. electric energy

33. A sound wave has a frequency of 1 kHz and wavelength 50 cm. How long will it take to travel 1 km??

  1. 5 s
  2. 4 s
  3. 3 s
  4. 2 s

34. For an element with atomic number 35, which one of the following will be the correct bumber of electrons in its valence shell based on Bohr's model of an atom?

  1. 1
  2. 3
  3. 5
  4. 7

35. Which one of the following is not an example of redox reaction?

  1. AlCl3 + 3H2O -> Al(OH)3 + 3HCl
  2. 2NaH -> 2Na + H2
  3. 4Fe + 3O2 -> 2Fe2O3
  4. CuSO4 + Zn -> Cu + ZnSO4

36. Which one of the following allotropes of carbon is isomorphous with crystalline silicon?

  1. Coke
  2. Diamond
  3. Graphite
  4. Coal

37. Which one of the following is the colour of hydrogen gas?

  1. Light yellow
  2. Orange
  3. Black
  4. Colourless

38. Which one of the following statements is NOT a pigment?

  1. Zinc oxide
  2. Chalk
  3. White lead
  4. Silica

39. Which one of the following statements about fertilizers is not correct?

  1. Urea is a phosphorus-containing fertilizer.
  2. Application of fertilizer to the soil.
  3. Urea can be prepared by action of ammonia and carbon dioxide under high pressure and at high temperature
  4. Urea contains more nitrogen than other fertilizers

40. Which one of the following statements is NOT correct?

  1. Most carbon compounds are good conductors of electricity.
  2. Bonding in organic compounds is covalent.
  3. Graphite is used as a lubricant.
  4. Diamond is an allotrope of carbon.

41. Which one of the following reactions is an example of decomposition reaction?

42. Which one of the following is the mechanism of action of oral contraceptive pills?

  1. They kill the egg.
  2. They kill the sperm.
  3. They kill the zygote.
  4. They inhibit the release of egg.

43. Which one of the following plants has unisexual flowers?

  1. Papaya
  2. Hibiscus
  3. Mustard
  4. Sunflower

44. A cell is unable to synthesize lipids. Which of its cell organelles might be defective?

  1. Smooth endoplasmic reticulum
  2. Golgi bodies
  3. Lysosomes
  4. Mitochondria

45. All objects experience a buoyancy when they immersed in a fluid. Buoyancy is

  1. a downward force
  2. a downward pressure
  3. an upward force
  4. an upward pressure

46. According to Fleming's right-hand rule, if the forefinger indicates the direction of magnetic field and thumb shows the direction of motion of conductor, then the stretched middle finger will predict the direction of

  1. force acting on the conductor
  2. electric field
  3. induced current
  4. current

47. Two resistors R1 and R2 arranged in parallel combination in an electrical closed circuit are made of the same material and of same thickness. If the length of R2 is twice the length of R1, then the total resistance R satisfies

  1. 3R = 2R1
  2. 3R = 2R2
  3. 2R = 3R1
  4. 2R = 3R2

48. What is the magnification produced by a concave lens of focal length 10 cm, when an image is formed at a distance of 5 cm from the lens?

  1. 2.0
  2. 1.0
  3. 0.5
  4. 0.33

49. A wooden box of mass 2 kg and dimensions (30 cm x 15 cm x 10 cm) is placed on a table with sides 30 cm and 10 cm touching the tabletop. Which one of the following is the approximate pressure exerted on the table?

  1. 111.1 N/m2
  2. 222.2 N/m2
  3. 333.3 N/m2
  4. 666.6 N/m2

50. Why are the tyres of aircrafts made of conducting rubber?

  1. So that the charge accumulated on the aircraft in flight, by rubbing the air, can easilty be transferred to ground on landing.
  2. So that the charge accumulated due to the operation of various electronic equipments in the aircraft in flight can easily be transferred to ground on landing.

Select the correct answer using the code given below.

  1. 1 only
  2. 2 only
  3. Both 1 and 2
  4. Neither 1 nor 2

51. Arthashastra, the classical work of Indian political thought, focuses primarily on

  1. economy
  2. culture
  3. statecraft
  4. monarchy

52. When did Charaka Samhita originate?

  1. 6th Century BCE
  2. 3rd to 2nd Century BCE
  3. 4th Century BCE
  4. 5th Century BCE

53. Early Buddhist sculptors did not show Buddha in human form. Through which of the following symbols was Buddha's presence shown by the early sculptors?

  1. Empty Seat and Stupa only
  2. Wheel and Tree only
  3. Wheel, Tree and Stupa only
  4. Empty Seat, Wheel, Tree and Stupa

54. The Parliament of India is primarily based on the model of

  1. German Parliament
  2. British Parliament
  3. American Congress
  4. French Parliament

55. Who among the following had the shortest span in office as the Prime Minister of India?

  1. Lal Bahadur Shastri
  2. Chaudhary Charan Singh
  3. Chandra Shekhar
  4. H.D. Deve Gowda

56. Which one of the following does not fall under the jurisdiction of the apex court of India?

  1. Original Jurisdiction
  2. Appellate Jurisdiction
  3. Collegiate Jurisdiction
  4. Advisory Jurisdiction

57. According to the Indian Meteorological Department, which of the following is/are the feature/features of cloudburst?

  1. Heavy precipitation in short period of time in a limited geographical area
  2. It occurs generally during monsoon period and triggers flash flood and landslides

Select the correct answer using the code given below.

  1. 1 only
  2. 2 only
  3. Both 1 and 2
  4. Neither 1 nor 2

58. In a group discussion on shape and size of the Earth, three students stated the following points:

  1. Student 1: The shape of the Earth is basically an oblate spheroid.
  2. Student 2: The polar diameter of the Earth is more than the equatorial diameter.
  3. Student 3: Bulge along the equatorial region is due to revolution of the Earth.

Who among the above students is/are correct?

  1. Student 1 only
  2. Student 1 and Student 2 only
  3. Student 2 and Student 3 only
  4. Student 1, Student 2 and Student 3

59. While watching news, you hear about a place, of which you had never heard earlier. You want to know more about the place and you want to locate it on the map. Which of the following is/are required for you to be able to locate the place on the map?

  1. Only latitude of the place
  2. Only longitude of the place
  3. Both longitude and latitude of the place
  4. Latitude, longitude and altitude of the place

60. Which one of the following statements with respect to Global Positioning System (GPS) is NOT correct?

  1. It is based on network of satellites orbiting above the Earth.
  2. It is based on the system of triangulation.
  3. GPS receivers provide location in terms of latitude, longitude and altitude.
  4. It provides information exclusively for military operations.

61. Which one of the following is NOT a Constitutional Commission of India?

  1. The National Commission for Scheduled Castes
  2. The National Commission for Scheduled Tribes
  3. The National Commission for Backward Classes
  4. The National Commission for Women

62. Which Chinese traveller in ancient India wrote the diary called 'Records of the Travels to Middle India'?

  1. Wang Xuance
  2. Xuanzang
  3. Yijing
  4. Li Yibiao

63. The elections to the Lower House of the Parliament of India, held in 2019, constituted the

  1. 14th Lok Sabha
  2. 15th Lok Sabha
  3. 16th Lok Sabha
  4. 17th Lok Sabha

64. Panchayati Raj Institutions are primarily the institutions of

  1. Popular Government
  2. Self-Government
  3. Federal Government
  4. Quasi-Government

65. Which of the following is/are the right/rights mentioned in the 'American Declaration of Independence?

  1. Life
  2. Liberty
  3. Pursuit of Happiness
  4. Fraternity

Select the correct answer using the code given below.

  1. 1 only
  2. 1 and 2 only
  3. 1, 2 and 3
  4. 2, 3 and 4

66. Who among the following American Presidents described democracy as 'Government of the People, for the People and by the People'?

  1. Abraham Lincoln
  2. Thomas Jefferson
  3. George Washington
  4. John F. Kennedy

67. Inhabitants are unaware of the speed of rotation of the planet Earth because

  1. the angular velocity is constant for each place on the Earth's surface
  2. the atmosphere rotates with the Earth
  3. there are no nearby objects either stationary or moving at a rate different from that of the Earth

Which of the above is/are the correct explanation(s)?

  1. 1 only
  2. 1 and 2 only
  3. 2 and 3 only
  4. 1, 2 and 3

68. While travelling to a hilly region, you notice a massive boulder, which was loosened by heavy rains and moved downhill. This has resulted due to which of the following processes?

  1. Mass wasting
  2. Erosion
  3. Weathering

Select the correct answer using the code given below:

  1. 1 only
  2. 1 and 2 only
  3. 2 and 3 only
  4. 1, 2 and 3

69. Which of the following statements in respect of landslides are correct?

  1. These occur only on gentle slopes during rain.
  2. They generally occur in clay-rich soil.
  3. Earthquakes trigger landslides.

Select the correct answer using the code given below.

  1. 1 and 2 only
  2. 1 and 3 only
  3. 2 and 3 only
  4. 1, 2 and 3

70. Consider the following features about a geographical phenomenon:

  1. Torrents of snow and ice roaring down a steep mountain side
  2. It is hazardous to skiers and mountaineers
  3. It involves a mix of falling, rolling, sliding and flowing of materials

Which of the following phenomena can be identified with the above features?

  1. Slump and earthflow
  2. Avalanche
  3. Landslide
  4. Rockslide

71. The real beginning of western education in India can be dated from

  1. the Charter Act of 1813
  2. the Charter Act of 1793
  3. the Sarda Act of 1929
  4. the Macaulay's Minute on Indian Education, 1835

72. The term 'Industrial Revolution' was first used by

  1. J.A. Blanqui
  2. T.S. Ashton
  3. Arnold Toynbee
  4. R.H. Tawney

73. The Khudai Khidmatgar (Servants of the God) was organized by

  1. Mahatma Gandhi
  2. Khan Abdul Ghaffar Khan
  3. M.A. Jinnah
  4. M.M. Malaviya

74. The Mahad Satyagraha of 1927 was organized by

  1. B.R. Ambedkar
  2. Mahatma Gandhi
  3. S.C. Bose
  4. Lokmanya Tilak

75. The Satyashodhak Samaj (Truth-Seeking Society) was set up by

  1. Vinoba Bhave
  2. Jyotiba Phule
  3. B.R. Ambedkar
  4. C. Rajagopalachari

76. The 13th Century text Lekhapaddhati gives us information on which one of the following topics?

  1. Art of writing
  2. Essary writing
  3. Legal document
  4. Epigraphic style

77. Nkrumah was one of the five leaders, who comprised the core of the Non-Aligned Movement (NAM). He was the leader of which country in Africa?

  1. Nigeria
  2. Kenya
  3. Uganda
  4. Ghana

78. The idea of Planning in Independent India was drawn from

  1. the Bombay Plan
  2. the demand made by peasants
  3. the demand made by workers' unions
  4. the Gandhian vision of India's future

79. Nisarga, Gati, Nivar, Tauktae and Yaas are names of

  1. new fighter aircrafts
  2. tourist places
  3. weather stations
  4. cyclones

80. Which one of the following States/UTs was connected with the Indian Railways network in the year 2021?

  1. Mizoram
  2. Ladakh
  3. Manipur
  4. Sikkim

81. The forests of Uttarakhand, Kullu Valley in Himachal Pradesh and Dzukou Valley in Nagaland and Manipur were in the news on account of which one of the following reasons?

  1. Deforestation
  2. Forest fire
  3. Poaching of wild animals
  4. Illegal mining

82. Which one of the following is correct in respect of total number of States and Union Territories in India?

  1. 28 States and 8 Union Territories
  2. 27 States and 9 Union Territories
  3. 30 States and 6 Union Territories
  4. 29 States and 7 Union Territories

83. Snow, sleet and hail are the forms of?

  1. precipitation
  2. condensation
  3. transpiration
  4. evaporation

84. Which one of the following is likely to be the most prevalent form of weathering in hot-tropical desert areas?

  1. Mechanical
  2. Chemical
  3. Biological
  4. Leaching

85. Which one of the following cities was the first to attain the status of a 'megacity'?

  1. London
  2. Paris
  3. New York
  4. Washington

86. In India, rigid and stable elevated lands, denuded rocks and series of scarps are the features of which of the following?

  1. Northern mountains
  2. Peninsular plateau
  3. Northern plains
  4. Coastal plains

87. A person had visited a region in India and found trees, such as Khair, Neem, Khejri and Palas. Which one of the following regions is she/he expected to have visited?

  1. Malabar Coast
  2. Garo Hills
  3. Sunderban Delta
  4. Desert Region

88. Consider the following statements:

  1. Rocks do not remain in their original form for long and undergo transformation.
  2. Transformation of rocks is caused by weathering, eerosion and metamorphic action.

Which of the statements given above is/are correct?

  1. 1 only
  2. 2 only
  3. Both 1 and 2
  4. Neither 1 nor 2

89. Weathering, mass wasting, erosion and transportation are indicators of which one of the following processes?

  1. Denudation
  2. Endogenetic process
  3. Diastrophism
  4. Mountain building

90. If you want to observe moraines, eskers and outwash plains, which one of the following Union Territories you have to visit?

  1. Andaman and Nicobar Islands
  2. Lakshadweep
  3. Puducherry
  4. Ladakh

91. Legendary Kathak dancer Pandit Birju Maharaj died recently. He was the doyen of which one of the following Gharanas of Kathak?

  1. Jaipur
  2. Raigarh
  3. Lucknow
  4. Banaras

92. In a first, India is to export BrahMos missile to

  1. Bhutan
  2. Philippines
  3. Maldives
  4. Nepal

93. Who among the following is the Head of the Committee appointed by the Supreme Court of India to enquire into the circumstances that led to the Prime Minister of India's convoy being stuck for several minutes on a flyover in Pubjab recently?

  1. Justice Indu Malhotra
  2. Justice Ashok Bhushan
  3. Justice Navin Sinha
  4. Justice Rohinton Fali Nariman

94. Who among the following retired from test cricket by bagging a wicket on the last ball of his career?

  1. AB de Villiers
  2. Michael Hussey
  3. Quinton de Kock
  4. Ross Taylor

95. Who among the following is appointed as the tenth Chairman of the Indian Space Research Organization (ISRO) recently?

  1. A.S. Kiran Kumar
  2. K. Sivan
  3. K. Radhakrishnan
  4. S. Somnath

96. According to the Forest Survey Report, 2021, area-wise which one of the following States has the largest forest cover in India?

  1. Odisha
  2. Madhya Pradesh
  3. Arunachal Pradesh
  4. Chhattisgarh

97. Who among the following is the Chairperson of the Goods and Services Tax Council?

  1. The Prime Minister of India
  2. The Union Finance Minister
  3. The Speaker of the Lok Sabha
  4. The President of India

98. The International Union for Conservation of Nature (IUCN) has recently categorized the Red Sanders (Red Sandalwood) into

  1. deficient category
  2. endangered category
  3. near-threatened category
  4. critically endangered category

99. The Government of India has decided to observe 'Veer Baal Diwas' on

  1. 6th October
  2. 26th November
  3. 26th December
  4. 6th December

100. On 14th January, 2022, which one of the following ministries has organized a global Surya Nakaskar Demonstration programme?

  1. The Ministry of Culture
  2. The Ministry of AYUSH
  3. The Ministry of Health and Family Welfare
  4. The Ministry of Tourism


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