IAS Prelims 2021: Mock Test Answers


1. B (2. Balakot: Shell; ​4. Oman: Copper)

2. ​A. (1. Alvars travelled place to place and would sing devotional songs in Tamil in the name of Vishnu.)

3. D

4. A (3. Separate Electorates for the Muslims through Lucknow Pact. 4. Muslim League moved a resolution at Lahore session demanding a measure of autonomy for the Muslim majority area and after that a new nation called Pakistan.)

5. B

​6. C (1. Volcanoes are classified on the basis of their nature of eruption and the form developed at the surface.; 3. The Caldera is the most explosive of the earth’s volcanoes.)

7. A

8. A

9. C (2. Geographical indications can also be used for agricultural products. 3. GI cannot be assigned to someone outside that place or not belonging to the group of authorized producers.)

10. A

11. D

​12. B (1. Saffron growth needs a photoperiod of 12 hours and it starts flowering in October.)

13. C (1. There has been no ban on bitcoins in India and cannot be considered as illegal.)

​14. B. (1. Countries are expected to enhance their commitments to curb greenhouse gas emissions every five years.; 3. Paris agreement is not binding on the setting of emissions targets for any individual country. )

15. C (1. It provides that no mine will be reserved for particular end-use.; 2. The Bill provides that captive mines (other than atomic minerals) may sell up to 50% of their annual mineral production in the open market after meeting their own needs.)

16. C (3. Madhumalai National Park is situated near to Nilgiris Elephant Corridor.)

17. B (1-Person should has a judge of any High Court for at least 5 years, It is not necessary here that this five year of experience must be in a ‘single’ High Court.; 2-Person should has been an advocate in a High Court for 10 years.)

18. D

19. C (2-As per The Citizenship Rules, 2003 framed under the Citizenship Act, 1955, there is a special provision to prepare National Register of Citizens (NRC) in Assam which is Application based; ​ 3- Based on census of 1951, The National Register of Citizens (NRC) for Assam was prepared.)

​20. B (2.- The merchant discount rate is charged to merchants for processing debit and credit card transactions.)

21. D

22. B (2. Numeric calculator- because it is used to calculate the numeric numbers only as it is unable to store data.)

​23. A (3. Fishermen is an example of Primary sector and Basket weavers is an examples of Secondary sector.)

24. C (A. It aimed to achieve 20% blending of ethanol by 2030.; C. Ex-mill price of ethanol fixed by the government from Sugarcane juice / sugar / sugar-syrup is maximum.)

25. B (1. Quad Summit 2021 was held virtually  between USA President and Prime Ministers of Japan, Australia and India.; 4. As counter to China's widening vaccine diplomacy, the leaders of Quad ​to cooperate in providing up to a billion coronavirus vaccine doses to developing countries in the Indo-Pacific region by the end of 2022. )

 26. D

 27. B (2. Thermosetting plastics can are almost impossible to recycle.; ​4. While Vulcanized rubber is an​ example of thermosetting plastic, PVC is an example of thermoplastic plastic.)

28. D

29. A (2. New Delhi, Mumbai, Hyderabad, Bengaluru - have shown suffer significant drops this year.)

30. C (1. More than one Election Commissioner in the Election Commission is  not mandatory - The number of the Election Commissioners in the Election Commission shall be fixed by the President from time to time.; 2. Election Commission can order adjournment of poll or countermanding of election on the ground of booth capturing; 4. -not correct)

31. C (1-Secularism is undefined in the constitution.)

32. A

33. A (2. PGRs may be naturally occurring plant produced chemicals called hormones. or they may be synthetically produced compounds.)

34. D

35. D

36. D

37. A (2-It is managed by World Bank.)

​38. B (1. The name 'United Nations' was coined by Franklin D. Roosevelt; 3. UN Charter is a treaty, according to International Law.)

39. C (​1. FAO releases the World Food Price Index.; 2. The Food Price Index (FFPI) is a measure of the monthly change in international prices of basket of 5 food commodities - sugar, oils, meat, dairy and cereals.)

40. C (1. It is a policy on non-interference in internal policies of other countries and let them manage the affairs their way. The name 'Sinatra Doctrine' was taken from the song “My Way”. which was popularized by Frank Sinatra, an American singer and initially espoused as political thinking by Mikhail Gorbachev.)

41. B (1. These are houses of recitation and prayer in Assam.)

42. C (2.​If any part of State law is repugnant or conflicting to any part of a Central law or to any part of a law of the matter of List III, then the Central law made by the Parliament will prevail and the law made by the State legislature shall become void, to the extent of its repugnancy.; 3. Whether the central law is passed before or after the State law is immaterial to determine the applicability of 'Doctrine of Repugnancy'.)

43. D

44. A

45. A (2. Revolution Cotton is known as Silver Fiber Revolution.; 4. Fruits, Honey Production and Horticulture development is related to Orange Revolution.)

46.C (3. Provisions related to the federal structure enshrined in the Constitution can be amended by the special majority and with the consent of the states, however amendment to Directive Principles can be done by special majority and consent of state governments is not needed.)

47. B (1. It is celebrated worldwide on the last Saturday of March month to highlight its commitment towards a better planet.)

48. B (1. OCI cardholders will be entitled to get multiple entry lifelong visas for visiting India for any purpose.)

49. B (1. It has been issued by 'The Ministry of Mines' in a bid to cut down the scrap imports.)

50. C (1. It was set up in 2014 as a 100% employer-funded Public-Private Partnership (PPP).)

51. D 

52. A (2. Efficacy of the vaccine is the degree to which a vaccine prevents disease under ideal and controlled circumstances as compared to a vaccinated group with a placebo group.; 3. Effectiveness of vaccine refers to how well it performs in the real world.)

53. C (5. It will promote barrier-free inter-state trade and commerce outside the physical premises of markets notified under State Agricultural Produce Marketing legislations.)

54. A (1. It is famous for coal mining.; 2. It is situated in Arunachal Pradesh.)

55. A (3. Member states of Europe agreed to transfer certain powers from national governments to the European Parliament across diverse areas​​​​​​​ under the Treaty of Amsterdam  only.)

56. D

57. D

58. B (3- ​Electoral bonds are valid only for 15 days from purchase, during which time they can be used to make donations to specified political parties; 4-There is no cap on the quantum of electoral bonds that can be purchased by corporates and the payee’s name need not be disclosed in their annual reports.)

59. C (4 -The scheme identifies “three categories of witnesses as per threat perception”.)

 60. A

 61. D

 62. B

 63. B

 64. A (2. The act envisaged a three-tier structure to regulate the access to biological resources.)

 65. B (1.-Dry Ice is the common name for solid carbon dioxide (CO2).)

 66. C ( 1. Angami Tribes -  Hornbill Festival; ​3. Bhutia Tribes - Loosong Festival)

 67. C

68. D

​69. C (1. Acid Rain is composed of Sulphuric Acid and Nitric Acid. 3. Endosulfan ia an organic pollutant used as Pesticide.)

70. C (1.The Catalonia region occupies a triangular area in the north-eastern corner of Spain.; 3. It is bordered by the Mediterranean Sea to the east.)

71. C. (3-The LOU serves the purpose of a bank guarantee for a bank’s customer for making payment to its offshore suppliers in the foreign currency.)

72. D

​73. A (4- Vegetarian sources of omega-3s provide only ALA (alpha-linolenic acid))

​74. A (3- Out of the 50 different kinds of lemurs, 10 are critically endangered, 7 are endangered, and 19 are considered vulnerable.)

75. C (1. It comprises of 4 countries namely - India, Sri Lanka, Bangladesh, Nepal and Bhutan.;2. SAGQ was formed as a vehicle for accelerating sustainable economic development through regional cooperation.)

76. C (1.- The Genetic Engineering Appraisal Committee (GEAC) functions under Ministry of Environment, Forests & Climate Change.)

77. D

78. A (2. It is called the Bharatiya Nirdeshak Dravya and it weighs 20gm and with the dimensions of a ‘Parle-G’ biscuit. 3. It is 99.99 % pure and can be used to verify the purity of gold sold in shops.)

79. A (A (4.-The Eighth Plan could not take off in 1990 due to the fast changing political situation at the Centre.)

 80. C

 81. A

 82. B (1.-The name of payment bank of India Post is ‘India Post Payment Bank (IPPB))

 83. C (1. It reduces the visibility due to presence of Nitrogen Oxide which is responsible for brownish colour of smog.; 2. This type of smog is more prevalent in summers during night during day time as strong sunlight is needed.)

84. A

85. D

86. A (2. WCCB has won 5th Asia Environmental Enforcement Award, 2020 constituted by United Nations Environment Programme (UNEP).)

87. B (1. Dakshin Gangotri is India’s first permanent research station in Antarctica, however it is Maitri, second India's research station which is situated on the rocky mountainous region called Schirmacher Oasis.)

88. C (2. Contempt of court may be civil contempt or criminal contempt.)

89.B (1. These are pair of dark meteorites discovered in Africa several years ago.)

 90. A (3. FATF maintain two type of lists for countries which fall under FATF black list and grey list.)

 91. B (1. GDP per capita is calculated by dividing GDP by midyear population.)

 92. C (2. It categories two types of Social Media Intermediaries and this distinction is based on the number of users on the social media platform.)

 93. A

94. D

95. C (1. The length of the tropical years is decreasing very slowly.)

 96. A (2. The rebellion began in the form of a mutiny of sepoys of the Company’s army in the town of Meerut.)

97. D [1. As per a new amendment, there is a now no distinction between manufacturing and service MSMEs with reference to its definition.]​

 98. A (3. The technique used in making the statues was Greek.)

 99. D

 100. C