Quiznetik

Applications of Logical Reasoning | Set 1

1. The logical form of the sentence ’Only food is nutritious’ is ………..

Correct : D. all nutritious things are food

2. The logical form of the sentence, ’Trees are not fragrant’

Correct : B. some trees are not fragrant

3. The logical form of the sentence ‘All that glitters is not gold’

Correct : A. some glittering objects are not gold

4. The logical form of the sentence ‘All graduates can vote’

Correct : C. all graduates are those who can voted.

5. The logical form of the sentence ‘All men are not clever’

Correct : C. some men are not clever.

6. The logical form of the sentence’ Few men are above temptations’

Correct : B. some men are not above temptations.

7. The logical form of the sentence ‘ Only the wise are happy’

Correct : B. all who are happy are the wise

8. The logical form of the sentence ‘A few men are rich’

Correct : B. no men are rich

9. The logical form of the sentence ‘Every man is liable to error’

Correct : C. all men are liable to error

10. The logical form of the sentence ‘All lawyers are not formalists’

Correct : B. some lawyers are not formalists

11. The logical form of the sentence ‘ Every mistake is culpable’

Correct : A. all mistakes are culpable

12. The logical form of the sentence ‘Every bullet does not kill’

Correct : C. some bullets are not those that kill

13. The logical form of the sentence ‘All who praise are not friends’

Correct : C. some who praise are not friends

14. The logical form of the sentence ‘Any student can understand it’

Correct : A. all students are those who can understand it

15. The logical form of the sentence’ No everyone can solve this problem’

Correct : A. someone are not those who can solve this problem

16. The logical form of the sentence ‘Every Spartan is not a hero’

Correct : C. some spartans are not heroes

17. The logical form of the sentence ’ No women was hanged’

Correct : C. no women are those who are hanged

18. The logical form of the sentence ‘Few men are not selfish’

Correct : A. some men are selfish

19. The logical form of the sentence ‘ Scarcely students are selfish’

Correct : B. some students are not selfish

20. The logical form of the sentence ‘ None the brave deserve the fair’

Correct : A. no one who is brave are those who deserve the fair

21. The logical form of the sentence ‘Not all good writers are good speakers’

Correct : C. some good writers are not good speakers

22. The logical form of the sentence ‘Only pre-University students are eligible for admission’

Correct : A. all those who are eligible for admission are are pre-university students

23. The logical form of the sentence ‘Almost all legisleters are graduates’

Correct : B. some legisleters are graduates

24. The logical form of the sentence ‘Nearly all students attended the conference’

Correct : B. some students are those attended the conference

25. The logical form of the sentence ‘Ticket holders alone are admitted’

Correct : B. all those who are admitted are ticket holders

26. The logical form of the sentence ‘None but women can understand women’

Correct : A. all those who can understand women are women

27. The logical form of the sentence ‘A few lawyers are prosperous’

Correct : A. some lawyers are prosperous

28. The logical form of the sentence ‘No lazy man succeeds in life’

Correct : A. no lazy men are those who succeeds in life

29. The logical form of the sentence ‘Few men are free from vanity’

Correct : C. some men are not free from vanity

30. The logical form of the sentence ‘All adults can vote’

Correct : B. all adults are those who can vote

31. The logical form of the sentence ‘A few men are liberal minded’

Correct : D. some men are liberal minded

32. The logical form of the sentence ‘All docters in the world can save you’

Correct : A. all docters in the world are those who can save you

33. The logical form of the sentence ‘Every Spartan is not a hero’

Correct : C. some spartans are not heroes

34. The logical form of the sentence ‘All are not wise who read much’

Correct : B. some who read much are not wise

35. The logical form of the sentence ‘A fool is not always wrong ‘

Correct : A. some fools are not wrong

36. The logical form of the sentence ‘The virtuous are seldom miserable’

Correct : C. some virtuous people are not miserable

37. The logical form of the sentence ‘Few men really know their own mind’

Correct : B. all men are not those who really know their own mind

38. The logical form of the sentence ‘A few students were present’

Correct : A. some students are those who were present

39. The logical form of the sentence ‘Many Americans are rich’

Correct : B. some americans are rich

40. The logical form of the sentence ‘Only the wise are happy’

Correct : C. all happy persons are wise

41. In the traditional square of opposition, A and E are ………………..

Correct : C. contraries

42. In the traditional square of opposition, A and I are ………………………..

Correct : D. sub-alterns

43. In the traditional square of opposition, A and O are ………………………..

Correct : A. contradictories

44. In the traditional square of opposition, E and O are ………………………..

Correct : D. sub-alterns

45. In the traditional square of opposition, E and I are ………………………..

Correct : A. contradictories

46. In the traditional square of opposition, I and O are ………………………..

Correct : B. sub-contraries

47. In the traditional square of opposition, the contrary of ‘All men are mortal’is ……….

Correct : A. no men are mortal

48. In the traditional square of opposition, the sub-altern of ‘All men are mortal’ is ……….

Correct : B. some men are mortal

49. In the traditional square of opposition, the contradictory of ‘All men are mortal’is……….

Correct : C. some men are not mortal

50. In the traditional square of opposition, the contradictory of ‘No men are mortal’ is……….

Correct : B. some men are mortal

51. In the traditional square of opposition, the contrary of ‘No men are mortal’ is……….

Correct : A. all men are mortal

52. In the traditional square of opposition, the sub-altern of ‘No men are mortal’ is ……….

Correct : C. some men are not mortal

53. In the traditional square of opposition, the sub-contrary of ‘Some men are mortal’is……….

Correct : C. some men are not mortal

54. In the traditional square of opposition, if A is true, the truth value of E is …

Correct : B. false

55. In the traditional square of opposition, if A is true, the truth value of I is …

Correct : A. true

56. In the traditional square of opposition, if A is true , the truth value of O is …

Correct : B. false

57. In the traditional square of opposition, if A is false , the truth value of O is ..

Correct : A. true

58. In the traditional square of opposition, if A is false, the truth value of E is …

Correct : C. undetermined

59. In the traditional square of opposition, if A is false , the truth value of I is ….

Correct : C. undetermined

60. In the traditional square of opposition, if E is false , the truth value of I is …

Correct : A. true

61. In the traditional square of opposition, if E is false, the truth value of A is ….

Correct : C. undetermined

62. In the traditional square of opposition, if E is false, the truth value of O is ..

Correct : C. undetermined

63. In the traditional square of opposition, if E is true, the truth value of I is …

Correct : B. false

64. In the traditional square of opposition, if E is true, the truth value of A is …..

Correct : B. false

65. In the traditional square of opposition, if E is true, the truth value of O is …

Correct : A. true

66. In the traditional square of opposition, if I is true, the truth value of A is ….

Correct : C. undetermined

67. In the traditional square of opposition, if I is true, the truth value of E is …

Correct : B. false

68. In the traditional square of opposition, if I is true, the truth value of O is …

Correct : C. undetermined

69. In the traditional square of opposition, if I is false, the truth value of O is ….

Correct : A. true

70. In the traditional square of opposition, if I is false, the truth value of A is …

Correct : B. false

71. In the traditional square of opposition, if I is false, the truth value of E is ….

Correct : A. true

72. In the traditional square of opposition, if O is true, the truth value of A is ...

Correct : B. false

73. In the traditional square of opposition, if O is true, the truth value of E is ...

Correct : C. undetermined

74. In the traditional square of opposition, if O is true, the truth value of I is …

Correct : C. undetermined

75. In the traditional square of opposition, if O is false, the truth value of I is …

Correct : A. true

76. In the traditional square of opposition, if O is false, the truth value of A is ..

Correct : A. true

77. In the traditional square of opposition, if O is false, the truth value of E is …

Correct : B. false

78. In the traditional square of opposition, contraries cannot both be ……………..

Correct : A. true

79. In the traditional square of opposition, sub-contraries cannot both be ………

Correct : B. false

80. In the traditional square of opposition, state the relation between ‘Some scientists are religious’ and ‘ All scientists are religious’

Correct : D. sub-alterns

81. In the traditional square of opposition, state the relation between ‘Some scientists are religious’ and ‘ No scientists are religious’

Correct : A. contradictories

82. In the traditional square of opposition, state the relation between ‘Some scientists are religious’ and ‘ Some scientists are not religious’

Correct : B. sub-contraries

83. In simple conversion, ………………………….

Correct : D. no change in quality and quantity

84. In conversion by limitation, ………………………

Correct : B. quantity changed

85. Conversion of A , ……………..

Correct : B. conversion by limitation

86. Conversion of E, ……………..

Correct : A. simple conversion

87. Conversion of I, ……………..

Correct : A. simple conversion

88. Conversion of O, ……………..

Correct : C. no converse

89. Converse of ‘All Indians are Asiatics’

Correct : B. some asiatics are i ndians

90. Converse of ‘No Indians are Asiatics’

Correct : D. no asiatics are indians

91. Converse of ‘Some Indians are Asiatics’

Correct : B. some asiatics are indians

92. Obverse of ‘All Judges are lawyers’

Correct : A. no judges are non-lawyers

93. Obverse of ‘No Judges are lawyers’

Correct : B. all judges are non-lawyers

94. Obverse of ‘Some Judges are lawyers’

Correct : B. some judges are not non-lawyers

95. Obverse of ‘Some Judges are not lawyers’

Correct : A. some judges are non-lawyers

96. The converse of ‘No men are perfect’

Correct : B. no perfect beings are men’

97. The converse of ‘Some men are clever’

Correct : A. some clever beings are men

98. The obverse of ‘ All men are mortal’

Correct : B. no men are non-mortal

99. Identify the immediate inference- All metals are elements : therefore some elements are metals

Correct : A. conversion

100. Identify the immediate inference- Some Indians are Hindus : therefore some Hindus are Indians

Correct : A. conversion