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This section includes 177 Mcqs, each offering curated multiple-choice questions to sharpen your General Aptitude knowledge and support exam preparation. Choose a topic below to get started.
1. |
Identify the fallacy:All businessmen are rich No businessmen are socialists Therefore, no socialists are rich |
A. | undistributed middle |
B. | illicit major |
C. | illicit minor |
D. | ambiguous middle |
Answer» C. illicit minor | |
2. |
In a syllogism, if any one premise is particular the conclusion must be …… |
A. | particular |
B. | affirmative |
C. | negative |
D. | none of these |
Answer» B. affirmative | |
3. |
Identify the fallacy:Some animals are beasts Some animals are birds Therefore, Some birds are beasts |
A. | undistributed middle |
B. | undistributed major |
C. | undistributed minor |
D. | none of these |
Answer» B. undistributed major | |
4. |
In a syllogism, if the conclusion is negative one premise must be ……….. |
A. | particular |
B. | affirmative |
C. | negative |
D. | none of these |
Answer» D. none of these | |
5. |
In a syllogism, if one premise is negative, the conclusion must be …………. |
A. | particular |
B. | affirmative |
C. | negative |
D. | none of these |
Answer» D. none of these | |
6. |
In a syllogism the fallacy ……………… occurs when the minor term which isnot disturbed in the minor premise is distributed in the conclusion. |
A. | illicit major |
B. | illicit minor |
C. | undistributed major |
D. | undistributed minor |
Answer» C. undistributed major | |
7. |
In a syllogism the fallacy ……………… occurs when the major term which isnot disturbed in the major premise is distributed in the conclusion. |
A. | illicit major |
B. | illicit minor |
C. | undistributed major |
D. | undistributed minor |
Answer» D. undistributed minor | |
8. |
……………….. is a fallacy which occurs when a syllogism uses its middleterms in one sense in the minor premise and in a different sense in the major premise. |
A. | ambiguous major |
B. | ambiguous minor |
C. | ambiguous middle |
D. | none of these |
Answer» D. none of these | |
9. |
In syllogism if the middle term is undistributed in both the premises thefallacy ………………. occurs. |
A. | undistributed middle |
B. | undistributed major |
C. | undistributed minor |
D. | none of these |
Answer» B. undistributed major | |
10. |
……………….. is a fallacy which occurs when a syllogism uses its minorterms in one sense in the minor premise and in a different sense in the conclusion. |
A. | ambiguous major |
B. | ambiguous minor |
C. | ambiguous middle |
D. | none of these |
Answer» C. ambiguous middle | |
11. |
……………….. is a fallacy which occurs when a syllogism uses its majorterms in one sense in the major premise and in a different sense in the conclusion. |
A. | ambiguous major |
B. | ambiguous minor |
C. | ambiguous middle |
D. | none of these |
Answer» B. ambiguous minor | |
12. |
In a syllogism, the term common to both major and minor premises is calledthe ………………….. |
A. | major term |
B. | minor term |
C. | middle term |
D. | none of these |
Answer» D. none of these | |
13. |
In a syllogism, the subject of the conclusion is called the…………….. |
A. | major term |
B. | minor term |
C. | middle term |
D. | none of these |
Answer» C. middle term | |
14. |
In a syllogism, the predicate of the conclusion is called the ………….. |
A. | major term |
B. | minor term |
C. | middle term |
D. | none of these |
Answer» B. minor term | |
15. |
Identify the fallacy:All men are selfish No apes are men Therefore ,No apes are selfish |
A. | undistributed middle |
B. | illicit major |
C. | illicit minor |
D. | ambiguous middle |
Answer» C. illicit minor | |
16. |
Identify the fallacy:All soldiers serve their country Women are not soldiers Therefore , women do not serve their country |
A. | undistributed middle |
B. | illicit major |
C. | illicit minor |
D. | ambiguous middle |
Answer» C. illicit minor | |
17. |
Identify the fallacy:All planets are round A wheel is round Therefore , a wheel is a planet |
A. | undistributed middle |
B. | illicit major |
C. | illicit minor |
D. | ambiguous middle |
Answer» B. illicit major | |
18. |
. Identify the fallacy:Red is a colour Blood is red Therefore ,blood is a colour |
A. | undistributed middle |
B. | illicit major |
C. | illicit minor |
D. | ambiguous middle |
Answer» E. | |
19. |
Identify the fallacy:Light is the opposite of darkness My purse is light Therefore ,my purse is the opposite of darkness |
A. | undistributed middle |
B. | illicit major |
C. | illicit minor |
D. | ambiguous middle |
Answer» E. | |
20. |
Identify the fallacy:All cold is dispelled by heat His ailment is cold Therefore , His ailment can be dispelled by heat |
A. | undistributed middle |
B. | illicit major |
C. | illicit minor |
D. | ambiguous middle |
Answer» E. | |
21. |
Identify the fallacy:All fishes live in water All frogs live in water Therefore ,All frogs are fishes |
A. | undistributed middle |
B. | illicit major |
C. | illicit minor |
D. | ambiguous middle |
Answer» B. illicit major | |
22. |
Identify the fallacy:All cows are quadrupeds No dogs are cows Therefore , No dogs are quadrupeds |
A. | undistributed middle |
B. | illicit major |
C. | illicit minor |
D. | ambiguous middle |
Answer» C. illicit minor | |
23. |
Identify the fallacy:Al college teachers are graduates He is not a college teacher Therefore , He is not a graduate |
A. | undistributed middle |
B. | illicit major |
C. | illicit minor |
D. | ambiguous middle |
Answer» C. illicit minor | |
24. |
Identify the fallacy:All girls are shy This boy is shy Therefore , This boy is girl |
A. | undistributed middle |
B. | illicit major |
C. | illicit minor |
D. | ambiguous middle |
Answer» B. illicit major | |
25. |
No Indians are ungratefulAll Indians are religious Therefore ,No religious person is ungrateful |
A. | undistributed middle |
B. | illicit major |
C. | illicit minor |
D. | ambiguous middle |
Answer» D. ambiguous middle | |
26. |
Identify the fallacy:All men are mortal All men are intelligent Therefore, All intelligent persons are mortal |
A. | undistributed middle |
B. | illicit major |
C. | illicit minor |
D. | ambiguous middle |
Answer» D. ambiguous middle | |
27. |
Name the fallacy: All men are mortal All dogs are mortal Therefore, All men are dogs |
A. | undistribute middle |
B. | ambiguous major |
C. | ambiguous minor |
D. | ambiguous middle |
Answer» B. ambiguous major | |
28. |
Name the fallacy:Some intelligent persons are wise No wise persons are king Therefore, Some kings are not intelligent |
A. | undistributed middle |
B. | illicit major |
C. | illicit minor |
D. | ambiguous middle |
Answer» C. illicit minor | |
29. |
Name the fallacy:No man is made of paper All pages are men Therefore,No pages are made of paper |
A. | fallacy of four terms |
B. | ambiguous major |
C. | ambiguous minor |
D. | ambiguous middle |
Answer» D. ambiguous middle | |
30. |
The full contrapositive of ‘Some dealers are not producers’: |
A. | some non-producers are dealers |
B. | some non-producers are not non- dealers |
C. | all dealers are non-producers |
D. | all non-dealers are producers |
Answer» C. all dealers are non-producers | |
31. |
Name the fallacy:No courageous creature flies The eagle is a courageous creature Therefore, the eagle does not fly |
A. | fallacy of four terms |
B. | ambiguous major |
C. | ambiguous minor |
D. | ambiguous middle |
Answer» C. ambiguous minor | |
32. |
The partial contrapositive of ‘Some dealers are not producers’: |
A. | some non-producers are dealers |
B. | some non-producers are non- dealers |
C. | all dealers are non-producers |
D. | all non-dealers are producers |
Answer» B. some non-producers are non- dealers | |
33. |
Name the fallacy: Ram is my friend Mohan is Ram’s friend Therefore, Mohan is my friend |
A. | fallacy of four terms |
B. | ambiguous major |
C. | ambiguous minor |
D. | ambiguous middle |
Answer» B. ambiguous major | |
34. |
The partial contrapositive of ‘No dealers are producers’: |
A. | some non-producers are dealers |
B. | some non-producers are non- dealers |
C. | all dealers are non-producers |
D. | all non-dealers are producers |
Answer» B. some non-producers are non- dealers | |
35. |
The full contrapositive of ‘All dealers are producers’: |
A. | no non-producers are dealers |
B. | no non-producers are non-dealers |
C. | all dealers are non-producers |
D. | all non-dealers are producers |
Answer» C. all dealers are non-producers | |
36. |
The partial contrapositive of ‘All dealers are producers’: |
A. | no non-producers are dealers |
B. | no non-producers are non-dealers |
C. | all dealers are non-producers |
D. | all non-dealers are producers |
Answer» B. no non-producers are non-dealers | |
37. |
Immediate inference in which from a given proposition another propositionhaving the contradictory of the given predicate as it’s subject is inferred is called: |
A. | conversion |
B. | obversion |
C. | contraposition |
D. | none of these |
Answer» D. none of these | |
38. |
Two propositions having the same subject and predicate, differ in quantityonly, the opposed propositions are called : |
A. | contraries |
B. | sub-contraries |
C. | sub-alterns |
D. | contradictories |
Answer» C. sub-alterns | |
39. |
Two propositions having the same subject and predicate, differ in qualityonly, the opposed propositions are called: |
A. | contraries |
B. | sub-contraries |
C. | sub-alterns |
D. | contradictories |
Answer» B. sub-contraries | |
40. |
The immediate inference in which the quality of a proposition is changedwithout change in the meaning is known as: |
A. | conversion |
B. | obversion |
C. | contraposition |
D. | none of these |
Answer» C. contraposition | |
41. |
The immediate inference in which subject and predicate are interchanged isknown as: |
A. | conversion |
B. | obversion |
C. | contraposition |
D. | none of these |
Answer» B. obversion | |
42. |
Identify the immediate inference- Some Indians are Hindus : therefore some Hindus are Indians |
A. | conversion |
B. | obversion |
C. | contraposition |
D. | none of the above |
Answer» B. obversion | |
43. |
Identify the immediate inference- All metals are elements : therefore some elements are metals |
A. | conversion |
B. | obversion |
C. | contraposition |
D. | none of the above |
Answer» B. obversion | |
44. |
The obverse of ‘ All men are mortal’ |
A. | no non-men are non-mortal |
B. | no men are non-mortal |
C. | some mortals are men |
D. | none of these |
Answer» C. some mortals are men | |
45. |
The converse of ‘Some men are clever’ |
A. | some clever beings are men |
B. | some non-clever beings are non-men |
C. | some non-men are non-clever |
D. | none of these |
Answer» B. some non-clever beings are non-men | |
46. |
Obverse of ‘Some Judges are not lawyers’ |
A. | some judges are non-lawyers |
B. | all judges are non-lawyers |
C. | some lawyers are non- judges |
D. | none of these |
Answer» B. all judges are non-lawyers | |
47. |
The converse of ‘No men are perfect’ |
A. | all men are non-perfect |
B. | no perfect beings are men’ |
C. | some men ae not perfect |
D. | some men are perfect |
Answer» C. some men ae not perfect | |
48. |
Obverse of ‘Some Judges are lawyers’ |
A. | no judges are non-lawyers |
B. | some judges are not non-lawyers |
C. | some lawyers are judges |
D. | none of these |
Answer» C. some lawyers are judges | |
49. |
Obverse of ‘No Judges are lawyers’ |
A. | no judges are non-lawyers |
B. | all judges are non-lawyers |
C. | no lawyers are judges |
D. | none of these |
Answer» C. no lawyers are judges | |
50. |
Obverse of ‘All Judges are lawyers’ |
A. | no judges are non-lawyers |
B. | all judges are non-lawyers |
C. | no lawyers are judges |
D. | none of these |
Answer» B. all judges are non-lawyers | |