APSET: Philosphy MCQs (PracticeTest 22 of 90)
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Which of the following statements are true in a valid argument?

The truth of the premises is a necessary condition for the truth of the conclusion

The truth of the conclusion is a necessary condition for the truth of the premises

The truth of the premises is a sufficient condition for the truth of the conclusion

The truth of the conclusion is a sufficient condition for the truth of the premises
Select the correct answer using the codes given below:

1 and 4

1 and 2

3 and 4

2 and 3


The validity of a deductive argument is determined by

its content

it from

both its form and content

the truth of its conclusion


Consider the following propositions:

Not all syllogisms having is true conclusion are valid

Whatever is knowable is namable

Few diplomatic statements are unambiguous

Students often play cricket on a
Sunday
The correct sequence of these propositions in the traditional classification would be 1 2 3 4

E I I A

O A O I

E A O I

O A I A


Consider the following statements:

‘Swami Vivekanand was born in Gujarat’ is a proposition

Copula connects the predicate with the subject

A statement that can be doubted is not a proposition

A traditional proposition need not be in the form of an indicative sentence.
Which of the above statements are incorrect?

1 and 4

3 and 4

2 and 3

1 and 2


Given the following propositions:

Not all scientists are philosophers

All virtues are acquired

No Indian can accept Pakistan's interpretation of the Kashmir problem
Which one of the following statements is correct?

Subject term is distributed in propositions 2 and 3 Predicate term is distributed in propositions 2 and 3.

Subject term is distributed in propositions 1, 2 and 3. Predicate term is distributed in propositions 1 and 3

Subject term is distributed in propositions 1, 2 and 3. Predicate term is distributed in proposition 2

Subject term is distributed in propositions 1 and 2. Predicate term is distributed in propositions 2 and 3


Given that the second disjunct of a disjunctive proposition is an implication whose antecedent is false, the disjunction

must be false

may be true

must be true

may be false


Assuming that there are no crows on the moon, which of the following statements cannot be true?

All crows on the moon are black

No crows on the moon are black

Some crows on the moon are black

Some crows on the moon are not black
Select the correct answer using the codes given below:

1, 2, 3 and 4

1 and 2

3 and 4

2 and 4


Consider the following statements:

Every sentence is a proposition

A biconditional statement is false when both of its components are false

A disjunctive statement may be true even when its first component is false

The negation of a tautological statement is a contingent statement

A statement which is false only if its first component is true and the second component is false, is called disjunction
Which of the above statements are incorrect?

1, 3 and 4

2, 3 and 5

1, 2, 4 and 5

1, 2, 3 and 4


If the major term of a syllogism is the predicate of the major premise, then the

minor premise must be affirmative

major premise must be negative

minor premise must be universal

major premise must be particular


Which one of the following has a valid mood in which the minor term is the subject of an ‘O’ proposition?

Figure I

Figure II

Figure III

Figure IV


Some athletes are not actors All actors are runners Therefore, some runners are not athletes. The figure and mood of the above mentioned syllogism are

OAO in Figure IV

IAO in Figure III

OIE in Figure II

OAO in Figure I


Match ListI with ListII and select the correct answer:
ListI (Rules) ListII (Fig. Of syllogism) 
If the major premise is affirmative, the minor premise must be universal

If either of the premises is negative the major premise must be universal

The conclusion must be particular

One of the premises must be negative

Figure I

Figure II

Figure III

Figure IV
 A
 B
 C
 D

 1
 4
 3
 2

 4
 2
 3
 1

 3
 4
 2
 1

 4
 2
 1
 3


A valid syllogism in the third figure must have

an affirmative major premise and a universal conclusions

a negative major premise and a universal conclusion

an affirmative minor premise and a particular conclusion

a negative minor premise and a universal conclusion


The syllogism: ‘A few persons who are frustrated in life are virtuous because a few virtuous persons sufferer in life and those who suffer in life are necessarily frustrated’ commits

the fallacy of undistributed middle

the fallacy of illicit major

the fallacy of illicit minor

no fallacy


Every student is an examinee because every examinee is an identity card holder and all identity card holders are students. The syllogism commits the fallacy of

illicit minor

illicit major

undistributed middle

ambiguous minor
