NET, IAS, State-SET (KSET, WBSET, MPSET, etc.), GATE, CUET, Olympiads etc.: Philosphy MCQs (Practice_Test 74 of 90)

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  1. Consider the following statements:
    1. ‘P and Q’ is either true of false
    2. ‘P therefore Q’ is either true of false
    3. ‘P and R’ is either valid or invalid
    4. ‘P therefore Q’ is either valid or invalid
    • Of these statements
      1. 1 and 2 are correct
      2. 2 and 3 are correct
      3. 3 and 4 are correct
      4. 1 and 4 are correct
  2. Which of the following are true in respect of the logical validity of an argument?
    1. True premises and false conclusion.
    2. True premises and true conclusion.
    3. False premises and false conclusion.
    4. False premises and true conclusion.
    • Select the correct answer from the codes given below:
      • Codes:
        1. 1 and 2
        2. 1,2 and 3
        3. 1,3 and 4
        4. 2,3 and 4
  3. Which one of the following pairs of relations of the square of opposition holds when A and E type of propositions are interpreted non-existentially?
    1. Contrariety and contradiction
    2. Sub contrariety and contradiction
    3. Contradiction and sub alternation
    4. Sub contrariety and sub alternation
  4. Which one of the following is the contra positive of ‘Some S is not P’
    1. Some non-P is non-S
    2. Some non-P is not non-S
    3. Some non-S is non-P
    4. Some non-P is non-S
  5. If a proposition describes the relationship of ‘being father of’ then which properties does that relation possess?
    1. Non-symmetrical and non-transitive
    2. Symmetrical and reflexive
    3. Non-symmetrical and non reflexive
    4. Asymmetrical and intransitive
  6. Which of the following statements are true?
    1. A valid argument must be sound.
    2. A sound argument must be valid.
    3. A sound argument may have false conclusion.
    4. The premises and conclusion of a sound argument must be true
    • Select the correct answer from the codes given below:
      • Codes:
        1. 2 and 3
        2. 3 and 1
        3. 2 and 4
        4. 1 and 4
  7. Which of the following propositions can be validly inferred from a universal proposition?
    1. Particular affirmative.
    2. Particular negative.
    3. Denial of particular affirmative.
    4. Denial of particular negative.
    • Select the correct answer from the codes given below:
      • Codes:
        1. 1 and 2
        2. 1 and 3
        3. 2 and 3
        4. 3 and 4
  8. In the fourth figure, if the major premise is affirmative, the minor premise must be
    1. Negative
    2. Universal
    3. Affirmative
    4. Particular
  9. Which one of the following is a valid mood of a categorical syllogism in the third figure?
    1. AAA
    2. IIO
    3. E A O
    4. I O A
  10. Consider the following argument: ‘All spiritual love is real love, all physical love is not spiritual love, therefore, no physical love is real love’ The argument commits the
    1. Fallacy of undistributed middle term
    2. Fallacy of illicit minor term
    3. Fallacy of illicit major term
    4. Existential fallacy
  11. In which of the following figures a categorical syllogism in the mood IAI will be valid?
    1. Figures I and II
    2. Figures II and III
    3. Figures III and IV
    4. Figures II and IV
  12. If one constructs a categorical syllogism with particular major and a negative minor and derives a particular negative conclusion, which one of the following general rules of syllogism will be violated?
    1. If one of the premises is negative then the conclusion must be negative and vice versa.
    2. If one of the premises is particular, then the conclusion must be particular, but not vice versa.
    3. Both the premises of a categorical syllogism cannot be negative.
    4. If a term is not distributed in the premises, then it cannot be distributed in the conclusion
  13. Given below are six statements. Which of the statements are related as premises and conclusion of a valid syllogism?
    1. No positivist is a theist.
    2. All theists are philosophers.
    3. Some scientists are theists.
    4. All positivists are philosophers.
    5. Some scientists are not positivists.
    6. Some philosophers are not scientists
    • Select the correct answer from the codes given below:
      • Codes:
        1. 1 2 4
        2. 3 4 5
        3. 1 3 5
        4. 2 3 5
  14. Which one of the following arguments is invalid?
    1. Some reformers are fanatics, so some idealists are fanatics, since all reformers are idealists
    2. No gases are argon compounds, since all argon compounds are metals, and some metals are not gases
    3. Some neurotics are not parasites, but all criminals are parasites, so some neurotics are not criminals
    4. No wealthy men are labour leaders, for no wealthy men are true liberals, and all labour leaders are true liberals