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Home Verbal Reasoning Syllogism See What Others Are Saying!
  • Question
  • Statements:
    (a) All dogs are rats.
    (b) All rats are crows.
    (c) All crows are parrots.
    Conclusions:
    (I) All dogs are parrots.
    (II) Some parrots are dogs.
    (III) Some crows are dogs.
    (IV) All rats are dogs.


  • Options
  • A. Only (I) and (II) follow
  • B. Only (I), (II) and (III) follow
  • C. Either (II) or (IV) follow
  • D. Either (I) or (II) or (III) follow

  • Correct Answer
  • Only (I), (II) and (III) follow 

    Explanation

    All the three Premises are Universal Affirmative (A-type).
    All dogs are rats. ? All rats are crows.
    A + A ? A-type of Conclusion "All dogs are crows."
    Conclusion III is converse of it.
    All rats are crows. ? All crows are parrots.
    A + A ? A-type of Conclusion "All rats are parrots."
    All dogs are crows. ? All crows are parrots.
    A + A ? A-type of Conclusion "All dogs are parrots."
    This is Conclusion I.
    Conclusion II is converse of it.


  • More questions

    • 1. Choose the word which is different from the rest.

    • Options
    • A. Bajra
    • B. Mustard
    • C. Rice
    • D. Wheat
    • E. Barley
    • Discuss
    • 2. Find the odd one out:

    • Options
    • A. 263
    • B. 111
    • C. 242
    • D. 551
    • Discuss
    • 3. Find the odd one out:

    • Options
    • A. 21
    • B. 69
    • C. 81
    • D. 83
    • Discuss
    • 4. 16 : 56 :: 32 :?

    • Options
    • A. 96
    • B. 112
    • C. 120
    • D. 128
    • Discuss
    • 5. 8 : 24 ::? : 32

    • Options
    • A. 5
    • B. 6
    • C. 10
    • D. 8
    • Discuss
    • 6. 
      'Uneasy' is to 'Quite" as 'Fit' is to

    • Options
    • A. Proper
    • B. Suitable
    • C. Pertinent
    • D. Unfit
    • Discuss
    • 7. 
      NA

    • Options
    • A. Desire
    • B. Hope
    • C. Want
    • D. Belief
    • Discuss
    • 8. 
      Statement :
      1. Some clerks are poor;
      2. A is poor
      Conclusion :
      I. A is clerk.
      II. A has a large family.

    • Options
    • A. Both conclusions I and Ii
    • B. Only conclusion II
    • C. Only conclusion I follows.
    • D. Neither conclusion I nor conclusion Ii follows.
    • Discuss
    • 9. 
      Ant : Fly : Bee

    • Options
    • A. Termite
    • B. Insect
    • C. Lizard
    • D. Small
    • Discuss
    • 10. 
      NA

    • Options
    • A. Radium
    • B. Thorium
    • C. Sodium
    • D. Uranium
    • Discuss


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