Mock Test

Exam: RRB Group D Subject: General Intelligence and Reasoning Topic: Syllogism

Total Questions: 20

Q1. Consider the syllogism: 'All mammals are animals. Some animals are aquatic. Therefore, some mammals are aquatic.' What is the distribution of the term 'animals'?

Distributed in the major premise, undistributed in the minor premise. Undistributed in the major premise, distributed in the minor premise. Undistributed in both premises. Distributed in both premises.
Q2. Which of the following is a universal affirmative proposition?

All S are P No S is P Some S are P Some S are not P
Q3. What is the function of the predicate of the major premise in a syllogism?

To link with the subject of the conclusion. To link with the predicate of the conclusion. To link with the subject of the minor premise. To link with the predicate of the minor premise.
Q4. All students are intelligent. Some intelligent people are doctors. Which conclusion is valid?

All students are doctors. No students are doctors. Some students are doctors. Some doctors are students.
Q5. Premise 1: All X are Y. Premise 2: No Y are Z. Conclusion: No X are Z. This form of syllogism is:

Invalid Valid Depends on the terms A rhetorical question
Q6. If 'No students passed the exam' is false, what must be true about 'Some students passed the exam'?

It must be false. It must be true. It can be either true or false. It is irrelevant.
Q7. Consider the syllogism: All A are B. All B are C. Therefore, All A are C. If the premises are true, what can be definitively concluded about the conclusion's validity and soundness?

Valid but not necessarily sound. Sound but not necessarily valid. Both valid and sound if the premises are factually true. Neither valid nor sound.
Q8. All roses are flowers. Some flowers are red. Therefore, some red things are roses. Which of the following conclusions can be drawn?

True False Uncertain None of the above
Q9. All A are B. Some C are A. Therefore, Some C are B. This is a:

Valid syllogism Invalid syllogism Contradictory statement Unrelated statement
Q10. Statements: All mountains are high. Some high things are clouds. Conclusions: I. Some mountains are clouds. II. Some clouds are mountains.

Only conclusion I follows Only conclusion II follows Either conclusion I or II follows Neither conclusion I nor II follows
Q11. Some houses have roofs. All roofs provide shelter. What can be concluded?

All houses provide shelter Some houses do not provide shelter Some shelters are houses All shelters are houses
Q12. If a term is undistributed in the conclusion, it means:

It must be distributed in both premises It can be distributed or undistributed in the premises It must be absent from the premises It must be distributed in one premise
Q13. Which of the following is an example of a categorical proposition?

Is it raining? Close the door. All cats are black. I am happy.
Q14. Statements: All students are hardworking. Some hardworking people are not toppers. Conclusions: I. Some students are not toppers. II. All toppers are hardworking. Which conclusion is valid?

Only I follows Only II follows Both I and II follow Neither I nor II follows
Q15. No clouds are solid. Some solid things are heavy. What can we conclude?

All heavy things are clouds. Some clouds are heavy. No heavy things are clouds. All clouds are heavy.
Q16. All squares are rectangles. Some rectangles are blue. Therefore, some squares are blue. What is the flaw?

The premises are false Undistributed Middle Term Illicit Major Term Illicit Minor Term
Q17. If 'All scientists are researchers' is true, which of the following is also true?

All researchers are scientists Some researchers are scientists No researchers are scientists Some scientists are not researchers
Q18. If an inductive argument's premises are true, the conclusion is likely to be true if the argument is:

Valid Sound Strong Unsound
Q19. Which of the following is NOT one of the figures of syllogism identified by Aristotle?

Figure 1 Figure 2 Figure 5 Figure 3
Q20. In a valid syllogism, which of the following must be distributed at least once?

Major term only Minor term only Middle term Both major and minor terms

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