Mock Test

Exam: RRB NTPC Subject: Reasoning Topic: Syllogism

Total Questions: 20

Q1. In the same syllogism (All men are mortal. Socrates is a man. Therefore, Socrates is mortal.), what is the minor premise?

All men are mortal. Socrates is a man. Therefore, Socrates is mortal. Socrates is mortal.
Q2. Which is the invalid conclusion from: 'If you practice regularly, you will improve. If you improve, you will win the competition.'?

If you practice regularly, you will win the competition. If you do not win the competition, you did not practice regularly. If you do not improve, you did not practice regularly. If you win the competition, you improved.
Q3. Some doctors are surgeons. All surgeons are skilled. Therefore, some doctors are skilled. This syllogism is:

Valid Invalid Always true Never true
Q4. What fallacy occurs when a term is distributed in the conclusion but not in the premise where it appears as the subject or predicate?

Undistributed Middle. Illicit Major. Illicit Minor. Equivocation.
Q5. Consider: Premise 1: All strategic partnerships aim to expand market reach. Premise 2: Partnership A aims to expand market reach. What is a valid conclusion?

Partnership A is a strategic partnership. Partnership A is not a strategic partnership. Not all strategic partnerships expand market reach. Some expansions of market reach are not strategic partnerships.
Q6. Some artists are creative. All creative people are imaginative. Which of the following conclusions can be logically deduced?

All artists are imaginative. Some artists are imaginative. Some imaginative people are artists. No artists are imaginative.
Q7. Statements: Some trees are tall. All tall things are strong. Conclusions: I. Some trees are strong. II. All strong things are tall.

Only conclusion I follows Only conclusion II follows Both conclusions I and II follow Neither conclusion I nor II follows
Q8. In modern logic, the truth of a syllogism is often analyzed using predicate logic. If a syllogism is valid, it means that in any interpretation where the premises are true, the conclusion must also be true. This is known as:

Satisfiability Undecidability Logical consequence Semantic entailment
Q9. Given that 'No student is a teacher', which of the following is a valid immediate inference?

All teachers are students. Some students are not teachers. No teacher is a student. Some teachers are students.
Q10. Every microservices architecture consists of independent services. Some independent services communicate via APIs. Therefore:

All microservices architectures communicate via APIs. Some microservices architectures communicate via APIs. No microservices architectures communicate via APIs. Some independent services are microservices architectures.
Q11. Which of the following statements about syllogisms is true?

They are based on inductive reasoning The truth of the premises guarantees the truth of the conclusion They always have four terms They only deal with opinions
Q12. If a window is broken, what can you immediately infer?

The window is intact. There is damage to the window. The window is clean. The window is closed.
Q13. In the syllogism 'All tables are furniture' and 'Some furniture is wooden', which Venn diagram scenario would allow for the conclusion 'Some tables are wooden'?

The 'Wooden' circle overlaps with the 'Furniture' circle but remains entirely outside the 'Tables' circle. The 'Wooden' circle overlaps with the 'Furniture' circle and also overlaps with the 'Tables' circle. The 'Wooden' circle is entirely within the 'Furniture' circle but completely separate from the 'Tables' circle. The 'Wooden' circle is entirely within the 'Tables' circle, which is itself within the 'Furniture' circle.
Q14. A syllogism of the form OAO in any figure is:

Always valid Never valid Valid only in Figure 3 Valid only in Figure 4
Q15. The quality of an abductive explanation is judged by its:

Logical certainty Falsifiability Plausibility and explanatory power Simplicity alone
Q16. Consider: No X is Y. Some Z is not Y. What can be concluded?

Some Z is X No Z is X Some Z is not X No conclusion can be drawn.
Q17. Consider the syllogism: All birds can fly. Some flying creatures are insects. Therefore, some birds are insects. The syllogism is invalid due to:

Illicit Major Undistributed Middle Illicit Minor Affirming the Consequent
Q18. The syllogism 'No P are M. Some S are M. Therefore, Some S are not P.' is a valid form. What is its mood and figure?

EAO-3 EIO-3 EAO-4 EIO-4
Q19. If no scientists are ignorant and some ignorant people are mistaken, what can be definitively concluded?

No scientists are mistaken. All scientists are mistaken. Some mistaken people are not scientists. All mistaken people are scientists.
Q20. How many seconds are in 1 minute?

10 30 60 120

Seamless prep with the tools you already use.

Study across devices, save bookmarks, get smart reminders, and track progress—so your mock tests and AI plans stay in sync.

Start free Browse exams

Elevate your prep today

Streamline practice, track weak topics, and improve faster with AI-guided revision. Try Meltwish free.

Create Free Account