Mock Test

Exam: SSC CGL Subject: General Intelligence and Reasoning Topic: Syllogism

Total Questions: 20

Q1. All prime factors of 12 are prime. Some prime numbers are even. What can be definitively concluded?

All prime factors of 12 are even. Some prime factors of 12 are even. No prime factor of 12 is even. All even prime numbers are factors of 12.
Q2. Statements: Some cars are vehicles. No vehicle is a bicycle. All bicycles are two-wheeled. Conclusions: I. Some cars are not bicycles. II. Some two-wheeled things are not vehicles.

Only I follows Only II follows Either I or II follows Neither I nor II follows
Q3. What can be concluded from the syllogism 'All humans are mortal; Peter is a human'?

Peter is immortal Peter is a god Peter is a ghost Peter is mortal
Q4. In a syllogism, if the major premise is 'All birds can fly' and the minor premise is 'Eagles are birds', what can be concluded?

Eagles can swim Eagles can fly Eagles can run Eagles can talk
Q5. The distribution of terms in the statement 'All S are P' is:

S distributed, P not distributed S not distributed, P distributed Both distributed Neither distributed
Q6. Premise 1: All critical thinkers analyze information. Premise 2: Some individuals who analyze information are prone to bias. What can be validly concluded?

Some critical thinkers are prone to bias. All critical thinkers are prone to bias. No critical thinkers are prone to bias. Some critical thinkers are not prone to bias.
Q7. Which of the following syllogistic moods is generally considered valid?

AAA-1 EAE-2 AII-3 All of the above
Q8. Premise 1: All successful people are disciplined. Premise 2: Some disciplined people are not ambitious. Conclusion: Therefore, some successful people are not ambitious. The fallacy in this syllogism is:

Illicit major Undistributed middle Illicit minor Denying the antecedent
Q9. Which strategy focuses on identifying a term that is distributed in the conclusion but not in the premises?

Venn Diagrams Elimination Method Rule of Distribution Checking for Fallacies
Q10. If 'Some passengers missed the flight' is false, then the complementary proposition is:

All passengers missed the flight No passengers missed the flight Some passengers did not miss the flight All passengers did not miss the flight
Q11. The Medieval period saw the formalization of mnemonic devices and rules for identifying valid syllogistic figures and moods. Which of these is NOT a recognized Aristotelian syllogistic figure?

Figure 1 (Subject-Predicate) Figure 2 (Predicate-Predicate) Figure 3 (Subject-Subject) Figure 4 (Predicate-Subject)
Q12. What is the logical equivalence of ¬(P ∨ Q)?

¬P ∧ ¬Q ¬P ∨ ¬Q P ∧ Q P ∨ Q
Q13. If one proposition in a complementary pair is true, then the other proposition must be ________.

True False Either true or false Neither true nor false
Q14. If a syllogism has premises 'Some S are P' and 'No M are P', what is the valid conclusion, if any?

Some S are M. No S are M. Some S are not M. No valid conclusion can be drawn.
Q15. Which of the following is a fundamental form of deductive reasoning often used in AI?

Inductive Reasoning Abductive Reasoning Syllogistic Reasoning Analogical Reasoning
Q16. Which of the following statements is true regarding the validity of syllogisms?

A valid syllogism cannot have a false conclusion. A valid syllogism cannot have false premises. A syllogism can be valid even if its premises are false. A syllogism with true premises is always valid.
Q17. In a syllogism, the conclusion follows from the:

Premises Assumptions Hypotheses Observations
Q18. Consider the disjunctive syllogism: 'Either A is true or B is true.' and 'A is not true.' What is the valid conclusion?

A is true B is not true B is true Either A or B is not true
Q19. Which pair of propositions are complementary?

All workers are skilled. All workers are unskilled. Some workers are skilled. No workers are skilled. Some workers are skilled. Some workers are not skilled. No workers are skilled. All workers are unskilled.
Q20. The propositions 'All good decisions are risky' and 'Some good decisions are not risky' are related as:

Contraries Subcontraries Contradictories Subalternation

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