Practice Questions on Logical Reasoning for CLAT UG 2026
1. A survey found that students who studied in groups scored higher in exams than those who studied alone. Based on this, a coaching institute advertises: “Join our group study sessions to guarantee higher marks.”
Which of the following best weakens the institute’s claim?
A. Students who already score well are more likely to join group study.
B. Group study sessions are free of cost.
C. Many students prefer studying late at night.
D. Coaching institutes also provide online lectures.
B. Group study sessions are free of cost.
C. Many students prefer studying late at night.
D. Coaching institutes also provide online lectures.
Answer: A
Explanation: The causal link is challenged if high-scoring students are self-selecting into group study, not that group study causes high scores.
Explanation: The causal link is challenged if high-scoring students are self-selecting into group study, not that group study causes high scores.
2. If all artists are creative, and some creative people are introverts, which of the following must be true?
A. All introverts are artists.
B. Some artists may be introverts.
C. No artist is an introvert.
D. All creative people are artists.
B. Some artists may be introverts.
C. No artist is an introvert.
D. All creative people are artists.
Answer: B
Explanation: Since artists ⊆ creative, and some creative ⊆ introverts, overlap between artists and introverts is possible.
Explanation: Since artists ⊆ creative, and some creative ⊆ introverts, overlap between artists and introverts is possible.
3. A law firm claims: “Our lawyers never lose a case.” Which of the following, if true, most strongly refutes this claim?
A. The firm hires only top graduates.
B. One of their clients was convicted despite hiring them.
C. The firm charges high legal fees.
D. The firm mostly handles corporate cases.
B. One of their clients was convicted despite hiring them.
C. The firm charges high legal fees.
D. The firm mostly handles corporate cases.
Answer: B
Explanation: A client’s conviction proves that the firm does lose cases, directly refuting the claim.
Explanation: A client’s conviction proves that the firm does lose cases, directly refuting the claim.
4. Statement: “Every citizen should vote because democracy thrives only when people participate.”
What kind of reasoning does this represent?
A. Deductive reasoning
B. Analogical reasoning
C. Normative reasoning
D. Causal reasoning
B. Analogical reasoning
C. Normative reasoning
D. Causal reasoning
Answer: C
Explanation: The statement prescribes what people ought to do, making it normative reasoning.
Explanation: The statement prescribes what people ought to do, making it normative reasoning.
5. The city government increased bus fares by 25%. Soon after, fewer people started using buses, and the revenue collected decreased.
Which of the following best explains this?
A. Many people began carpooling instead of using buses.
B. The government introduced new bus routes.
C. The city expanded its metro rail system.
D. People dislike waiting for buses.
B. The government introduced new bus routes.
C. The city expanded its metro rail system.
D. People dislike waiting for buses.
Answer: A
Explanation: A shift to alternatives like carpooling explains both reduced ridership and reduced revenue despite fare hike.
Explanation: A shift to alternatives like carpooling explains both reduced ridership and reduced revenue despite fare hike.
6. “If no teachers are careless, and some teachers are strict, then which conclusion follows?”
A. All strict people are teachers.
B. Some strict people are not careless.
C. No strict person can be a teacher.
D. Some careless people are teachers.
B. Some strict people are not careless.
C. No strict person can be a teacher.
D. Some careless people are teachers.
Answer: B
Explanation: Since teachers ⊆ not careless, and some teachers ⊆ strict, those strict teachers are not careless.
Explanation: Since teachers ⊆ not careless, and some teachers ⊆ strict, those strict teachers are not careless.
7. A political leader says: “Unemployment is high because foreign companies are taking away jobs.”
Which of the following, if true, weakens this argument?
A. Many unemployed people lack necessary skills.
B. Foreign companies provide better salaries.
C. The leader’s party is not in power.
D. Unemployment rates vary across states.
B. Foreign companies provide better salaries.
C. The leader’s party is not in power.
D. Unemployment rates vary across states.
Answer: A
Explanation: If the real cause is lack of skills, the claim that foreign companies are the main cause is weakened.
Explanation: If the real cause is lack of skills, the claim that foreign companies are the main cause is weakened.
8. Passage: “Plastic bans reduce visible litter but may push people towards paper bags, which require more trees to be cut down. Hence, banning plastic may harm the environment.”
Which assumption is necessary for the conclusion?
A. Paper bags cannot be recycled.
B. People will switch to paper bags after a plastic ban.
C. Plastic is the main cause of environmental harm.
D. Banning plastic reduces pollution significantly.
B. People will switch to paper bags after a plastic ban.
C. Plastic is the main cause of environmental harm.
D. Banning plastic reduces pollution significantly.
Answer: B
Explanation: The conclusion rests on the assumption that people will actually use paper bags as an alternative.
Explanation: The conclusion rests on the assumption that people will actually use paper bags as an alternative.
9. During a debate, one speaker says: “If we cannot guarantee 100% safety in nuclear plants, we should not use nuclear energy at all.”
This argument commits which fallacy?
A. False analogy
B. Slippery slope
C. Perfectionist fallacy
D. Circular reasoning
B. Slippery slope
C. Perfectionist fallacy
D. Circular reasoning
Answer: C
Explanation: The perfectionist fallacy assumes that unless something is perfect, it should be rejected.
Explanation: The perfectionist fallacy assumes that unless something is perfect, it should be rejected.
10. A college principal claims: “Mobile phones distract students and reduce learning, so phones must be banned on campus.”
Which of the following, if true, most strengthens the argument?
A. Students use phones to cheat during exams.
B. Most students use phones to contact parents.
C. Other colleges allow phones on campus.
D. Teachers sometimes use phones in class.
B. Most students use phones to contact parents.
C. Other colleges allow phones on campus.
D. Teachers sometimes use phones in class.
Answer: A
Explanation: Evidence of phones being misused in exams adds weight to the principal’s claim that they harm learning.
Explanation: Evidence of phones being misused in exams adds weight to the principal’s claim that they harm learning.
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Ruchika Mohapatra
Contributing author
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