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LSAT Explanations › PrepTest 136 › Section 4

Logical Reasoning

PrepTest 136 Section 4

Find the question you’re working on. Explore the reasoning, understand each answer, and learn from your mistakes.

26 question explanationsScored section

Choose a question

Explanations for every question, find them by number or text.

  1. Q1:
    According to the official results of last week's…Flawed Reasoning

    The results were rigged.

  2. Q2:
    Editorial: It is usually desirable for people to have a…Strengthen

    We should regulate the information on the internet.

  3. Q3:
    Some members have criticized the club's president for…Necessary Assumption

    The current president was right to ask Dr. Hines to speak, even though the president didn’t consult members.

  4. Q4:
    Company spokesperson: Household Products magazine claims that…Weaken

    The attack is groundless.

  5. Q5:
    A famous artist once claimed that all great art…Main Point

    The great artist was wrong to say that all great art imitates nature, OR great music is not always great art.

  6. Q6:
    Patricia: During Japan's Tokugawa period, martial arts…Weaken

    Tamara says that many people feared ninjas.

  7. Q7:
    Philosopher: Both the consequences and the motives of…Necessary Assumption

    Moral agents need free will.

  8. Q8:
    A significant amount of the acquisition budget of a…Weaken

    Publishing a scholarly journal must be more profitable now.

  9. Q9:
    Terrence Gurney suggests that because his books appeal…Identify The Conclusion

    Gurney is wrong to say that he hasn’t received recognition because he is popular.

  10. Q10:
    In an experiment designed to show how life may have…Paradox

    Lighting could create amino acids.

  11. Q11:
    Art critic: The Woerner Journalism Award for criticism…Principle – Strengthen

    Paulsen shouldn’t have gotten the criticism award.

  12. Q12:
    Manager: Our company's mail-order sales have recently…Strengthen

    Unlimited free shipping probably caused the increase in sales.

  13. Q13:
    Proponents of nuclear power point out that new nuclear…Parallel Reasoning

    We shouldn’t build nuclear power plants, even though they’re unlikely to melt down.

  14. Q14:
    University president: Research institutions have an obligation…Principle
  15. Q15:
    Carpal tunnel syndrome, a nerve disorder that affects…Paradox

    You get more carpal tunnel if you can’t control your own work, even if you do the same amount of typing as workers who do have control.

  16. Q16:
    Principle: Employees of telemarketing agencies should never…Principle
  17. Q17:
    Although Pluto has an atmosphere and is much larger…Sufficient Assumption

    Pluto is not a true planet.

  18. Q18:
    A high-calorie diet providing adequate fats was a…Paradox

    It was easiest for the human brain to develop in coastal areas.

  19. Q19:
    Editor Y: This is a good photograph: the composition…Point At Issue
  20. Q20:
    University president: We will be forced to reduce…Sufficient Assumption

    We must market our programs more aggressively to keep quality.

  21. Q21:
    If the city starts requiring residents to sort the…Must Be True

    If the city requires sorting, many residents will put recyclables in their regular garbage.

  22. Q22:
    Meerkat "sentinels," so-called because they watch for…Flawed Reasoning

    The meerkat sentinels are altruistic and not entirely self-interested.

  23. Q23:
    Alex: Shrimp farming results in damage to the…Point At Issue
  24. Q24:
    No one who works at Leila's Electronics…Flawed Parallel Reasoning

    Lester must have gotten a poor performance evaluation.

  25. Q25:
    Numerous studies have demonstrated a pronounced negative…Flawed Reasoning

    Lack of fiber causes colon cancer, and lots of fiber prevents it.

  26. Q26:
    Anthropologist: Many people think that if human…Identify The Conclusion

    It isn’t true that chimpanzees must have had an early version of language.

About this section

Originally Section 4 of PrepTest 66, administered in June 2012.

Question types

Flawed Reasoning3 · 12%
Paradox3 · 12%
Weaken3 · 12%
Identify The Conclusion2 · 8%
Necessary Assumption2 · 8%
Point At Issue2 · 8%
Principle2 · 8%
Strengthen2 · 8%
Sufficient Assumption2 · 8%
Flawed Parallel Reasoning1 · 4%
Main Point1 · 4%
Must Be True1 · 4%
Parallel Reasoning1 · 4%
Principle – Strengthen1 · 4%

Based on our explanation classifications. Each of the 26 questions is counted once.

Section 3: Reading Comprehension
All PrepTest 136 explanations

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