Logical Reasoning

PrepTest 2 Section 4 Explanations

PrepTest 2 Section 4 is a Logical Reasoning section with 25 questions. It covers Strengthen, Flaw, and Must be True questions, spanning Easy to Hard difficulty. Each explanation breaks down the right answer, the wrong-answer traps, and what to practice next.

Question 1

A major art theft from a museum

HardPrinciple-Conform

Question 2

The teeth of some mammals show “growth rings”

EasyMost Supported

Question 3

The United States has never been

MediumMethod

Question 4

Giselle: The government needs

MediumFlaw

Question 5

A government agency publishes ratings

EasyWeaken

Question 6

Although this bottle is labeled “vinegar,”

EasyFlaw

Question 7

Marine biologists have long thought

HardStrengthen

Question 8

Measurements of the extent of amino-acid

MediumMost Supported

Question 9

Advertisement: Clark brand-name parts

MediumNecessary Assumption

Question 10

Even if a crime that has been committed

HardStrengthen

Question 11

Every week, the programming office

EasyFlaw

Question 12

“Though they soon will, patients should not

HardParadox

Question 13

Alia: Hawthorne admits that he has influence

EasyAgree/Disagree

Question 14

The mayor boasts that the average ambulance

EasyStrengthen

Question 15

In a large residential building, there is a rule

MediumNecessary Assumption

Question 16

Nuclear fusion is a process

EasyWeaken

Question 17

Every photograph, because it involves the light

EasySufficient Assumption

Question 18

Some cleaning fluids

EasyMust be True

Question 19

Some cleaning fluids

MediumMain Conclusion

Question 20

Normal full-term babies are all born

EasyParallel

Question 21

Efficiency and redundancy are contradictory

MediumMust be True

Question 22

All intelligent people are nearsighted.

HardParallel Flaw

Question 23

An advertisement states:

HardMust be True

Question 24

In opposing the 1970 Clean Air Act

MediumMethod

Question 25

In opposing the 1970 Clean Air Act

MediumStrengthen