Can Your Brain Detect Logical Fallacies?

1. This movie must be great because everyone says it’s fantastic.
A) Appeal to Authority
B) Ad Hominem
C) Appeal to Emotion
D) None of the above

Correct Answer:A
Notes:
This is an appeal to authority fallacy because the greatness of something cannot be solely determined by what others say, and should be judged based on personal assessment.

2. This product must be effective because the advertisement claims it’s the best.
A) Appeal to Authority
B) Ad Hominem
C) Appeal to Emotion
D) None of the above

Correct Answer:A
Notes:
Similarly, this is an appeal to authority fallacy because claims in advertisements may not necessarily reflect the truth.

3. This person has lied many times, so everything he says must be untrustworthy.
A) Appeal to Authority
B) Ad Hominem
C) Appeal to Emotion
D) None of the above

Correct Answer:B
Notes:
This is an ad hominem fallacy because even if a person has lied before, what he says may still be true.

4. This plan must work because it looks very promising.
A) Appeal to Authority
B) Ad Hominem
C) Appeal to Emotion
D) None of the above

Correct Answer:C
Notes:
This is an appeal to emotion fallacy because a plan looking promising doesn’t guarantee its effectiveness.

5. This company’s products must be great because it’s a well-known company.
A) Appeal to Authority
B) Ad Hominem
C) Appeal to Emotion
D) None of the above

Correct Answer:A
Notes:
Again, this is an appeal to authority fallacy because the fame of a company doesn’t necessarily mean its products are great.

6. This political candidate must be a good person because their campaign ad is well-produced.
A) Appeal to Authority
B) Ad Hominem
C) Appeal to Emotion
D) None of the above

Correct Answer:C
Notes:
This is an appeal to emotion fallacy because a well-produced ad doesn’t guarantee the candidate is a good person.

7. This new product must be effective because it has high sales.
A) Appeal to Authority
B) Ad Hominem
C) Appeal to Emotion
D) None of the above

Correct Answer:A
Notes:
This is also an appeal to authority fallacy because high sales don’t necessarily indicate product effectiveness.

8. This viewpoint must be correct because many people agree with it.
A) Appeal to Authority
B) Ad Hominem
C) Appeal to Emotion
D) None of the above

Correct Answer:A
Notes:
This also falls under appeal to authority fallacy because agreement from many people doesn’t guarantee the correctness of a viewpoint.

9. This plan must be feasible because it was proposed by a renowned expert.
A) Appeal to Authority
B) Ad Hominem
C) Appeal to Emotion
D) None of the above

Correct Answer:A
Notes:
This is also an appeal to authority fallacy because a plan proposed by a renowned expert doesn’t guarantee its feasibility.

10. This product must be effective because its packaging is beautifully designed.
A) Appeal to Authority
B) Ad Hominem
C) Appeal to Emotion
D) None of the above

Correct Answer:C
Notes:
This is an appeal to emotion fallacy because a product’s beautiful packaging doesn’t guarantee its effectiveness.
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