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WorksheetsLogical Fallacy Practice
Total questions: 35
Worksheet time: 30mins
I guess I should buy my 12-year-old daughter an iPhone. Everyone at her new school has one and I want her to fit in with the other kids.
ad hominem
slippery slope
ad populum
straw man
If you don’t say the Pledge of Allegiance, then you must be a traitor.
false dilemma
post hoc
ad populum
false authority
Every time I wash my car, it rains the next day. My car washing definitely affects the weather.
hasty generalization
slippery slope
post hoc
ad populum
Studies show it takes up to seven years for the human body to digest a piece of gum.
ad hominem
red herring
hasty generalization
false authority
Charlie: I think we should put more money into schools. Quality public education is so important.
Bob: So you’re saying we should cut military spending and spend it instead on more spiral notebooks and crayons? I guess you want our country to be a weak, defenseless target for terrorists.
straw man
false authority
ad populum
circular reasoning
I’m raising funds to help cure XYZ disease. If you don’t donate, then you’re part of the problem.
hasty generalization
non sequitur
red herring
false dilemma
Many women claim that they want to live in a peaceful world, but we must remember that there were no nuclear weapons before women were given the right to vote.
post hoc
circular reasoning
straw man
red herring
My opponent raises a good point, but can we really trust him? I mean, he moved to this town only two years ago and everyone knows that his wife left him.
ad hominem
non sequitur
loaded questioning
false authority
My cousin Kit works as a mechanic at Oil Changers and she says that renewable energy sources, such as solar and wind power, aren’t going to provide any help in fixing our nation’s energy crisis.
straw man
false analogy
false authority
ad populum
Oh, please. What would you know about labor laws? You don’t even have a job.
ad hominem
loaded questioning
hasty generalization
slippery slope
If I don’t take this A.P. class, then I won’t do well on the exam. If I don’t do well on the A.P. exam, then I can’t get into a good college. If I can’t get into a good college, then I’ll never get a good job. If I can’t get a good job, then I’m going to have to live in my parents’ basement forever. Guess I’ll sign up for the A.P. class.
circular reasoning
straw man
slippery slope
red herring
We think this new MallTime game app will be a success because all girls like shopping.
non sequitur
hasty generalization
post hoc
red herring
Charlie: Illegal posting and sharing of songs online is crippling the music industry.
David: You couldn’t be more wrong; the music industry is doing just fine. I can’t believe you think the government should be allowed to regulate what I share with my “friends.” No one wants a world where I can’t loan a book to my girlfriend, let my roommate borrow my iPod, or share a funny meme with my blog followers.
false analogy
loaded questioning
straw man
false authority
There is a global recession and more people are becoming hungry and desperate. Crimes of theft and robbery have been increasing at an alarming rate lately. The only way to solve this problem is by reinstating the death penalty
False dichotomy
Weak analogy
Straw man
Red herring
Bill: I think capital punishment is wrong.
Adam: No it isn't. If it was wrong, it wouldn't be legal.
Of which fallacy is this an example?
Causal Fallacy
Circular Argument
Bandwagon Fallacy
Slippery Slope
Ricky says, "There is no concrete proof that humans evolved from apes. Therefore, Darwin's Theory of Evolution cannot be true."
What fallacy has Ricky committed?
False Authority
Red Herring
Ad Ignorantium
Bandwagon Fallacy
Debbie: I think capital punishment is a necessary component of our justice system and should remain legal.
Dylan: So you are saying that murder should be legal and it is okay for us to go around killing people just because we think they deserve it? That isn't right.
Of what fallacy is Dylan guilty?
Appeal to Ignorance
Straw Man
Ad Hominem
Bandwagon Fallacy
Dana is trying to raise money for her university's library. In her address to the board of trustees, she says, "We must raise tuition to cover the cost of new books. Otherwise the library will be forced to close."
Of what fallacy is this an example?
False Dilemma
Slippery Slope
Causal Fallacy
Circular Argument
"When you start saying things to me like I need to eat healthier or get more exercise, that says to me that you think I'm fat. I like me, and I like the way I look, and more people should have better self esteem. We have a real problem with self image in this country."
What fallacy is this?
Slippery Slope
Hasty Generalization
Red Herring
Ad populum
Identify which fallacy is being used in this meme:
*For some context: The Iran Nuclear deal limited the amount and type of nuclear energy produced by Iran. This meme claims the Nuclear deal will create a nuclear war that kills our children.
non sequitur
ad hominen
straw man
false dilemma
false authority
Identify which fallacy is being used in the quotation:
"President Obama promised to begin to slow the rise of the oceans and heal the planet. MY promise...is to help you and your family.” (Mitt Romney)
non sequitur
ad hominen
straw man
false dilemma
false authority
Identify which fallacy is being used in the meme:
non sequitur
ad hominen
straw man
false dilemma
false authority
Identify which fallacy is being used (and then refuted) in this headline:
non sequitur
ad hominen
straw man
false dilemma
false authority
Identify which fallacy is being used in the quotation:
“Marriage is either a conjugal union of a man and a woman designed to unite husband and wife to each other and to any children who may come from their union, or it is a relationship for the mutual benefit of adults which the state recognizes and to which it grants certain benefits. Whoever is for one, is opposed to the other.” (Archbishop Cordileone)--here the speaker is saying that marriage is either for love/children OR for legally benefits and that it cannot be for both reasons.
non sequitur
ad hominen
straw man
false dilemma
false authority
Identify which fallacy is being used in this meme:
*Explanation: Republican Marco Rubio is being called a snowflake for wanting to avoid town hall meetings with hecklers through a comparison with Democrat Gabrielle Giffords who survived a shooting by someone who disagreed with her politics.
There are two answers here!
non sequitur
ad hominen
straw man
false dilemma
false authority
Identify which fallacy is being used in the quotation:
“Well, I actually think she’s a hopeless case. I call her Pocahontas, and that’s an insult to Pocahontas. I actually think that she is just somebody who has got a lot of hatred, a lot anger.” (President Trump in response to Elizabeth Warren’s comments that reducing funding for healthcare would result in people dying.)
non sequitur
ad hominen
straw man
false dilemma
false authority
Identify which fallacy is being used in the quotation:
“Donald Trump is an ‘insecure moneygrubber... loud, outrageous, offensive, small, a failure and fraudster-in-chief.” (Senator Elizabeth Warren in response to comments made by Donald Trump where he said he hoped for a stock market crash so he could profit from it)
non sequitur
ad hominen
straw man
false dilemma
false authority
Jeff is preparing to create a commercial for a new energy drink. He visits a local high school and surveys students in an English class about their beverage preferences. The majority of the class says they prefer grape flavored drinks, so Jeff tells his superiors that grape is the flavor favored most by high school students.
What error in reasoning has Jeff made?
Appeal to Authority
Slippery Slope
Hasty Generalization
Ad Hominem
Person 1: Bicycle infrastructure should be expanded because cycling is a sustainable mode of transportation.
Person 2: We should not build bike lanes because cyclists run red lights and endanger pedestrians.
What logical fallacy is this?
Band Wagon
Either/Or
Hasty Generalization
Straw Man
Mike: It is morally wrong to cheat on your spouse, why on earth would you have done that?
Ken: But what is morality exactly?
Mike: It’s a code of conduct shared by cultures.
Ken: But who creates this code?...
What logical fallacy is this?
ad hominem
red herring
band wagon
false analogy
What logical fallacy is this?
ad hominem
ad populum
false authority
circular reasoning
Plagiarism is deceitful because it is dishonest.
begging the question
ad hominum
ad populum
ad ignorantium
The book "Investing for Dummies" really helped me understand my finances better. The book "Chess for Dummies" was written by the same author, was published by the same press, and costs about the same amount, so it would probably help me understand my finances as well.
false analogy
non sequitur
red herring
slippery slope
We can’t freeze the academic year because then students won’t graduate on time. Next thing you know most people will be unemployed and will resort to crime. The crime rate will skyrocket and society will collapse.
loaded questioning
circular reasoning
ad populum
slippery slope
I know three redheads who have terrible tempers, and since Annabel has red hair, I’ll bet she has a terrible temper too.
hasty generalization
non sequitur
false authority
slippery slope
