Every Adult Should Get a 100% On This Plurals Quiz, Can You?

Every adult should be able to get a 100% on this plurals quiz, can you pass the test? It's time to put your knowledge of plurals to the ultimate test. Do you think you're up to the challenge?
START THE QUIZ!

Question 1/12

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What is the plural of "potato?"
Potatos
Potatoes
Potato's
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Question 2/12

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What is the plural of "knife?"
Knives
Knifes
Knive
Next Question

Question 3/12

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What is the plural of "crisis?"
Crisis'
Crises
Criseses
Next Question

Question 4/12

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What is the plural of "passerby?"
Passersby
Passerbys
Passerbies
Next Question

Question 5/12

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What is the plural of "penny?"
Penni
Penny's
Pennies
Next Question

Question 6/12

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What is the plural of "calf?"
Calfs
Calves
Cifes
Next Question

Question 7/12

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What is the plural of "index?"
Indexes
Indices
Indexs
Next Question

Question 8/12

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What is the plural of "matrix?"
Matrices
Matrixes
Matrix's
Next Question

Question 9/12

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What is the plural of "ox?"
Oxes
Ox's
Oxen
Next Question

Question 10/12

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What is the plural of "radius?"
Radii
Radiuses
Radius's
Next Question

Question 11/12

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What is the plural of "serum?"
Sera
Serums
Seras
Next Question

Question 12/12

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What is the plural of "formula?"
Formuli
Formulae
Formulas
Result
You might not be an expert on plurals just yet, but you're showing some serious promise! You've got a strong foundational knowledge of both grammar and language. We know you'll be an expert in no time!

C+, Plural Promise

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Right!
You are truly plural proficient! Plurals can be confusing to some, but not to you. You know your plurals like only a true English grammar aficionado can. Keep up the good work and never stop learning!

B+, Plural Proficient

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Right!
You are plural profound! When it comes to plurals, many Americans are left scratching their heads in confusion. Not you! You proved that it is possible to know your plurals like a true English ace. Well done!

A+, Plural Profound

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Right!
Check Your Answers
Play Again
1
What is the plural of "potato?"
Potatos
Potatoes
Potato's
2
What is the plural of "knife?"
Knives
Knifes
Knive
3
What is the plural of "crisis?"
Crisis'
Crises
Criseses
4
What is the plural of "passerby?"
Passersby
Passerbys
Passerbies
5
What is the plural of "penny?"
Penni
Penny's
Pennies
6
What is the plural of "calf?"
Calfs
Calves
Cifes
7
What is the plural of "index?"
Indexes
Indices
Indexs
8
What is the plural of "matrix?"
Matrices
Matrixes
Matrix's
9
What is the plural of "ox?"
Oxes
Ox's
Oxen
10
What is the plural of "radius?"
Radii
Radiuses
Radius's
11
What is the plural of "serum?"
Sera
Serums
Seras
12
What is the plural of "formula?"
Formuli
Formulae
Formulas