Prefix Power Quiz for Kids

Which of the following is a common prefix?

• -ful

• un-

• -ness

• -ly

Answer explanation

The prefix 'un-' is commonly used in English to indicate negation, as in 'unhappy' or 'undo'. The other options '-ful', '-ness', and '-ly' are suffixes, not prefixes.

Choose the correct prefix to complete the word: ___happy.

• re-

• un-

• pre-

• dis-

Answer explanation

The correct prefix is 'un-', which means 'not'. 'Unhappy' means not happy. The other prefixes do not fit the meaning of the word in this context.

Match the prefix "re-" with the correct word to form a new word.

• play

• write

• do

• cycle

Answer explanation

The prefix 're-' means to do again. 'Cycle' becomes 'recycle', meaning to process again. The other options do not form commonly recognized words with 're-'. Thus, 'cycle' is the correct match.

What does the prefix "pre-" mean?

• after

• before

• not

• again

Answer explanation

The prefix "pre-" means "before". It is used to indicate that something occurs prior to a specified time or event, making "before" the correct choice among the options provided.

Which word uses the prefix "dis-" correctly?

• diswrite

• dishappy

• dislike

• disrun

Answer explanation

The prefix 'dis-' means to reverse or negate. 'Dislike' correctly uses this prefix to indicate a lack of liking. The other options, such as 'diswrite' and 'dishappy', are not standard words.

Create a word using the prefix "un-" and the word "lock".

• unlock

• lockun

• unclock

• lockun

Answer explanation

The correct word formed by adding the prefix 'un-' to 'lock' is 'unlock', which means to open or release something that is locked. The other options, 'lockun' and 'unclock', are not valid words.

Identify the prefix in the word "preheat".

• heat

• pre

• eat

• at

Answer explanation

The prefix in the word 'preheat' is 'pre', which means 'before'. The other options, 'heat', 'eat', and 'at', are not prefixes but parts of the root word or other segments.

Which of the following is NOT a prefix?

• re-

• -ed

• un-

• pre-

Answer explanation

The correct answer is '-ed' because it is a suffix, not a prefix. Prefixes like 're-', 'un-', and 'pre-' are added to the beginning of a word, while '-ed' is added to the end to indicate past tense.

Use the prefix "mis-" in a sentence.

• I will misplay the game.

• I will play the game.

• I will playmis the game.

• I will mis the game.

Answer explanation

The correct choice is "I will misplay the game." because "mis-" is a prefix meaning to do something incorrectly. The other options either do not use the prefix correctly or are grammatically incorrect.

Differentiate between the prefix and suffix in the word "unhappily".

• un- is a suffix, -ly is a prefix

• un- is a prefix, -ly is a suffix

• -ly is a prefix, un- is a suffix

• -ly is a suffix, un- is a prefix

Answer explanation

In the word 'unhappily', 'un-' is a prefix that modifies the root word 'happy', indicating negation, while '-ly' is a suffix that transforms the adjective into an adverb. Therefore, the correct choice is 'un- is a prefix, -ly is a suffix'.