Understanding Prefixes and Root Words

What is a prefix?

• A group of letters added to the end of a word

• A group of letters added to the beginning of a word

• A group of letters in the middle of a word

• A group of letters that stand alone.

Which prefix means 'one'?

• bi-

• uni-

• micro-

• sub-.

Fill in the blank: The prefix 'micro-' means ______.

• large

• small

• before

• life

Which word uses the prefix 'de-'?

• Bicycle

• Decrease

• Microchip

• Autograph

The prefix 'in-' means: A) two B) not C) life D) write.

• two

• not

• life

• write

Fill in the blank: The prefix 'bio-' means ______.

• life

• write

• before

• far

Which of the following words contains the prefix 'pre-'?

• Uniform

• Pretest

• Misread

• Subsoil

What does the prefix 'sub-' mean?

• above

• under

• before

• not

Fill in the blank: The prefix 'tele-' means ______.

• near

• far

• small

• two

Which prefix would you use to indicate 'two'?

• uni-

• bi-

• micro-

• tele-