Prefix Uni-; Con-; Du-; Semi-

A

100

Complete the sentence. Add a prefix to the word.

You're going to need _____noculars to see those birds from here.

a) du-

b) semi-

c) bi-

d) uni-

binoculars

200

What does the prefix bi- mean?

a) one

b) two

c) three

d) four

b) two

300

Complete the sentence. Add a prefix to the word.

If you want to learn an instrument quickly, you'll have to play the  ___angle. 

a) uni-

b) bi-

c) tri-

d) semi

c) triangle

400

Definition: a pedal-driven cycle with a single wheel. 

Make a new word to match the definition.

_____cycle

a) uni-

b) bi-

c) tri-

d) semi-

a) unicycle

500

Complete the sentence. Add a prefix to the word.

I used chalk to draw a ___circle on the playground. 

a) uni-

b) bi-

c) tri-

d) semi-

d) semicircle

600

Definition: a million million; a number followed by 12 zeros; written as 1,000,000,000,000 

Make a new word to match the definition.

_____llion

a) uni-

b) bi-

c) tri-

d) semi-

c) trillion

B

100

Complete the sentence. Add a prefix to the word.

I wish we could travel everywhere in the ___verse. 

a) uni-

b) bi-

c) tri-

d) semi-

a) universe

200

Definition: to join or fasten together

Make a new word to match the definition.

_____nect

a) semi-

b) tri-

c) con-

d) du-

c) connect

300

Complete the sentence. Add a prefix to the word.

My friend and I counted stars for days: one million, one billion,  one ___llion. 

a) uni-

b) bi-

c) tri-

d) semi

c) trillion

400

Definition: a cycle with three wheels. 

Make a new word to match the definition.

_____cycle

a) uni-

b) bi-

c) tri-

d) semi-

c) tricycle

500

Definition: agreement in design, plan, or action. 

Make a new word to match the definition.

_____cert

a) du-

b) con-

c) bi-

d) semi-

b) concert

600

Definition: one thousand million; written as 1,000,000,000 

Make a new word to match the definition.

_____llion

a) uni-

b) bi-

c) tri-

d) semi-

b) billion

C

100

Complete the sentence. Add a prefix to the word.

I am ____fident that I passed the history test.

a) con-

b) uni-

c) du-

d) tri-

confident

200

Complete the sentence. Add a prefix to the word.

Maybe we should make this ___annual meeting a monthly meeting. 

a) uni-

b) bi-

c) tri-

d) semi-

d) semi-annual

300

Definition: Identically copied from an original.

Make a new word to match the definition.

_____plicate

a) con-

b) semi-

c) du-

d) bi-

c) duplicate

400

Definition: having a single texture, color, or design throughout; unvarying.

Make a new word to match the definition.

_____form

a) uni-

b) bi-

c) tri-

d) semi-

a) uniform

500

Complete the sentence. Add a prefix to the word.

My friend and I will play a violin ___et in the talent show.

a) tri-

b) semi-

c) bi-

d) du- 

d) duet

600

Definition: happening twice each year 

Make a new word to match the definition.

_____annual

a) uni-

b) bi-

c) tri-

d) du-

biannual

D

100

Definition: an instrument, for use with both eyes, consisting of two small telescopes joined together. 

Make a new word to match the definition.

_____noculars

a) uni-

b) bi-

c) tri-

d) semi-

b) binoculars

200

Complete the sentence. Add a prefix to the word.

Jim's parents went to school to ___fer with his math teacher. 

a) con-

b) du-

c) uni--

d) semi

a) confer

300

Definition: a closed plane figure with three points joined together by straight lines; a three sided polygon. 

Make a new word to match the definition.

_____angle

a) uni-

b) bi-

c) tri-

d) semi-

c) triangle

400

Definition: half a circle.

Make a new word to match the definition.

_____circle

a) uni-

b) bi-

c) tri-

d) semi-

d) semicircle

500

Definition: occurring twice a year.

Make a new word to match the definition.

_____annual

a) uni-

b) bi-

c) tri-

d) semi-

d) semiannual

600

Definition: self-assured 

Make a new word to match the definition.

_____fident

a) uni-

b) bi-

c) tri-

d) con-

d) confident

E

100

Complete the sentence. Add a prefix to the word.

My ___cycle has two new tires. 

a) uni-

b) bi-

c) tri-

d) semi-

b) bicycle

200

Complete the sentence. Add a prefix to the word.

My baby rides her ___cycle around the block, which has three tires. 

a) uni-

b) bi-

c) tri-

d) semi-

c) tricycle

300

Definition: a cycle with two wheels. 

Make a new word to match the definition.

_____cycle

a) uni-

b) bi-

c) tri-

d) semi-

b) bicycle

400

Definition: two singers or two instrumentalists

Make a new word to match the definition.

_____et

a) uni-

b) bi-

c) tri-

d) du-

d) duet

500

Definition: having two divisions.

Make a new word to match the definition.

_____plex

a) du-

b) bi-

c) tri-

d) semi-

a) duplex

600

Definition: meet in order to compare views.

Make a new word to match the definition.

_____fer

a) uni-

b) con-

c) du-

d) semi-

b) confer