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Worksheets

Prefix Power!

Total questions: 15

Worksheet time: 11mins

Name
Class
Date
1.

Which of the following is the prefix for "again?"

a)

de

b)

re

c)

un

d)

il

2.

Which prefix indicates the opposite of a root word?

a)

pro

b)

un

c)

pre

d)

sub

3.

Check all the words that have a prefix in them

a)

reaction

b)

submarine

c)

antibiotic

d)

household

e)

yellowish

4.

Take the word "legal" add a prefix so that the word means "against the law."

(a)  

5.

Which of the following prefix is "under?"

a)

sum

b)

anti

c)

sub

d)

ante

6.

Remove the prefix from the word "misadventure" and what word do you have?

a)

adventure

b)

misadvent

c)

sadventure

d)

venture

7.

check all the prefixes that mean "not" or the opposite

a)

un

b)

il

c)

pro

d)

mis

e)

bio

8.

Which prefix has to do with land or the earth?

a)

bio

b)

astro

c)

geo

d)

pro

9.

Some doctors are accused of "malpractice." Based on your knowledge of prefixes and possible knowledge of Spanish, what are they accused of doing?

a)

causing death or injury to their patients

b)

Not practicing enough with their patients

c)

not going to work on time

d)

not being polite to their patients

10.

check all the words with prefixes

a)

geography

b)

antecedents

c)

antique

d)

antibody

e)

essential

11.

If the root and suffix "ology" means the study of? What is the study of life?

(a)  

12.

Which prefix refers to the word "before?"

a)

anti

b)

post

c)

ante

d)

il

13.

If you are asked to draw a "semi-circle" what will I see on your paper?

(a)  

14.

If a biologist is a scientist who studies life, what does a geologist do?

(a)  

15.

Check all the boxes with prefixes that have a negative meaning

a)

anti

b)

il

c)

non

d)

semi

e)

paleo