Understanding Prefixes and Affixes

This video tutorial introduces grade 11 students to affixes, focusing on prefixes. It explains how prefixes modify root words, provides a list of common prefixes with meanings and examples, and discusses when to use hyphens with prefixes. The lesson concludes with exercises to practice using prefixes effectively.

What is an affix?

• A type of sentence structure

• A set of letters added to a root word

• A root word that stands alone

• A grammatical error

Which part of the word 'untouchable' is the root?

• untouch

• un

• touch

• able

What is the main function of a prefix?

• To modify the meaning of a root word

• To create a new language

• To form a question

• To change the tense of a verb

Which prefix means 'against'?

• re

• sub

• anti

• pre

What does the prefix 'mis' indicate?

• After

• Not

• Before

• Wrong or negation

In the word 'non-fat', what does the prefix 'non' mean?

• Not

• After

• Before

• With

When should a hyphen be used with prefixes?

• When the prefix is longer than the root word

• When the root word is a noun

• When the prefix ends in the same letter as the root word begins

• When the prefix is a verb

Which prefix almost always requires a hyphen?

• re

• sub

• all

• pre

What does the prefix 'auto' mean?

• Self

• Before

• After

• Against

Which prefix means 'very big'?

• mega

• micro

• pre

• sub