Non-Defining Relative Clauses Explained

The video tutorial explains non-defining relative clauses, which provide extra information about a noun in the main clause. These clauses are not essential for the sentence's meaning and are separated by commas. The tutorial covers examples, the use of relative pronouns like 'which' and 'who', and emphasizes that 'that' should not be used in non-defining clauses.

What is the primary purpose of a non-defining relative clause?

• To replace the main clause

• To define the subject of the sentence

• To add extra, non-essential information

• To provide essential information

Which of the following is a characteristic of non-defining relative clauses?

• They are separated by commas

• They are necessary for the sentence to make sense

• They start with 'that'

• They cannot be omitted

What is the main difference between defining and non-defining relative clauses?

• Defining clauses provide essential information, non-defining do not

• Non-defining clauses provide essential information, defining do not

• Neither provide essential information

• Both provide essential information

In the sentence 'I found an interesting topic, which I researched further,' what role does 'which' play?

• It is a relative pronoun

• It is a preposition

• It is an adverb

• It is a conjunction

Why can non-defining relative clauses be omitted?

• They are not grammatically correct

• They do not provide essential information

• They are too complex

• They are always redundant

What punctuation is used to separate a non-defining relative clause from the main clause?

• Colon

• Semicolon

• Comma

• Period

What happens to the sentence if a non-defining relative clause is removed?

• The sentence becomes incomplete

• The sentence loses essential information

• The sentence becomes a fragment

• The sentence remains grammatically correct

What is the role of commas in non-defining relative clauses?

• To end a sentence

• To indicate a pause

• To join two main clauses

• To separate the clause from the main sentence

What is a key feature of non-defining relative clauses in terms of sentence structure?

• They are always at the beginning of a sentence

• They can be omitted without affecting the sentence's completeness

• They are necessary for the sentence to be grammatically correct

• They always follow a semicolon

Which relative pronoun is used for people in non-defining relative clauses?

• Whom

• Which

• That

• Who