Noun Clauses in English Grammar: Rules, Examples and Exercises for Class 9

English Grammar · CBSE Class IX foundation · 2026–27

Noun Clauses: Meaning, Types, Examples and Practice

A noun clause is a group of words with a subject and a verb that performs a function normally performed by a noun. Learn how to recognise noun clauses, distinguish them from relative clauses, and use them accurately in sentences.

In this guide

• What is a noun clause?
• Functions of noun clauses
• Words that introduce noun clauses
• Noun clauses and relative clauses
• Common errors
• Practice questions
• Answer key

1. What is a noun clause?

A noun clause is a dependent clause that functions as a noun in a larger sentence. It has a subject and a verb, but it cannot normally stand alone as a complete sentence in that role.

What she said surprised everyone.
The clause What she said acts as the subject of the sentence.

I know that he is honest.
The clause that he is honest acts as the object of know.

The question is whether we have enough time.
The clause acts as a complement after is.

2. What can a noun clause do?

Function	Example	Question to ask
Subject	Why he left remains a mystery.	What remains a mystery?
Object of a verb	She believes that the plan will work.	What does she believe?
Complement	The truth is that we were late.	What is the truth?
Object of a preposition	We talked about what the teacher explained.	What did we talk about?

3. Words that introduce noun clauses

Noun clauses can begin with different words, depending on the meaning of the sentence.

That

I hope that you will succeed.

That introduces a statement. In some object clauses, it may be omitted: I hope you will succeed.

Whether / if

We do not know whether the shop is open.

She asked if I was ready.

These words can introduce an indirect yes/no question. Whether is often preferred after a preposition or before an infinitive.

Question words: who, what, when, where, why, how

Please tell me where you live.

I understand why she was upset.

Important: An indirect question uses statement word order. Say I know where he is, not I know where is he.

4. Noun clauses and relative clauses

A noun clause performs a noun's job. A relative clause describes a noun or pronoun and usually begins with a relative word such as who, which or that.

Sentence	Clause type	Why?
I know what she wants.	Noun clause	It is the object of know.
I know the girl who won the prize.	Relative clause	It describes the girl.
Whoever finishes first will receive a certificate.	Noun clause	The whole clause is the subject.
The book that you lent me is useful.	Relative clause	It describes the book.

5. Common errors

Error 1: Question word order inside a noun clause

Incorrect: I wonder where does she live.

Correct: I wonder where she lives.

Error 2: Confusing noun clauses with relative clauses

In I heard what he said, the clause is a noun clause (the object of heard). In I heard the speech that he gave, the clause that he gave describes the speech.

Error 3: Treating a dependent clause as a complete sentence

That she won the competition. is usually incomplete on its own in formal writing. Write: That she won the competition surprised us.

6. Practice questions

Identify the bold clause or choose the correct option.

1. Identify the noun clause: I believe that he is telling the truth.
2. Complete the sentence: Please tell me ___ you placed the keys. (where / where did)
3. In “What you decide will be accepted”, the clause “What you decide” functions as the: (subject / adjective)
4. Identify the clause type in “The boy who helped me is my neighbour.” (noun clause / relative clause)
5. Complete the sentence: We are not sure ___ the bus has arrived. (whether / that)
6. Identify the noun clause: “She explained why she was absent.”
7. Choose the correct sentence: (a) I know what is he doing. (b) I know what he is doing.
8. In “The problem is that we have no time”, the clause beginning with “that” is a: (noun clause / relative clause)
9. Identify the function of the clause in “Whoever arrives first should open the door.” (subject / object of a preposition)
10. In “The house that stands on the hill is old”, what does “that stands on the hill” do? (describes the house / acts as the object of “old”)

7. Answer key with explanations

Show answers

1. that he is telling the truth — object of believe.
2. where — indirect questions use statement word order: “where you placed”.
3. Subject — the whole clause is what will be accepted.
4. Relative clause — it describes “the boy”.
5. whether — it introduces an indirect yes/no question.
6. why she was absent — object of explained.
7. (b) I know what he is doing. — use statement word order.
8. Noun clause — it completes the meaning of “the problem is”.
9. Subject — the whole clause identifies who should open the door.
10. Describes the house — it is a relative clause.

Quick revision

• A noun clause contains a subject and a verb and functions as a noun.
• It can function as a subject, object, complement or object of a preposition.
• Common introducers include that, whether, if and question words.
• Indirect questions use statement word order.
• A relative clause describes a noun; a noun clause performs a noun's function.

Class IX study tip: underline the whole clause, then ask what job it performs in the sentence. If it describes a noun, check whether it is a relative clause instead.

Class 9 English Grammar: Conditional Sentences Type 1 — Rules and Exercises

English Grammar · CBSE Class IX · 2026–27

Conditional Clauses (Type 1): Rules, Examples and Practice

Learn how to talk about real and possible future situations using if and unless. This guide explains the form, meaning, common errors and a short practice quiz.

In this guide

• Meaning and form
• Using if
• Using unless
• Common errors
• Practice quiz
• Answers

1. What is a Type 1 conditional?

A Type 1 conditional describes a condition that is possible and its likely or possible result. It often refers to the future, although the result clause can express a command or advice too.

Condition (if-clause): If it rains
Possible result: we will stay indoors.
Complete sentence: If it rains, we will stay indoors.

2. The basic structure

Part	Usual form	Example
If-clause	if + present simple	If she studies hard, …
Main clause	will + base form	… she will pass.

Pattern: If + present simple, will + base verb.

Remember: In the usual Type 1 pattern, use the present simple after if, not will. The condition is possible; the result is expected or considered possible.

3. Using if

If introduces the condition. The main clause tells us what may happen if that condition is met.

If you hurry, you will catch the bus.

If the weather is fine, we will play outside.

If you finish your work, call me.

The result clause does not always need will. It can contain an imperative (a command or instruction), as in the third example.

When the if-clause comes first, use a comma between the clauses. When the main clause comes first, a comma is usually unnecessary: We will play outside if the weather is fine.

4. Using unless

Unless means if … not. It introduces a condition whose absence changes the result.

Unless you hurry, you will miss the bus.
Meaning: If you do not hurry, you will miss the bus.

We will not start unless everyone is ready.
Meaning: We will not start if everyone is not ready.

Do not normally add another not to the unless-clause when you mean “if … not”.

Correct: Unless you study, you will not pass.
Also correct: If you do not study, you will not pass.
Incorrect for the intended meaning: Unless you do not study, you will not pass.

5. Common errors to avoid

Error 1: Using “will” in the if-clause

Incorrect: If it will rain, we will stay home.

Correct: If it rains, we will stay home.

Error 2: Using the wrong verb form

Incorrect: If she will studies, she will improve.

Correct: If she studies, she will improve.

Error 3: Treating unless as if without not

Incorrect for the intended meaning: Unless you do not leave now, you will be late.

Better: Unless you leave now, you will be late.

Error 4: Forgetting subject–verb agreement

Incorrect: If he work hard, he will succeed.

Correct: If he works hard, he will succeed.

6. Practice quiz

Choose the correct option for each sentence. Try all questions before opening the answers.

1. If Rina ___ regularly, she will improve.

will practise
practises
practised

2. Unless you ___ now, you will miss the train.

leave
will leave
do not leave

3. If the teacher ___ early, we will begin the lesson.

will arrive
arrives
arrived

4. Which sentence is correct?

If you will work hard, you will succeed.
If you work hard, you will succeed.
If you worked hard, you will succeed.

5. “Unless you wear a helmet, you may get hurt” means:

If you wear a helmet, you may get hurt.
If you do not wear a helmet, you may get hurt.
You will certainly get hurt.

7. Answer key with explanations

Show answers

1. practises — use the present simple in the if-clause.
2. leave — unless means “if … not”; do not add will here.
3. arrives — the if-clause takes the present simple.
4. If you work hard, you will succeed. — this follows the standard Type 1 pattern.
5. If you do not wear a helmet, you may get hurt. — this is the meaning of unless in the sentence.

Quick revision

• Use Type 1 conditionals for real or possible conditions and their results.
• Usual pattern: If + present simple, will + base verb.
• Unless means if … not.
• Do not normally use will in the if-clause.
• Use a comma when the if-clause comes first.

For Class IX revision, practise identifying the condition and result in each sentence, then write your own examples using both if and unless.

Class 11 English Grammar 2026–27: Tenses, Clauses and Practice Questions

CBSE English Core · Grammar Rules · Gap-Filling · Sentence Reordering · Transformation · Solved Exercises

Prepare for Class XI English Core grammar with clear explanations and practice. This guide focuses on tenses, clauses, gap-filling, sentence reordering and sentence transformation—the grammar task types specified in the CBSE English Core syllabus for 2026–27.

This is a study resource, not an official CBSE publication. The exercises are original practice questions, not claimed previous-year questions.

Contents

• CBSE syllabus requirements
• Tenses: rules and examples
• Clauses: types and examples
• Gap-filling practice
• Sentence reordering
• Sentence transformation
• Mixed practice test
• Interactive quiz
• Quick revision and FAQs

1. What does the CBSE Class XI syllabus specify?

For 2026–27, the official CBSE English Core syllabus allocates 7 marks to Grammar within the 23-mark Grammar and Creative Writing Skills section. It specifies gap-filling based on tenses and clauses, along with sentence reordering and transformation. The paper design says that seven grammar questions are to be attempted out of eight.

These details refer to the CBSE English Core Class XI 2026–27 syllabus available when this guide was prepared. Follow any later official updates or school instructions.

2. Tenses: rules, uses and examples

Tense helps show when an action or state takes place. Choose a verb form that fits the meaning of the whole sentence, including time expressions and the relationship between events.

Tense/form	Common use	Example
Simple present	Habits, facts, regular actions	Riya reads every evening.
Present continuous	Action in progress now or around now	Riya is reading at the moment.
Present perfect	Past action connected with the present	Riya has completed her assignment.
Present perfect continuous	Activity continuing over a period up to now	Riya has been reading for an hour.
Simple past	Completed past event	We visited the museum yesterday.
Past continuous	Action in progress at a past time	We were walking when it began to rain.
Past perfect	Earlier event before another past event	The train had left before we arrived.
Simple future	Prediction, decision or future event	I will call you tomorrow.
Future continuous	Action expected to be in progress at a future time	At noon, I will be travelling.

Rules students often need

Subject–verb agreement: A singular third-person subject normally takes an -s/-es form in the simple present. She works hard.

Finished past time: Use the simple past with a finished past-time expression. They arrived yesterday.

Earlier past event: The past perfect can show that one event happened before another past event. The show had begun before we entered the hall.

Since and for: Since identifies a starting point; for gives a duration: since Monday, for three days.

Future-time clauses: After when, after, before or until, the simple present is often used for a future meaning. When the bell rings, we will leave.

3. Clauses: types and examples

A clause is a group of words containing a subject and a verb. A sentence may contain one clause or several clauses joined by subordination or coordination.

Type	Function	Example
Main/independent clause	Can stand as a complete sentence	The students cheered when the team won.
Adverb clause	Gives information such as time, reason, condition or concession	We stayed indoors because it was raining.
Adjective/relative clause	Describes a noun or pronoun	The student who won the prize thanked her teacher.
Noun clause	Functions like a noun	I believe that she is honest.
Conditional clause	States a condition	If you practise regularly, you will improve.

How to identify a clause

1. Find the verb or verb group.
2. Identify the subject connected to that verb.
3. Check whether the clause can stand independently or depends on another clause.
4. For a subordinate clause, ask what work it does: noun function, description of a noun, or information such as time, reason or condition.

Common error: Do not classify every clause beginning with that in the same way. In “I know that he is right,” the clause is a noun clause. In “The book that you lent me is useful,” it is a relative/adjective clause describing book.

4. Gap-filling practice: tenses and clauses

Try each item before opening the answer and explanation.

1. My brother usually ______ (walk) to college, but today he ______ (take) the bus.

Show answer and explanation

Answer: walks; is taking. “Usually” indicates a habit; “today” describes a temporary action happening around the present.

2. By the time we reached the cinema, the film ______ (begin).

Show answer and explanation

Answer: had begun. The film began before the later past event of our reaching the cinema.

3. She ______ (study) at this school since 2023.

Show answer and explanation

Answer: has studied / has been studying. Both can be grammatical; the continuous form emphasises the ongoing activity.

4. If you ______ (revise) regularly, you will remember the rules more easily.

Show answer and explanation

Answer: revise. In this first conditional pattern, the if-clause normally uses the simple present.

5. I will wait here until the teacher ______ (arrive).

Show answer and explanation

Answer: arrives. In this future-time clause after “until”, the simple present is normally used.

6. The woman ______ lives next door is a doctor.

Show answer and explanation

Answer: who. It introduces a clause describing “the woman”.

7. I know ______ he has submitted the form.

Show answer and explanation

Answer: that. The clause functions as the object of “know”. In informal English, “that” can sometimes be omitted.

8. We cancelled the picnic ______ it was raining heavily.

Show answer and explanation

Answer: because / since. The subordinate clause gives the reason.

9. While the children ______ (play), their mother prepared lunch.

Show answer and explanation

Answer: were playing. The past continuous shows an activity in progress during another past action.

10. The book ______ you recommended was very helpful.

Show answer and explanation

Answer: that / which / no relative pronoun. The relative clause describes “book”; an object relative pronoun can be omitted.

5. Sentence reordering

Arrange the groups of words into grammatical sentences. Look for the subject, verb, modifiers and clause structure.

1. every morning / before school / exercises / Meera

Show answer

Answer: Meera exercises every morning before school.

2. because / the match / was postponed / it was raining

Show answer

Answer: The match was postponed because it was raining.

3. the student / who won the debate / is / my cousin

Show answer

Answer: The student who won the debate is my cousin.

4. had finished / before / the guests arrived / we / dinner

Show answer

Answer: We had finished dinner before the guests arrived.

5. if / you practise / you will improve / regularly

Show answer

Answer: If you practise regularly, you will improve.

6. Sentence transformation

Transformation changes sentence structure while preserving the essential meaning.

1. Combine using “although”: It was raining. The players continued the match.

Show answer

Answer: Although it was raining, the players continued the match.

2. Combine using a relative clause: I met a girl. She speaks five languages.

Show answer

Answer: I met a girl who speaks five languages.

3. Rewrite using “because”: The road was flooded, so the bus was delayed.

Show answer

Answer: The bus was delayed because the road was flooded.

4. Join using “after”: The bell rang. The students left the classroom.

Show answer

Answer: After the bell rang, the students left the classroom.

5. Rewrite as a conditional sentence: Work hard, or you may not succeed.

Show answer

Answer: If you do not work hard, you may not succeed.

6. Combine using “who”: The doctor treated my father. The doctor was very kind.

Show answer

Answer: The doctor who treated my father was very kind.

7. Mixed practice test

Attempt all questions, then reveal the answer key.

1. Neither of the players ______ ready when the coach arrived. (was/were)
2. By next June, she ______ (complete) her course. Choose a form for completion before that future time.
3. Identify the relative clause: “The house that stands on the hill belongs to my aunt.”
4. Complete: “I will inform you as soon as I ______ (receive) the results.”
5. Combine using “because”: “He missed the bus. He woke up late.”
6. Identify the noun clause: “What she decided surprised everyone.”
7. Reorder: “when the lights went out / we were studying / suddenly”.
8. Complete: “If I ______ (know) about the meeting, I would have attended it.”

Reveal answer key with explanations

1. was. “Neither” is normally treated as singular in formal examination English.
2. will have completed. The future perfect presents completion before a specified future time.
3. “that stands on the hill”. It describes “house”.
4. receive. A future-time clause after “as soon as” normally uses the simple present.
5. He missed the bus because he woke up late. The subordinate clause gives the reason.
6. “What she decided”. This noun clause functions as the subject of “surprised”.
7. We were studying when the lights suddenly went out. Past continuous shows the activity in progress; simple past shows the interrupting event.
8. had known. Third conditional: If + past perfect, would have + past participle.

8. Interactive quiz: tenses and clauses

Select one option per question and submit to see the score and question-by-question feedback. Green indicates a correct response; red indicates an incorrect response with the correct answer.

1. Neha ______ for the bus for twenty minutes.

Awaits✓Bhas been waiting✓Chad waited yesterday✓Dis wait✓

2. The train ______ before we reached the station.

Ahas left✓Bleaves✓Chad left✓Dwill leave✓

3. In “The girl who won the race is my friend,” which words form the relative clause?

Awho won the race✓BThe girl✓Cis my friend✓DThe girl is✓

4. In “We believed that the team would win,” the clause beginning with “that” is a:

Arelative clause✓Badverb clause of time✓Cmain clause✓Dnoun clause✓

5. If it ______ tomorrow, the match will be postponed.

Awill rain✓Brains✓Crained yesterday✓Dis rain✓

6. In “The students will leave when the bell rings,” the clause “when the bell rings” is:

Aan adverb clause of time✓Ba noun clause✓Ca relative clause✓Dan independent clause✓

7. By the time the guests arrived, we ______ dinner.

Afinish✓Bhave finished✓Chad finished✓Dwill finish✓

8. “______ it was late, they continued working.”

ABecause✓BUnless✓CSo that✓DAlthough✓

9. If I ______ about the event, I would have attended it.

Aknow✓Bhad known✓Chave known✓Dwill know✓

10. In “The novel which I borrowed yesterday is exciting,” the clause “which I borrowed yesterday” is:

Aa noun clause✓Ban adverb clause of reason✓Ca relative/adjective clause✓Dthe main clause✓

9. Quick revision checklist

Before the examination, make sure you can:

• select verb forms using time markers and sentence meaning;
• distinguish a completed past action from an earlier past action;
• use present forms with future meaning in common time and conditional clauses;
• identify noun, relative/adjective and adverb clauses;
• complete sentences with suitable tenses or conjunctions;
• reorder sentence parts logically;
• transform sentences without changing their essential meaning.

10. Frequently asked questions

How many marks are allocated to grammar in CBSE Class XI English Core 2026–27?

The CBSE syllabus allocates 7 marks to Grammar within the 23-mark Grammar and Creative Writing Skills section.

Which grammar topics are explicitly listed for Class XI English Core 2026–27?

The syllabus specifies gap-filling based on tenses and clauses, as well as sentence reordering and transformation.

Are these questions official CBSE previous-year questions?

No. The questions in this guide are original practice questions written for revision and are not represented as official CBSE previous-year questions.

What is a good way to practise tenses and clauses?

Read the complete sentence, identify the time relationship or clause function, select the form that fits the meaning, and explain why alternatives do not fit. Then practise mixed questions under timed conditions.

Study reminder: Learn the rule, practise it in context, and review the reason for each correction.

Syllabus reference: Central Board of Secondary Education, English Core, Class XI (2026–27), on the official CBSE Academic website.

Notice Writing - Marking Scheme, Format and Sample Answers as per CBSE Guidelines

1. Mastering Notice Writing (CBSE Class 12)

A notice is a formal, written or printed piece of information for a specific group of people. It's usually displayed on a noticeboard. The key is to be clear, concise, and provide all necessary information within the 50-word limit. Always remember the 5 W's: What (the event), When (date and time), Where (the venue), Who (is it for), and Whom (to contact).

Marking Scheme (4 Marks)

• Format: 1 Mark (Includes box, 'NOTICE', Issuing Authority, Date, Heading, Sign/Name/Designation)
• Content: 2 Marks (The 5 W's - What, When, Where, Who, Whom)
• Accuracy: 1 Mark (Spelling and Grammar)

Format

A notice must always be enclosed in a box. Here is the standard format:

NAME OF ISSUING ORGANISATION/SCHOOL

NOTICE

DATE (e.g., 3 November 2025)

HEADING/TITLE

Body of the Notice (Event, Date, Time, Venue, Target Audience, Contact Person/Deadline). Keep it within 50 words. This section should answer all 5 W's clearly.

(Signature)
NAME (In Block Letters)
(Designation)

You are Karan/Karuna, a student of Class 12. You have lost your library book issued in your name in the school playground. Draft a notice for the school noticeboard.

ABC PUBLIC SCHOOL, DELHI

NOTICE

3 November 2025

LOST! LOST! LOST!

Lost a library book, "Physics for Class XII", in the school playground today during the lunch break. The book is issued in my name. Finder is requested to return it to the undersigned or deposit it at the library.

(Signature)
KARAN
(Class XII-A)

5 Solved Practice Questions

Q1: You are the Secretary of the school's Debate Club. Draft a notice for an inter-school debate competition.

SUNRISE GLOBAL SCHOOL, AGRA

NOTICE

3 November 2025

INTER-SCHOOL DEBATE COMPETITION

Our school is hosting an Inter-School Debate Competition on 15 November 2025 in the school auditorium. Students from classes XI-XII interested in participating in the selection trials on 7th Nov should give their names to the undersigned.

(Signature)
AMIT/AMITA
(Secretary, Debate Club)

Q2: You have found a Titan wristwatch in the school canteen. As Head Boy, draft a notice.

GREEN VALLEY SCHOOL, PUNE

NOTICE

3 November 2025

FOUND A WRISTWATCH

A silver-chain Titan wristwatch has been found in the school canteen today. The genuine owner can claim it from the undersigned after providing necessary details (e.g., model, colour) during the recess.

(Signature)
ROHAN SHARMA
(Head Boy)

Q3: Your school is organizing its Annual Sports Day. Draft a notice as the Sports Secretary.

D.A.V. PUBLIC SCHOOL, RANCHI

NOTICE

3 November 2025

ANNUAL SPORTS DAY

The Annual Sports Day will be held on 20 December 2025 at the school stadium. Students interested in participating in various events (100m race, long jump, etc.) must register with their respective class teachers by 10 November 2025.

(Signature)
VIKRAM/VIKRANTI
(Sports Secretary)

Q4: As the President of the Music Club, draft a notice for a meeting to plan the annual cultural fest.

MODERN SCHOOL, BARAKHAMBA

NOTICE

3 November 2025

MUSIC CLUB MEETING

A meeting for all Music Club members will be held on 5 November 2025 at 2:00 PM in the music room to discuss and plan for the upcoming annual cultural fest, 'Harmony-2025'. Attendance is mandatory.

(Signature)
RAHUL/PRIYA
(President, Music Club)

Q5: Your school is organizing a Blood Donation Camp. Draft a notice as the Head of the Health Club.

KENDRIYA VIDYALAYA, MUMBAI

NOTICE

3 November 2025

BLOOD DONATION CAMP

Our school is organizing a Blood Donation Camp in association with Red Cross Society on 10 November 2025 from 9 AM to 1 PM in the school hall. All students (above 18), teachers, and parents are urged to donate generously.

(Signature)
S. NAIR
(Head, Health Club)

15 Editing and Omission Passage Exercises for CBSE Class 10 Board Exam Practice

Prepare for your CBSE Class 10 English exam with these interactive Editing and Omission practice questions. Test your grammar skills with 15 unique passages, check your answers instantly, and review detailed explanations. This is the perfect tool for quick revision and mastering the latest Class 10 editing passage format.

15 Editing & Omission Practice — CBSE Class 10 (Interactive)

Interactive exercises with instant feedback, timed exam mode, and a print-ready worksheet. Each passage has 3 corrections to find (editing or omission). Use the controls to switch modes.

Exam mode Printable view

Score: 0 / 45

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How to use: Attempt each passage. Click "Check" to mark that passage. In exam mode, answers and explanations stay hidden and a timer starts. Use printable view for teacher copies.

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