CONJUNCTIONS
Complete Guide from Basic to Advanced Level for Competitive Examinations
By Home Academy
1. Definition of Conjunction
A Conjunction is a word that joins words, phrases, clauses, or sentences together.
Simple Definition:
A conjunction is a connecting word that links two or more parts of a sentence.
Examples:
Ali and Ahmed are friends.
She is poor but honest.Work hard if you want success.
I stayed at home because it was raining.
In all these sentences, the highlighted words connect ideas, words, or clauses. Therefore, they are called conjunctions.
2. Why Are Conjunctions Important in Competitive Exams?
Conjunctions are frequently asked in:
JKSSB
SSC CGL & CHSLBanking Exams
UGC NET
CTET
High Court Exams
Railways
UPSC CSAT
Questions generally appear in:
Error Detection
Fill in the Blanks
Sentence Improvement
Cloze Test
Para Jumbles
Reading Comprehension
Editing and Proofreading
3. Functions of Conjunctions
Conjunctions help to express:
| Function | Conjunctions |
|---|---|
| Addition | and, also, moreover |
| Contrast | but, yet, however |
| Choice | or, either...or |
| Cause | because, since |
| Result | so, therefore |
| Condition | if, unless |
| Time | when, while, before |
| Purpose | so that, in order that |
| Comparison | as...as, than |
| Concession | though, although |
4. Types of Conjunctions
There are three major types:
Coordinating Conjunctions
Subordinating Conjunctions
Correlative Conjunctions
TYPE 1: COORDINATING CONJUNCTIONS
These join words, phrases, or clauses of equal importance.
Formula:
Independent Clause + Conjunction + Independent Clause
The famous acronym:
FANBOYS
| Letter | Conjunction | Function |
|---|---|---|
| F | For | Reason |
| A | And | Addition |
| N | Nor | Negative addition |
| B | But | Contrast |
| O | Or | Choice |
| Y | Yet | Unexpected contrast |
| S | So | Result |
1. FOR (Reason)
Means: Because.
Examples:
He stayed home, for he was sick.
I worked hard, for I wanted success.
Exam Trap:
❌ I was absent for I was ill.
✔ I was absent, for I was ill.
(Comma is generally needed.)
2. AND (Addition)
Joins similar ideas.
Examples:
Ali and Ahmed play cricket.
She cooked food and cleaned the house.
Common Mistake:
❌ He and me went there.
✔ He and I went there.
3. NOR (Negative Addition)
Used after a negative statement.
Examples:
He does not sing, nor does he dance.
She neither smiled nor spoke.
Exam Trap:
❌ He doesn't smoke nor drink.
✔ He doesn't smoke or drink.
OR
✔ He neither smokes nor drinks.
4. BUT (Contrast)
Shows opposition.
Examples:
He is poor but honest.
She is old but active.
Student Mistake:
❌ Although he was tired but he worked.
✔ Although he was tired, he worked.
OR
✔ He was tired, but he worked.
Never use BOTH "although" and "but" together.
5. OR (Choice)
Examples:
Tea or coffee?
Study hard or fail.
Common Error:
❌ Either you come or stay here.
✔ Either you come or you stay here.
Parallel structure is necessary.
6. YET (Unexpected Contrast)
Examples:
He is rich, yet unhappy.
She worked hard, yet failed.
7. SO (Result)
Examples:
It was raining, so we stayed home.
He studied well, so he passed.
Exam Trap:
❌ Because it rained, so we stayed home.
✔ Because it rained, we stayed home.
OR
✔ It rained, so we stayed home.
Never use "because" and "so" together.
TYPE 2: SUBORDINATING CONJUNCTIONS
These join a dependent clause to an independent clause.
Structure:
Dependent Clause + Independent Clause
Examples:
Because he was ill, he stayed home.
If you work hard, you will succeed.
A. Conjunctions of Time
| Conjunction | Example |
|---|---|
| when | Call me when you arrive. |
| while | She studied while I slept. |
| before | Finish work before sunset. |
| after | We ate after the meeting. |
| until | Wait until I return. |
| since | He has lived here since he was born. |
| as soon as | Call me as soon as possible. |
Important Exam Rule:
Future tense is NOT used after time conjunctions.
❌ I will call you when I will arrive.
✔ I will call you when I arrive.
Frequently asked in SSC and Banking exams.
B. Conjunctions of Cause and Reason
Because
He failed because he was careless.
Since
Since it was late, we returned home.
As
As it was raining, we stayed inside.
Exam Trap:
❌ The reason because he failed is laziness.
✔ The reason why he failed is laziness.
C. Conjunctions of Condition
IF
If you study, you will pass.
Unless
Means: If not.
Unless you work hard, you cannot succeed.
Important Rule:
❌ Unless you do not study, you will fail.
✔ Unless you study, you will fail.
Double negatives are incorrect.
This is among the most repeated errors in competitive exams.
D. Conjunctions of Purpose
So that
Work hard so that you may succeed.
In order that
He saved money in order that he could buy a house.
E. Conjunctions of Contrast
Although
Although he is rich, he is unhappy.
Though
Though she was tired, she continued working.
Even though
Even though it rained heavily, they played.
Golden Rule:
❌ Though he was poor but honest.
✔ Though he was poor, he was honest.
✔ He was poor but honest.
F. Conjunctions of Comparison
Than
She is taller than her brother.
As...As
He is as intelligent as his sister.
Common Error:
❌ He is more smarter than me.
✔ He is smarter than me.
TYPE 3: CORRELATIVE CONJUNCTIONS
These work in pairs.
1. Either...Or
Examples:
Either Ali or Ahmed will help you.
Either you apologize or leave.
Verb Rule:
The verb agrees with the nearest subject.
Either Ali or his friends are coming.
Either his friends or Ali is coming.
2. Neither...Nor
Examples:
Neither Ali nor Ahmed attended class.
Agreement Rule:
Neither the teacher nor the students were ready.
Neither the students nor the teacher was ready.
3. Both...And
Examples:
Both Ali and Ahmed passed.
Rule:
Always takes a plural verb.
✔ Both Ali and Ahmed are intelligent.
❌ Both Ali and Ahmed is intelligent.
4. Not Only...But Also
Examples:
She is not only beautiful but also intelligent.
He not only teaches but also inspires.
Subject-Verb Agreement Rule:
Not only the students but also the teacher was absent.
Not only the teacher but also the students were absent.
5. Whether...Or
Examples:
I do not know whether he will come or not.
Whether you stay or leave, I do not care.
6. As...As
Examples:
He is as brave as a lion.
She is as smart as her sister.
7. Such...That
Examples:
It was such a beautiful day that we went out.
He was such a fool that nobody trusted him.
8. So...That
Examples:
He was so tired that he slept immediately.
She spoke so softly that nobody heard her.
5. Parallelism in Conjunctions
This is one of the most important exam concepts.
The grammatical structures joined by conjunctions must be the same.
Incorrect:
❌ She likes swimming, to dance, and reading.
Correct:
✔ She likes swimming, dancing, and reading.
Incorrect:
❌ He likes to sing and dancing.
Correct:
✔ He likes singing and dancing.
6. Most Common Student Mistakes
Mistake 1
❌ Although he was poor but honest.
✔ Although he was poor, he was honest.
Mistake 2
❌ Because it rained, so we stayed home.
✔ Because it rained, we stayed home.
Mistake 3
❌ Unless you do not work hard, you cannot pass.
✔ Unless you work hard, you cannot pass.
Mistake 4
❌ He is more better than me.
✔ He is better than me.
Mistake 5
❌ I will inform you when I will arrive.
✔ I will inform you when I arrive.
7. Exam Traps Frequently Asked in SSC, Banking, and JKSSB
Trap 1:
Although + But
Never together.
Trap 2:
Because + So
Never together.
Trap 3:
Unless + Not
Never together.
Trap 4:
Parallel Structure Errors
Either singing or to dance ❌
Either singing or dancing ✔
Trap 5:
Nearest Subject Rule
Neither the boys nor the teacher was present.
Trap 6:
Time Clauses
When he comes, I will go.
NOT:
When he will come, I will go.
8. Important One-Word Conjunctions for Exams
| Conjunction | Meaning |
|---|---|
| lest | for fear that |
| provided | only if |
| unless | if not |
| whereas | while in contrast |
| notwithstanding | despite |
| wherever | at any place |
| whenever | at any time |
| wherever | in any location |
| because | reason |
| since | reason/time |
LEST
Rule:
Use should with lest.
✔ Work hard lest you should fail.
Common in UGC NET and advanced grammar questions.
9. Previous Year Style Questions
Q1.
Although he was tired _____ he continued working.
A) and
B) but
C) yet
D) No conjunction
Answer:
D) No conjunction
Correct sentence:
Although he was tired, he continued working.
Q2.
Unless you _____ hard, you cannot succeed.
A) do not work
B) worked
C) work
D) working
Answer:
C) work
Q3.
Neither the principal nor the teachers _____ present.
A) was
B) were
C) is
D) has
Answer:
B) were
Q4.
I shall wait here until he _____.
A) will come
B) comes
C) came
D) coming
Answer:
B) comes
10. Quick Revision Notes
Remember These Golden Rules:
✓ Although ≠ But
✓ Because ≠ So
✓ Unless ≠ Not
✓ Time conjunctions do not take future tense.
✓ Correlative conjunctions require parallel structure.
✓ Either/Neither follow the nearest subject rule.
✓ Both...And always takes a plural verb.
✓ Lest is followed by should.
Home Academy Final Note
Conjunctions are not merely connecting words; they establish logical relationships between ideas. A strong command over conjunctions improves grammar, comprehension, writing skills, and performance in competitive examinations. Most errors in English papers arise from the misuse of conjunction pairs, incorrect parallel structures, and misunderstanding of conditional and time clauses.
Master these concepts with practice, and questions from conjunctions in SSC, Banking, JKSSB, UGC NET, and other examinations become among the easiest marks to secure.