Learn SSC Error Detection Notes with important Grammar Rules, examples and detailed explanations. Useful for SSC CGL, CHSL, CPO, MTS, GD, Railway and other competitive exams.
SSC ERROR DETCTION GRAMMAR NOTES
Error Detection is one of the most important topics in the English section of SSC and Railway examinations. Questions based on grammar rules, sentence structure, and common usage errors are frequently asked in SSC CGL, CHSL, CPO, MTS, GD, and other competitive exams.
In this article, you will learn 10 important SSC Error Detection Notes with detailed explanations and examples. These SSC Grammar Rules will help you identify grammatical mistakes quickly and improve your accuracy in the examination.
Regular practice of Error Detection Questions can strengthen your English Grammar for SSC preparation and boost your overall exam performance.
Error Detection Notes (Q1–Q10)
Q1. He is / more better / than his friend / No error
Error:
(B) more better
Correct Sentence:
He is better than his friend.
Explanation:
“Better” khud hi comparative degree hai. Comparative degree ke saath “more” nahi lagaya jaata.
❌ more better
✅ better
Examples:
She is better than me.
This book is better than that one.
Rule:
Double Comparative ka use nahi karte.
Q2. She insisted / to complete / the work on time / No error
Error:
(B) to complete
Correct Sentence:
She insisted on completing the work on time.
Explanation:
“Insist” ke baad preposition on aata hai.
Structure:
Insist on + V1 + ing
❌ insisted to complete
✅ insisted on completing
Examples:
He insisted on paying the bill.
They insisted on going there.
Rule:
Insist + on + Gerund (V-ing)
Q3. One of the boys / have broken / the window / No error
Error:
(B) have broken
Correct Sentence:
One of the boys has broken the window.
Explanation:
“One of the…” ka subject One hota hai, jo singular hai.
Isliye singular helping verb lagegi.
❌ One of the boys have
✅ One of the boys has
Examples:
One of the students has passed.
One of the players is injured.
Rule:
One of + Plural Noun → Singular Verb
Q4. He is / superior than / all others / No error
Error:
(B) superior than
Correct Sentence:
He is superior to all others.
Explanation:
Superior ke saath to use hota hai, “than” nahi.
❌ superior than
✅ superior to
Examples:
Gold is superior to iron.
He is senior to me.
Rule:
Superior/Inferior/Junior/Senior + To
Q5. The teacher / along with students / were present / No error
Error:
(C) were present
Correct Sentence:
The teacher along with students was present.
Explanation:
“Along with” subject ko change nahi karta.
Main subject = Teacher (Singular)
Isliye verb bhi singular hogi.
❌ Teacher along with students were
✅ Teacher along with students was
Examples:
The principal along with teachers was present.
Ram along with his friends is coming.
Rule:
Along with, together with, as well as → Verb main subject ke according aati hai.

Q6. Each of the girls / have submitted / their assignment / No error
Error:
(B) have submitted
Correct Sentence:
Each of the girls has submitted their assignment.
Explanation:
“Each” singular hota hai.
Isliye singular verb “has” lagegi.
❌ Each of the girls have
✅ Each of the girls has
Examples:
Each of the students has a book.
Each of the players has arrived.
Rule:
Each of + Plural Noun → Singular Verb
Q7. The news / are not true / at all / No error
Error:
(B) are not true
Correct Sentence:
The news is not true at all.
Explanation:
“News” dikhne mein plural lagta hai, lekin grammar mein singular noun maana jaata hai.
❌ News are
✅ News is
Examples:
The news is shocking.
This news is false.
Rule:
News = Singular Noun
Q8. He has been living here / since five years / happily / No error
Error:
(B) since five years
Correct Sentence:
He has been living here for five years happily.
Explanation:
Since point of time ke liye use hota hai.
For period of time ke liye use hota hai.
❌ since five years
✅ for five years
Examples:
Since 2020 ✔️
For five years ✔️
Rule:
Since = Starting Point
For = Duration/Period
Q9. She prefers / dancing than / singing / No error
Error:
(B) dancing than
Correct Sentence:
She prefers dancing to singing.
Explanation:
“Prefer” ke saath comparison mein to use hota hai, “than” nahi.
❌ prefer dancing than singing
✅ prefer dancing to singing
Examples:
I prefer tea to coffee.
She prefers reading to watching TV.
Rule:
Prefer A to B
Q10. Hardly had he reached / the office / than it started raining / No error
Error:
(C) than it started raining
Correct Sentence:
Hardly had he reached the office when it started raining.
Explanation:
Hardly ke saath hamesha when use hota hai.
❌ Hardly … than
✅ Hardly … when
Similar Rule:
Hardly/Scarcely + When
No sooner + Than
Examples:
Hardly had I sat down when the bell rang.
No sooner had he arrived than the train left.
Rule:
Hardly/Scarcely → When
No sooner → Than
SSC Quick Revision Rules
Better ke saath More nahi.
Insist on + V-ing.
One of + Plural Noun → Singular Verb.
Superior/Inferior/Junior/Senior → To.
Along with → Verb main subject ke according.
Each of → Singular Verb.
News → Singular.
Since = Point of Time, For = Period of Time.
Prefer A to B.
Hardly/Scarcely → When, No sooner → Than.
ADVICE FROM AUTHOR
Mastering Error Detection is essential for scoring well in the English section of competitive exams. The SSC Error Detection Notes covered in this article focus on important SSC Grammar Rules that are repeatedly asked in SSC CGL, CHSL, CPO, MTS, GD, and Railway exams. Understanding concepts such as subject-verb agreement, correct prepositions, comparative forms, and common grammatical structures can significantly improve your performance.
Make sure to revise these Error Detection Questions regularly and apply the rules while solving practice sets. Consistent practice and revision will help you build confidence and achieve better results in your examinations.
