SSC CHSL 2025 Tier 1 Most Important Topics for All Subjects

Sohini Bhattacharya

Updated On: November 11, 2025 06:16 PM

The SSC CHSL 2025 Tier 1 most important topics for all subjects vary in weightage. Students can secure the maximum score if they answer the questions with the highest weightage correctly in each section in the entrance exam.

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SSC CHSL 2025 Tier 1 Most Important Topics for All Subjects

The SSC CHSL 2025 Tier 1 most important topics for all subjects offer an insight into the exam pattern, the weightage of each subject and what to cover for the entrance test. Each subject has topics that vary in terms of weightage and the number of questions to be asked in the exam. For example, the most important topics from English are Cloze Test, Idioms, Synonyms and Antonyms, and Comprehension. Similarly, Coding and Decoding, Non-Verbal Reasoning, and Analogy and Classifications are the most high-weightage topics in General Intelligence and Reasoning. To get a detailed understanding of the subject-wise important topics, keep reading further in this article.
Also Read: SSC CHSL Tier 1 Revised Exam Date 2025: Day-wise Schedule Soon, Admit Card Date

Subject-wise SSC CHSL 2025 Tier 1 Most Important Topics

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The subject-wise most important topics in the  SSC CHSL 2025 Tier 1 Exam are provided here for your analysis:

SSC CHSL 2025 Tier 1 Most Important Topics in Quantitative Aptitude

There will be a total of 25 questions in the entrance exam from this section. All questions will be in the multiple-choice question format, and students who answer the high-weightage questions correctly will secure a good score overall.

Paper

Topics

Priority

Number of Expected Questions

Arithmetic

Data Interpretation

High

3 to 5

Percentage

Meduim

1 to 2

Average

Medium

1 to 2

Number System

Medium

1 to 2

Profit and Loss

High

2 to 3

Simple Interest & Compound Interest

High

2 to 3

Time & Work

Medium

1 to 2

Advanced

Algebra

Medium

1 to 2

Geometry

High

2 to 3

Mensuration

High

1 to 2

Trigonometry

Medium

1 to 2

Time, Speed & Distance

Medium

1 to 2

SSC CHSL 2025 Tier 1 Most Important Topics in General Intelligence & Reasoning

This is the most scoring section in the entrance test and comprises 25 questions in total. Students can easily secure a good score in this if they are well-focused on their speed and accuracy by mastering the recurring patterns.

Topics

Priority

Number of Expected Questions

Analogy & Classification or Odd One Out

High

4 to 6

Series

High

3 to 5

Coding and Decoding

High

2 to 3

Non-Verbal Reasoning

High

3 to 4

Venn Diagrams & Syllogism

Medium

2 to 3

Blood Relations

Medium

1 to 2

Mathematical Operations

Medium

1 to 2

Directions

Medium

2 to 3

Order & Ranking

Low

1 to 2

Inequalities

Low

1 to 2

Statement

Medium

1 to 2

Morrir Image

High

2 to 3

SSC CHSL 2025 Tier 1 Most Important Topics in English

There are three primary divisions in the SSC CHSL Tier 1 English section, namely, Grammar, Vocabulary, and Comprehension. The Vocabulary section, out of the three, is the most volatile but has the highest weightage.

Topics

Priority

Number of Expected Questions

Cloze Test

High

4 to 5

Synonyms & Antonyms

High

3 to 4

Idioms & Phrases

High

2 to 3

Error Detection

High

2 to 3

Comprehension Reading

Medium

3 to 5

Sentence Correction

Medium

2 to 3

One-Word Substitution

Medium

2 to 3

SSC CHSL 2025 Tier 1 Most Important Topics in General Awareness

This is the most dynamic section of the entrance test as a large portion of it comprises topics of current affairs and static general knowledge, Indian Polity, etc. This section will also feature 25 questions in total in the entrance exam.

Topics

Priority

Number of Expected Questions

Current Affairs

High

5 to 7

General Science

High

4 to 5

Static General Knowledge

High

3 to 4

Indian Polity

Medium

2 to 3

History

Medium

2 to 3

Geography

Medium

1 to 2

Economics

Medium

1 to 2

In a gist, the subject-wise SSC CHSL 2025 Tier 1 most important topics are a detailed breakdown of the weightage per question. It allows students to get a perspective on how to score good marks in the entrance test by answering the questions with maximum weightage.

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