There are several specific topics and chapters that are frequently asked in the DSSSB (Delhi Subordinate Services Selection Board) exam papers. These topics cover a wide range of subjects such as General Awareness, General Intelligence & Reasoning Ability, Numerical Ability, English Language, and Teaching Aptitude. Let's break down each of these subjects and highlight some of the key topics and chapters that are commonly asked in the DSSSB exam.

General Awareness:
- Indian History: Ancient, Medieval, and Modern history, with a focus on major events, dynasties, and important personalities.
- Indian Polity: Indian Constitution, Parliament, President, Prime Minister, Governor, Chief Minister, and other important political institutions.
- Indian Geography: Physical, political, and economic geography of India, including states, rivers, mountains, and important geographical features.
- Indian Economy: Basic concepts, major sectors, and government schemes related to the Indian economy.
- General Science: Basic knowledge of physics, chemistry, biology, and environmental science.

General Intelligence & Reasoning Ability:
- Analogies: Similarities and differences between pairs of words.
- Coding-Decoding: Coding and decoding based on letter-shifting patterns or number substitutions.
- Number Series: Finding the missing number in a given series.
- Blood Relations: Family tree problems and questions related to blood relations.
- Logical Reasoning: Analyzing patterns and logical deductions.

Numerical Ability:
- Number System: Basic concepts of numbers, fractions, decimals, and percentages.
- Simplification: Solving mathematical problems using simplification techniques.
- Data Interpretation: Analyzing and interpreting data presented in the form of tables, graphs, and charts.
- Time and Work: Questions related to time, speed, and work efficiency.
- Profit and Loss: Problems related to profit, loss, and discounts.

English Language:
- Grammar: Parts of speech, tenses, articles, prepositions, and sentence correction.
- Vocabulary: Synonyms, antonyms, idioms, and phrases.
- Reading Comprehension: Understanding and answering questions based on a given passage.
- Sentence Completion: Completing a sentence with an appropriate word or phrase.
- Error Detection: Identifying and correcting grammatical errors in sentences.

Teaching Aptitude:
- Educational Psychology: Learning theories, motivation, intelligence, and personality development.
- Teaching Methods: Different teaching methods and strategies for effective classroom instruction.
- Classroom Management: Techniques for maintaining discipline and creating a positive learning environment.
- Assessment and Evaluation: Methods of assessing student learning and evaluating their performance.
- Educational Technology: Effective use of technology in teaching and learning.

In conclusion, the DSSSB exam covers a wide range of topics and chapters from various subjects. It is essential for candidates to have a thorough understanding of these topics and practice solving previous years' question papers to enhance their preparation for the exam.