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BTSC Lab Assistant Syllabus 2026: Test structure in addition to Topic Wise Syllabus

SyllabusPublished 8 Apr 2026
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BTSC Lab Assistant Syllabus 2026 PDF with entire Examination format is now accessible. Get subject-wise topics for General Studies as well as the Technical Section, 2-hour CBT with negative marking.

Details

BTSC Lab Assistant Syllabus 2026 – Overview
  • The BTSC Lab Assistant exam tests basic science knowledge up to intermediate level along with diploma-level technical expertise relevant to laboratory work in the chosen discipline. The Computer-Based Test (CBT) carries 75% weightage in the final selection, while work experience evaluation carries 25%.
  • Here is a quick overview table:
  • The syllabus focuses on practical as well as theoretical knowledge suitable for laboratory assistant roles across Science, Engineering, as well as related fields.
BTSC Lab Assistant Exam Pattern 2026
  • It is informed that, The BTSC Lab Assistant Examination format 2026 is straightforward along with objective-based. The question paper is bilingual (Hindi & English).
  • Candidates should note that, Test structure Table:
  • applicants must attempt questions carefully due to negative marking. The technical section carries maximum weightage, hence priority should be given to discipline-specific topics.
BTSC Lab Assistant Syllabus 2026 – Detailed Topic Wise
  • The syllabus is divided into General Studies in addition to Technical subjects. Science-related topics (Physics, Chemistry, Biology) are at intermediate (Class 12) level, while technical topics follow diploma-level curriculum for the applied post.
General Studies Syllabus
  • This section (25 marks) tests awareness along with basic aptitude.
  • Candidates should note that, Key topics include:
  • Indian History as well as Culture
  • Indian Geography as well as Bihar-specific Geography
  • Indian Polity as well as Constitution
  • Indian Economy along with Current Economic Developments
  • It is informed that, Current Affairs (National & International)
  • According to the latest notice, Scientific Developments in addition to Inventions
  • Environmental Issues in addition to Ecology
  • Basic Computer Knowledge
Physics Syllabus
  • Focus on fundamental concepts up to Class 12 level:
  • Units in addition to Measurements
  • Motion (Kinematics) as well as Laws of Motion
  • Work, Energy, as well as Power
  • Gravitation in addition to Properties of Matter
  • Thermodynamics as well as Heat
  • Oscillations in addition to Waves
  • Optics (Reflection, Refraction, along with Optical Instruments)
  • Electricity in addition to Magnetism
  • The department has confirmed that, Modern Physics (Atoms, Nuclei, along with Semiconductor Electronics)
Chemistry Syllabus
  • It is informed that, Covers basic to intermediate level concepts:
  • Basic Concepts of Chemistry in addition to Atomic Structure
  • Periodic Table along with Periodicity in Properties
  • Chemical Bonding along with Molecular Structure
  • Interested applicants should know that, States of Matter as well as Thermodynamics
  • Chemical Equilibrium along with Redox Reactions
  • Organic Chemistry Basics in addition to Hydrocarbons
  • The official notification states that, Environmental Chemistry
Biology Syllabus
  • Includes foundational life science topics:
  • The official notification states that, Cell Structure in addition to Function
  • It is informed that, Biomolecules as well as Biotechnology Basics
  • Diversity of Living Organisms
  • Plant in addition to Human Physiology
  • Reproduction, Genetics, as well as Evolution
  • Ecology in addition to Environment
  • As per the official update, Human Health, Diseases, as well as Nutrition
Technical / Discipline-wise Syllabus
  • The 75-mark technical section is post-specific as well as based on diploma-level knowledge in the relevant branch. Common disciplines include:
  • Science Laboratory Assistant : Advanced questions from Physics, Chemistry, Biology, in addition to basic laboratory techniques/safety.
  • Mechanical Engineering : Engineering Mechanics, Strength of Materials, Fluid Mechanics, Thermodynamics, Manufacturing Processes, Theory of Machines.
  • Civil / Rural Engineering : Building Materials, Surveying, Soil Mechanics, Concrete Technology, Environmental Engineering, Estimating & Costing.
  • Electrical / Electronics : Basic Electrical Engineering, Circuit Theory, Electrical Machines, Electronics Devices, Digital Electronics, Measurements.
  • Computer Science / IT : Programming Basics, Computer Networks, Operating Systems, Database Management, Data Structures.
  • For exact post-wise detailed syllabus, refer to the authorized announcement or syllabus section on the BTSC website (specific Lab Assistant syllabi may be uploaded soon under the syllabus page).
BTSC Lab Assistant Selection Process 2026
  • The hiring procedure is multi-stage:
  • Computer-Based Test (75% weightage)
  • Work Experience Evaluation (25% weightage)
  • Document Verification
  • Medical Examination (if required)
  • The department has confirmed that, Final merit list is prepared based on CBT score + experience marks. Only aspirants qualifying the descriptive test are considered for further stages.
How to Prepare for BTSC Lab Assistant Exam – Tips
  • It is informed that, Prioritize the 75-mark technical section -revise diploma-level concepts thoroughly for your discipline.
  • According to the latest notice, Cover intermediate-level Physics, Chemistry, in addition to Biology for the science component.
  • Dedicate time to Bihar-specific GK as well as current affairs for General Studies.
  • Candidates should note that, Practice previous year papers as well as mock tests to manage time in addition to negative marking.
  • The department has confirmed that, Focus on laboratory safety, practical applications, as well as basic instruments relevant to the post.
  • Use standard textbooks for diploma subjects along with NCERT books for science topics.

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Last checked 31 Aug 2026.

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