RSSB Lab Assistant Answer Key 2026

The Rajasthan Subordinate and Ministerial Services Selection Board (RSSB) conducts the Lab Assistant recruitment examination for filling various technical positions across government departments, laboratories, educational institutions, and research facilities in Rajasthan. This recruitment is for candidates with ITI qualification to work as Lab Assistants in various government laboratories, schools, colleges, and technical institutions. The selection process includes a written examination followed by document verification. Successful candidates will be appointed to support laboratory operations, maintain equipment, assist in experiments, and manage laboratory inventory. The RSSB Lab Assistant Answer Key 2026 will be released after the examination to help candidates evaluate their performance and calculate expected scores before the official result declaration.

Important Dates

Note: Dates are indicative and subject to official notification

Typical / Indicative Vacancy Distribution

Note: Actual vacancy numbers will be announced in the official notification

Educational Qualification

• Minimum: ITI (Industrial Training Institute) certificate in relevant trades such as:
• Electrician
• Fitter
• Electronics Mechanic
• Laboratory Assistant
• Computer Operator and Programming Assistant (COPA)
• Mechanic (Refrigeration and Air Conditioning)
• Other relevant technical trades as specified in notification
• Must have passed ITI from a recognized institution affiliated with NCVT/SCVT
• Valid ITI certificate must be produced during document verification

Age Limit

Age as on 01 January 2026:

Age Relaxation:

Nationality

• Must be a citizen of India
• Certificate of Indian citizenship may be required during document verification

How to Apply

1. Visit the official RSSB website at rsmssb.rajasthan.gov.in or rssb.rajasthan.gov.in
2. Click on the "Lab Assistant Recruitment 2026" notification link on the homepage
3. Read the detailed notification and vacancy details carefully
4. Click on "Apply Online" or "New Registration" button
5. Complete Part-I registration by providing basic details (name, father's name, date of birth, email, mobile number)
6. Note down the Registration Number and Password generated after successful registration
7. Login again using Registration Number/Password to complete Part-II application
8. Fill in educational qualifications, upload scanned photograph (JPG, 10-40KB) and signature (JPG, 10-30KB)
9. Select preferred examination centre/city
10. Preview the filled application form and verify all details
11. Pay the application fee through online mode (Debit Card/Credit Card/Net Banking/UPI)
12. Submit the application form and take printout for future reference

Application Fee

Payment mode: Online only (Debit/Credit Card, Net Banking, UPI)

Selection Process

1. Written Examination: Objective type computer-based test (CBT) covering General Knowledge, Reasoning, Hindi, English, Mathematics, and Technical Knowledge related to ITI trade. This is the primary selection stage with questions of varying difficulty levels.

1. Document Verification: Candidates shortlisted based on written exam merit will be called for document verification. Original certificates of educational qualification (ITI), date of birth, category certificate, domicile certificate, and other relevant documents must be produced.

1. Medical Examination: Selected candidates may undergo medical examination to ensure physical fitness for the role, particularly if working in laboratory environments with chemicals or technical equipment.

1. Final Merit List: Based on marks obtained in the written examination and successful document verification, a final merit list will be prepared category-wise and published on the official website.

1. Appointment: Candidates in the final merit list will receive appointment letters and posting orders to various government departments and laboratories across Rajasthan.

Examination Pattern

Written Examination (CBT Mode)

Negative Marking:

• 1/3 mark (0.33 marks) will be deducted for each wrong answer
• No negative marking for unanswered questions
• All questions are objective type (multiple choice) with four options
• Examination conducted in bilingual mode (Hindi & English) except language sections

Detailed Syllabus

General Knowledge

• Rajasthan Specific: History, culture, heritage, festivals, folk music and dance, geography, economy, politics, major schemes and programs
• Indian History: Ancient, Medieval, Modern India, Freedom Movement
• Geography: Indian and World geography, environment, ecology, climate change
• Indian Polity: Constitution, governance, public policy, rights issues
• Economics: Basic economic concepts, budget, five-year plans, economic development
• Current Affairs: National and international events, sports, awards, important dates
• Science & Technology: Recent developments, space technology, IT sector

Reasoning & Mental Ability

• Analogies and similarities
• Differences and classification
• Series completion (number, alphabet, figure)
• Coding and decoding
• Blood relations
• Direction sense test
• Logical Venn diagrams
• Alphabetical and number ranking
• Mathematical operations and puzzle solving
• Data interpretation (basic)

Hindi (हिंदी)

• संधि और संधि विच्छेद
• उपसर्ग और प्रत्यय
• पर्यायवाची और विलोम शब्द
• अनेकार्थी शब्द
• वाक्यांशों के लिए एक शब्द
• मुहावरे और लोकोक्तियाँ
• वाक्य शुद्धिकरण
• अपठित गद्यांश पर आधारित प्रश्न

English

• Tenses and their usage
• Articles and prepositions
• Active and passive voice
• Direct and indirect speech
• Synonyms and antonyms
• Idioms and phrases
• Sentence correction and error detection
• Comprehension passages
• Vocabulary building

Mathematics

• Number systems and simplification
• Percentage and averages
• Ratio and proportion
• Profit, loss and discount
• Simple and compound interest
• Time and work
• Time, speed and distance
• Mensuration (area, volume)
• Basic algebra and equations
• Data interpretation (tables, graphs, charts)

Technical Knowledge (ITI Trade Based)

Common Topics:

• Workshop calculations and science
• Engineering drawing basics
• Material science and tools
• Safety practices in laboratories
• Basic electrical knowledge
• Basic electronics components
• Measurement instruments and their use
• Laboratory equipment handling
• Chemical handling and safety (for relevant trades)

Trade Specific Topics (Based on candidate's ITI specialization):

• Electrician: AC/DC circuits, motors, transformers, wiring
• Fitter: Fitting operations, measuring instruments, material properties
• Electronics: Semiconductors, circuits, communication systems
• Laboratory Assistant: Chemical handling, testing procedures, equipment maintenance
• COPA: Computer fundamentals, MS Office, basic programming
• Refrigeration: Cooling cycles, refrigerants, AC systems

Salary Structure (Typical / Indicative)

Additional Benefits:

• Medical facilities for self and family
• Leave Travel Concession (LTC)
• Pension and gratuity benefits
• General Provident Fund (GPF)
• Annual increments as per rules
• Performance-related incentives where applicable

Lab Assistants in Rajasthan government service have structured career progression opportunities. With experience and performance, they can be promoted to Senior Lab Assistant, Laboratory Superintendent, and eventually to administrative positions in technical departments. Internal departmental examinations and seniority-cum-merit based promotions provide clear growth pathways, with salary increases at each level according to the 7th Pay Commission matrix.

The RSSB Lab Assistant Admit Card 2026 will be released approximately 10-15 days before the scheduled examination date on the official website. Candidates must download their admit cards by logging in with their registration number and password/date of birth. The admit card will contain examination centre details, reporting time, candidate's photograph, and important instructions. No postal dispatch of admit cards will be made; only online download facility will be available.

The RSSB Lab Assistant Result 2026 will be declared within 4-6 weeks after the examination. Results will be published on the official website in PDF format containing roll numbers of qualified candidates. Candidates can check their individual scores by logging into their candidate portal. Category-wise cut-off marks and merit lists will be published along with the result. Selected candidates will be intimated separately for document verification through registered email and SMS.

RSSB Lab Assistant cutoff marks vary by category and depend on factors like number of vacancies, difficulty level, and total applicants. Typically, General category cutoff ranges between 55-65% (165-195 marks out of 300), OBC around 50-60% (150-180 marks), SC/ST around 45-55% (135-165 marks), and EWS around 53-63% (159-189 marks). Actual cutoffs will be determined after normalization process if the exam is conducted in multiple shifts.

Examination Centres

Rajasthan (Primary): Jaipur, Jodhpur, Kota, Ajmer, Udaipur, Bikaner, Alwar, Bharatpur, Sikar, Pali, Sri Ganganagar, Bhilwara, Tonk, Sawai Madhopur, Jhunjhunu, Chittorgarh, Nagaur, Barmer, Hanumangarh, Dungarpur

North India (Limited centres): Delhi NCR, Gurgaon, Faridabad (for candidates residing outside Rajasthan)

Note: Final examination centres will be mentioned in the admit card. Centre preference can be exercised during application but allotment depends on availability and administrative feasibility.