The Gujarat Subordinate Service Selection Board (GSSSB) conducts the Senior Scientific Assistant (Class-3) recruitment exam under the Gujarat Pollution Control Board (GPCB). Candidates preparing for this exam must understand the exam pattern and syllabus to maximize their chances of success.
Exam Pattern
The GSSSB Senior Scientist Scientific Exam 2025 consists of two parts:
Part | Subjects | Marks |
---|---|---|
Part A | Logical & Data Interpretation | 30 |
Part A | Quantitative Aptitude | 30 |
Part B | Constitution, Current Affairs, Gujarati & English Comprehension | 30 |
Part B | Subject-Specific Questions | 120 |
Total | – | 210 |
Key Exam Details
- Mode of Exam: CBRT (Computer-Based Test) / OMR (Optical Mark Recognition)
- Type of Questions: Multiple Choice Questions (MCQs)
- Total Marks: 210
- Duration: 180 minutes
- Negative Marking: 1/4th mark deduction for incorrect answers
- Minimum Qualifying Marks: 40% in each section
Detailed Syllabus
Part A – General Aptitude
1. Logical & Data Interpretation (30 Marks)
2. Quantitative Aptitude (30 Marks)
Part B – General Awareness & Subject Knowledge
3. Constitution, Current Affairs, Gujarati & English Comprehension (30 Marks)
4. Subject-Specific Questions (120 Marks)
Candidates will be tested on domain-specific knowledge based on their educational background. The subjects include:
- Environmental Science & Pollution Control
- Chemistry
- Microbiology/Biotechnology
- Physics (Instrumentation)
Preparation Tips
- Understand the Exam Pattern – Focus on high-weightage topics.
- Practice Mock Tests – Solve previous year papers and sample tests.
- Stay Updated – Follow current affairs related to environmental policies.
- Revise Regularly – Make short notes for quick revision.
- Time Management – Allocate specific time slots for each section.
Important Links
Please read the Official Notification carefully before submitting your application.

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