Syllabus
What to study (Class X)
Basic Mathematics
- Quadratic Equations
- Arithmetic Progression
- Polynomials
- Pair of Linear Equations in two variables
- Real Numbers
- Trigonometry (Introduction to Trigonometry)
Science
Physics
- Light: Reflection & Refraction
- Electricity
Chemistry
- Chemical Reactions & Equations
- Acids, Bases & Salts
Biology
- Life Processes
- Control & Coordination
Exam Pattern
Two-Tier format with negative marking
Tier-1 is the preliminary level test for all applicants, while Tier-2 is the advanced level test for students who qualify Tier-1.
Tier 1 — Preliminary Level
- Number of Questions: 30
- Duration: 60 Minutes
- Type of Questions: Single-correct objective questions
Marking Scheme:
• Correct Answer +4 Marks
• Incorrect Answer −1 Marks
• Correct Answer +4 Marks
• Incorrect Answer −1 Marks
Tier 2 — Advanced Level
(Only for students who qualify Tier 1)
- Number of Questions: 25
- Duration: 60 Minutes
- Type of Questions: Higher Order Thinking MCQs
Marking Scheme:
• Correct Answer +4 Marks
• Incorrect Answer −1 Marks
• Correct Answer +4 Marks
• Incorrect Answer −1 Marks
Recognition
Prizes & Scholarships — Class X
Total Prize Pool for Class X: ₹ 2 Lakh
1st Rank
₹ 50,000
Cash prize to the topper
2nd Rank
₹ 25,000
Cash prize to the runner-up
Next 5 Students
Ranks 3rd-7th
₹ 10,000 each
Total: ₹ 50,000
Next 15 Students
Ranks 8th-22nd
₹ 5,000 each
Total: ₹ 75,000
Scholarships
GDSO 2025 offers ₹2 Crore in scholarships across classes. See the complete scholarship breakdown for eligibility and coverage.
View ₹2 Cr Scholarships
GDSO 2025 offers ₹2 Crore in scholarships across classes. See the complete scholarship breakdown for eligibility and coverage.
Note: All Tier-1 participants will receive a certificate of participation after the exam.

