GDSO 2025
Class XII — Syllabus, Pattern & Prizes
Syllabus
What to study (Class XII)
For PCM Students
Physics
- Electric Charges & Fields
- Electrostatic Potential & Capacitance
- Current Electricity
- Moving Charges & Magnetism
- Magnetism & Matter
Chemistry
- Solutions
- Electrochemistry
- Chemical Kinetics
- Haloalkanes & Haloarenes
- Alcohols, Phenols & Ethers
Mathematics
- Functions
- Continuity & Differentiability
- Applications of Derivatives
- Determinants
- Matrices
For PCB Students
Physics
- Electric Charges & Fields
- Electrostatic Potential & Capacitance
- Current Electricity
- Moving Charges & Magnetism
- Magnetism & Matter
Chemistry
- Solutions
- Electrochemistry
- Chemical Kinetics
Biology
- Sexual Reproduction in Flowering Plants
- Human Reproduction
- Reproductive Health
- Principles of Inheritance and Variation
- Molecular Basis of Inheritance
- Evolution
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
For PCB Students
- Number of Questions: 45 questions
- 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
For PCM Students
- Number of Questions: 25 questions
- 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)
For PCB Students
- Number of Questions: 30 questions
- 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
For PCM Students
- Number of Questions: 18 questions
- Duration: 60 minutes
- Type of Questions: Higher Order Thinking MCQs
Recognition
Prizes & Scholarships — Class XII
Total Prize Pool for Class XII: ₹ 1.5 Lakh
1st Rank
₹ 50,000
2nd Rank
₹ 25,000
3rd Rank
₹ 10,000
Next 13 Students
₹ 5,000
Total: ₹ 65,000
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.