NBO
NEXUS Biology Olympiad
The NEXUS Biology Olympiad (NBO) is a national-level examination designed to encourage students to explore the fascinating world of living organisms and develop a deeper understanding of biological concepts.
Biology helps us understand life — from the smallest cells to complex ecosystems. The NBO promotes scientific curiosity, analytical thinking, and application-based learning, helping students develop a strong foundation in biological sciences.
The exam focuses on:
• Conceptual understanding
• Scientific observation
• Analytical reasoning
• Application of biological concepts
NBO
Nexus Olympiad offers exams in Biology for grades 6 to 12.
Exam Registration
Schools can easily register students for the Biology Olympiad exams.
Exam Pattern
Result & Ranking
Exam Schedule
Marking Scheme
Awards & Recognition
Section A: No negative marking
Section B: +4 for correct answer, −1 for incorrect answer
No marks for unattempted questions
Results will include:
School Rank
City Rank
National Rank
Results will be available on the official NEXUS Olympiad website.
🏅 Gold Medal – School Topper
🥈 Silver Medal – Outstanding Performance
🥉 Bronze Medal – Merit Category
Additional recognitions may include
National Rank Certificate
Special awards and Cash prize for TOP scorers
Section A: Logical Reasoning : 15 Questions
Section B: Biology : 30 Questions
Total Questions: 45
Total Marks: 180
Duration: 60 Minutes
SLOT-1 : 12 Oct 2026 .Monday
SLOT-2 : 16 Nov 2026 .Monday
Our Services
Nexus Olympiad offers exams in Mathematics for grades 6 to 12.
Exam Registration
Schools can easily register students for the Mathematics Olympiad exams.
School Partnership
Connect your school with us by submitting the partnership form online.
Projects
Hands-on math challenges for curious minds
Algebra Quest
Solve equations to unlock new levels
Geometry Lab
Explore shapes through interactive tasks