What is the full form of NSEB?
National Standard Examination in Biology. It is the first examination in India’s Biology Olympiad pathway.
When is NSEB 2026?
22 November 2026, 2:30–4:30 pm IST. Check the official notice and your admit card for reporting instructions.
Is registration still open?
No. The extended student deadline was 16 September 2026. No reopening was confirmed in the official sources checked on 20 October.
How many questions and marks are there?
The current brochure specifies 60 questions and 216 maximum marks over two hours.
Is there negative marking?
The 48 single-correct questions carry +3 for correct and −1 for incorrect answers. The 12 multiple-correct questions award 6 marks only for all-and-only-correct selections. Read the current paper instructions for complete rules.
What is the syllabus?
Broadly biology through Class XII, with earlier topics, general science through Class X and mathematics through Class XII also expected. Use the official detailed syllabus.
Where can I find previous-year papers?
The paper library links directly to official IAPT and HBCSE PDFs, with the appropriate year and paper-code keys.
Does NSEB guarantee college admission?
NSEB is an Olympiad examination, not a general college-admission guarantee. Any institution-specific recognition must be checked in that institution’s current official admission policy.
Can I prepare without paid coaching?
You can begin with official syllabus documents, freely available textbooks, past papers and disciplined review. This site’s concept practice and planner are free.
Is the practice score an estimate of my NSEB score?
No. The short original questions are introductory concept checks. Use full official papers to understand exam difficulty and format.
Does my plan sync across devices?
No. Your plan and last practice score are saved in this browser’s local storage. Clearing site data removes them.
Where should I verify a correction?
Use IAPT for Stage I notices and HBCSE for programme rules and later stages. Check the year and any superseding notice.