डैशबोर्ड · परीक्षाएँ · NSEB
National Standard Examination in Biology
HBCSE/IAPT Stage-1 biology olympiad. 80 MCQs in 3 hours covering cell biology, genetics, plant & animal physiology, ecology, and evolution.
Updated 16 Aug 2026 ·Vacancy counts change every cycle — always confirm the exact number in the latest official notification before applying.
Sourced
Source: official exam authority notification · refreshed weekly. How this works →
Free NSEB preparation on Shishya
Take expert-curated mocks, practise previous year papers, and Ask Shishya when you're stuck — verified by students who cleared the same path. All free, no credit card. Sign in with Google to begin.
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Kingdom-level ClassificationKingdom Protista includes organisms that are:
Tap an option to check your answer.
डायग्नोस्टिक से शुरू करें
सिलेबस के 10 सवाल — देखें आप कहाँ खड़े हैं।
Verified against the official notification. Source ↗ · last reconciled 2026-05.
Topic-by-topic weightage averaged across 2022-2024 papers. Use this to decide where to invest study hours, not where to skim. Source ↗ · verified 2026-05.
50/240 marks avg
Cell structure + biomolecules + genetics + biotech
50/240 marks avg
Anatomy + physiology + ecology + evolution
60/240 marks avg
Anatomy + physiology + human systems + reproduction
40/240 marks avg
Population + community + behaviour + Darwinian evolution
40/240 marks avg
Taxonomy + classification + applied biology
2025
19 प्रश्न
पेपर दीजिए →2024
18 प्रश्न
पेपर दीजिए →2023
19 प्रश्न
पेपर दीजिए →2022
18 प्रश्न
पेपर दीजिए →2021
18 प्रश्न
पेपर दीजिए →किसी भी मॉक को अपनी पसंदीदा भाषा में दें — मॉक के अंदर भाषा चयनकर्ता का उपयोग करें (हिंदी, तेलुगु, तमिल, बांग्ला और 15 अन्य)।
NSEB — Quick Practice
FULL20 प्रश्न · 180 मिनट
मॉक शुरू करें →Full-length subject tests below — 25 questions each, real exam format, instant scoring. Want to drill a single topic? Every topic has its own 10-question test in the syllabus.
Biology
112 QsTell Shishya exactly what to test you on — topics, size, difficulty — and get a fresh mock in seconds. Leave the box blank and we'll target your weakest topics.
लीडरबोर्ड पर अपनी जगह देखने के लिए मॉक दीजिए।
Students
1
Mocks taken
1
Average score
20%
Top score
20%
What can I get from NSEB?
Mock-score → expected rank → likely outcome. Use the mocks below to find your current band, then plan how many marks you need to climb.
IBO team contention
90–100% · Post-based exam (no numeric rank)
Student enrolment for NSEB 2026 has commenced from 21 August 2026 and will remain open until 14 September 2026. The registration fee is ₹300 per student, payable online through the official IAPT portal.
IAPT has confirmed the NSEB 2026 examination will be conducted on Sunday, 22 November 2026, from 2:30 PM to 4:30 PM. This is the first stage of India's Biology Olympiad programme leading to INBO and IBO.
The Indian Association of Physics Teachers (IAPT) has started centre registration for NSEB 2026 from 1 August 2026. Schools and junior colleges can register as examination centres through the official IAPT website until 20 August 2026.
किसी भी टॉपिक पर टैप करें — नोट्स + 10 सवालों का टॉपिक टेस्ट
Diversity of Living Organisms
Classification systems, taxonomic hierarchy, three domains and five kingdoms.
Structural Organization in Plants and Animals
Morphology of flowering plants, plant anatomy and animal tissues with frog/cockroach as examples.
Cell — Structure and Function
Cell theory, prokaryote vs eukaryote, organelles, cell cycle, mitosis and meiosis.
Plant Physiology
Transport, mineral nutrition, photosynthesis, respiration, growth and development in plants.
Human Physiology
Digestion, breathing, body fluids, excretion, locomotion, neural and chemical coordination.
OCSC probability zone
82–90% · Post-based exam (no numeric rank)
Strong INBO contenders
70–82% · Post-based exam (no numeric rank)
INBO qualification range
55–70% · Post-based exam (no numeric rank)
Near cut-off range
35–55% · Post-based exam (no numeric rank)
Below qualifying threshold
0–35% · Post-based exam (no numeric rank)
AI-curated from historic cut-off patterns. Always verify with the latest official notification before making decisions.
The IAPT declared NSE results for the 2025-26 cycle on 23 December 2025. Toppers of NSEB have qualified for INBO 2026 (Stage 2), scheduled for February 2026.
NSEB 2026 centre registration starts
बीत गयाSat, 1 Aug, 2026
Schools and junior colleges register as exam centres
NSEB 2026 centre registration ends
बीत गयाThu, 20 Aug, 2026
NSEB 2026 student enrolment starts
बीत गयाFri, 21 Aug, 2026
Students can register through schools or individually via iapt.org.in
NSEB 2026 student enrolment deadline
22 दिन बादMon, 14 Sept, 2026
Registration fee: ₹300 per student per subject
NSEB 2026 admit card release (expected)
69 दिन बादSat, 31 Oct, 2026
Based on previous cycle; IAPT typically releases admit cards in late October
🏅NSEB 2026 exam (Stage 1)
91 दिन बादSun, 22 Nov, 2026
Sunday, 2:30 PM – 4:30 PM; OMR-based offline exam
NSEB 2026 result declaration (expected)
122 दिन बादWed, 23 Dec, 2026
Based on previous cycle; results usually announced in late December
🏅INBO 2027 exam (Stage 2, expected)
162 दिन बादMon, 1 Feb, 2027
Indian National Biology Olympiad for NSEB qualifiers; typically held in late January/early February
Ecology and Environment
Organisms and populations, ecosystems, biodiversity and environmental issues.
Central Sector Scholarship Scheme (CSSS)
₹12·Ministry of Education, Govt. of India