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SOF National Science Olympiad
School-level science olympiad conducted by SOF. 35 questions for Class 1–4, 50 questions for Class 5–12 in Logical Reasoning, Science, and Achievers Section.
Updated 18 Aug 2026 ·Vacancy counts change every cycle — always confirm the exact number in the latest official notification before applying.
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Free SOF NSO 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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Verbal ReasoningIf the letters in the word 'CREATIVE' are rearranged in alphabetical order, which letter will be in the 5th position from the left?
Tap an option to check your answer.
డయగ్నోస్టిక్తో ప్రారంభించండి
మీరు ఎక్కడ ఉన్నారో చూడటానికి syllabus అంతటా 10 ప్రశ్నలు.
2025
21 ప్రశ్నలు
పేపర్ తీసుకోండి →2024
20 ప్రశ్నలు
పేపర్ తీసుకోండి →2023
20 ప్రశ్నలు
పేపర్ తీసుకోండి →2022
20 ప్రశ్నలు
పేపర్ తీసుకోండి →2021
19 ప్రశ్నలు
పేపర్ తీసుకోండి →Take any mock in your preferred language — use the language picker inside the mock to switch (Hindi, Telugu, Tamil, Bengali, and 15 more).
SOF NSO — Science Drill
SUBJECT15 ప్రశ్నలు · 20 నిమి
మాక్ ప్రారంభించండి →SOF NSO — Logical Reasoning Drill
SUBJECT15 ప్రశ్నలు · 20 నిమి
మాక్ ప్రారంభించండి →SOF NSO — Achievers Section Drill
SUBJECT15 ప్రశ్నలు · 20 నిమి
మాక్ ప్రారంభించండి →SOF NSO — Full Length Practice
FULL50 ప్రశ్నలు · 60 నిమి
మాక్ ప్రారంభించండి →SOF NSO — Full Mock 1
FULL50 ప్రశ్నలు · 60 నిమి
మాక్ ప్రారంభించండి →SOF NSO — Full Mock 2
FULL50 ప్రశ్నలు · 60 నిమి
మాక్ ప్రారంభించండి →SOF NSO — Full Mock 3
FULL50 ప్రశ్నలు · 60 నిమి
మాక్ ప్రారంభించండి →SOF NSO — Full Mock 4
FULL50 ప్రశ్నలు · 60 నిమి
మాక్ ప్రారంభించండి →SOF NSO — Full Mock 5
FULL50 ప్రశ్నలు · 60 నిమి
మాక్ ప్రారంభించండి →SOF NSO — Full Mock 6
FULL50 ప్రశ్నలు · 60 నిమి
మాక్ ప్రారంభించండి →SOF NSO — Full Mock 7
FULL50 ప్రశ్నలు · 60 నిమి
మాక్ ప్రారంభించండి →SOF NSO — Full Mock 8
FULL50 ప్రశ్నలు · 60 నిమి
మాక్ ప్రారంభించండి →SOF NSO — Full Mock 9
FULL50 ప్రశ్నలు · 60 నిమి
మాక్ ప్రారంభించండి →SOF NSO — Full Mock 10
FULL50 ప్రశ్నలు · 60 నిమి
మాక్ ప్రారంభించండి →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.
Logical Reasoning
120 QsScience
159 QsAchievers Section
41 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.
లీడర్బోర్డ్లో మీరు ఎక్కడ ఉన్నారో చూడటానికి మాక్ తీసుకోండి.
Students
1
Mocks taken
1
Average score
0%
Top score
0%
What can I get from SOF NSO?
Mock-score → expected rank → likely outcome. Use the mocks below to find your current band, then plan how many marks you need to climb.
National Top 500 — Elite
92–100% · Post-based exam (no numeric rank)
The Science Olympiad Foundation confirmed that Level 2 exam dates for NSO 2026-27 will be announced by December 2026. The exam is tentatively scheduled for the second or third Sunday of February 2027 for qualifying students from Classes 3 to 12.
The Science Olympiad Foundation has released the NSO Level 1 exam schedule for 2026-27. Schools can choose from three dates: October 30, November 19, or December 3, 2026. Registration must be submitted at least 30 days before the chosen exam date.
SOF has dispatched registration forms to schools for the 2026-27 session. Schools that have not received forms are advised to contact info@sofworld.org. The registration fee remains Rs. 125 per student.
ఏదైనా టాపిక్పై ట్యాప్ చేయండి — నోట్స్ + 10 ప్రశ్నల టాపిక్ టెస్ట్
Verbal Reasoning
Word-based analogy, classification and word formation problems.
Non-Verbal Reasoning
Figure-based pattern, analogy, classification and series problems.
Series Completion
Number, alphabet and figural series — find the missing or next term.
Analogy
Word, number and figural analogy with a common relation.
Coding-Decoding
Letter-letter, letter-number and substitution coding patterns.
National Top 1-2%
85–92% · Post-based exam (no numeric rank)
National Top 5% Range
75–85% · Post-based exam (no numeric rank)
State/Zonal Level Recognition
60–75% · Post-based exam (no numeric rank)
Above Average Performance
40–60% · Post-based exam (no numeric rank)
Participation Level
0–40% · Post-based exam (no numeric rank)
AI-curated from historic cut-off patterns. Always verify with the latest official notification before making decisions.
The Science Olympiad Foundation released NSO Level 2 results for the 2025-26 academic session in March 2026. Students who appeared for the February 2026 exam can check their results at results.sofworld.org.
Registration deadline for NSO Date 1 schools (30 days before Oct 30)
38 రోజులు మిగిలాయిWed, 30 Sept, 2026
Schools choosing October 30 exam date must submit registrations by this date
Registration deadline for NSO Date 2 schools (30 days before Nov 19)
58 రోజులు మిగిలాయిTue, 20 Oct, 2026
Schools choosing November 19 exam date must submit registrations by this date
🏅NSO Level 1 Exam - Date Option 1
68 రోజులు మిగిలాయిFri, 30 Oct, 2026
First exam date option for schools; October 30, 2026
Registration deadline for NSO Date 3 schools (30 days before Dec 3)
72 రోజులు మిగిలాయిTue, 3 Nov, 2026
Schools choosing December 3 exam date must submit registrations by this date
🏅NSO Level 1 Exam - Date Option 2
88 రోజులు మిగిలాయిThu, 19 Nov, 2026
Second exam date option for schools; November 19, 2026
🏅NSO Level 1 Exam - Date Option 3
102 రోజులు మిగిలాయిThu, 3 Dec, 2026
Third exam date option for schools; December 3, 2026
NSO Level 2 exam dates announcement expected
129 రోజులు మిగిలాయిWed, 30 Dec, 2026
SOF expected to announce Level 2 exam schedule by December 2026
🏅NSO Level 2 Exam (tentative)
180 రోజులు మిగిలాయిFri, 19 Feb, 2027
Tentatively scheduled for 2nd or 3rd Sunday of February 2027 for Classes 3-12 qualifiers
Matter in Our Surroundings
States of matter, change of state, evaporation, latent heat and diffusion.
Is Matter Around Us Pure
Mixtures, solutions, suspensions, colloids and methods of separation.
Atoms and Molecules
Laws of chemical combination, atomic and molecular masses, mole concept.
Structure of the Atom
Sub-atomic particles, Thomson, Rutherford, Bohr models, isotopes and isobars.
Motion
Distance, displacement, velocity, acceleration and equations of motion.
Force and Laws of Motion
Newton's three laws, inertia, momentum and conservation of momentum.
Gravitation
Universal law of gravitation, free fall, mass vs weight, thrust and pressure.
Work and Energy
Work, kinetic and potential energy, conservation of energy and power.
Sound
Production, propagation, characteristics, reflection of sound and echo.
The Fundamental Unit of Life
Cell structure, organelles, prokaryotic vs eukaryotic cells.
Tissues
Plant tissues (meristematic, permanent) and animal tissues (epithelial, connective, muscular, nervous).
Diversity in Living Organisms
Five-kingdom classification and hierarchy of categories.
Why Do We Fall Ill
Health, disease, infectious vs non-infectious diseases and immunization.
Natural Resources
Air, water, soil, biogeochemical cycles and ozone layer.
Improvement in Food Resources
Crop production, animal husbandry and sustainable agriculture.
Chemical Reactions and Equations (Class 10)
Types of reactions, balancing equations, oxidation and reduction.
Acids, Bases and Salts (Class 10)
pH scale, indicators, properties and important salts.
Metals and Non-metals (Class 10)
Physical and chemical properties, reactivity series, corrosion.
Life Processes (Class 10)
Nutrition, respiration, transportation and excretion in plants and animals.
Electricity (Class 10)
Ohm's law, resistance, series/parallel circuits and electric power.
Magnetic Effects of Current (Class 10)
Magnetic field, solenoid, electromagnetic induction and AC/DC generator.
Light — Reflection and Refraction (Class 10)
Mirrors, lenses, refractive index and lens formula.
Our Environment (Class 10)
Ecosystem, food chains, ozone depletion and waste management.
Higher Order Science Application
HOTS questions applying concepts from the Science section to novel scenarios.
Experimental and Lab Skills
Predicting outcomes of experiments and interpreting lab observations.
Data and Graph Analysis
Reading and inferring from tables, charts and scientific graphs.
Problem Solving
Multi-step numerical and conceptual problems blending two or more topics.
Real-World Applications
Contextual questions linking science concepts to everyday phenomena.