Dashboard · Exams · SZF IOS
Silverzone International Olympiad of Science
Silverzone integrated PCB olympiad for school students with reasoning and an Achievers Section.
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Source: official exam authority notification · refreshed weekly. How this works →
Free SZF IOS 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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10 questions across the syllabus to see where you stand.
2025
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SZF IOS — Quick Practice
FULL30 questions · 60 min
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What can I get from SZF IOS?
Mock-score → expected rank → likely outcome. Use the mocks below to find your current band, then plan how many marks you need to climb.
Top 3 International ranks
92–100% · Post-based exam (no numeric rank)
International rank holders
85–92% · Post-based exam (no numeric rank)
Zonal topper contenders
75–85% · Post-based exam (no numeric rank)
State-level recognition range
60–75% · Post-based exam (no numeric rank)
School-level performer
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 Silverzone International Olympiad of Science Level 1 examination was conducted in the first week of this month across registered schools nationwide. Students from Classes 1-12 participated in the Science Olympiad, with answer keys expected to be released on the official portal in the coming days.
Source →Silverzone Foundation has announced a short extension for school registrations in certain regions where enrollment was disrupted due to administrative delays. Schools can contact their regional coordinators for confirmation on extended deadlines.
Source →Silverzone has released the Level 2 qualification guidelines, confirming that top-performing students from Level 1 across each class will be eligible. The Level 2 exam is tentatively scheduled for later this year, with detailed notifications to follow after Level 1 result declaration.
Source →Updated preparation resources including previous years' question papers and topic-wise practice sets for the International Olympiad of Science are now accessible through the official Silverzone website for registered students.
Source →School registration deadline (extended zones)
passedSun, 26 Apr, 2026
Final deadline for schools in regions with administrative extensions
📌IOS Level 1 exam conducted
passedSun, 3 May, 2026
Main examination day for Science Olympiad Level 1 across participating schools
Level 1 answer key release (expected)
passedSat, 16 May, 2026
Preliminary answer keys typically released 10-14 days after exam
Level 1 results announcement (expected)
19 days awayMon, 15 Jun, 2026
Results and merit lists for all participating classes
Level 2 registration opens for qualified students
26 days awayMon, 22 Jun, 2026
Enrollment window for students who qualified from Level 1
📌Level 2 exam date (tentative)
89 days awayMon, 24 Aug, 2026
Second level examination for top performers from Level 1
Click any topic to read study notes
Motion
Distance, displacement, velocity, acceleration, equations of motion, graphs.
Force and Laws of Motion
Newton's three laws, inertia, momentum, conservation of momentum.
Gravitation
Universal law, free fall, mass vs weight, thrust and pressure, buoyancy.
Work, Energy and Power
Work done by force, kinetic and potential energy, conservation, power.
Sound
Production, propagation, reflection, echo, ultrasound, range of hearing.
Light — Reflection and Refraction
Spherical mirrors, mirror formula, refraction laws, lenses, lens formula, magnification.
Human Eye and Colourful World
Eye structure, defects of vision, refraction through prism, dispersion, scattering.
Electricity
Electric current, Ohm's law, resistance, series/parallel circuits, heating effect, power.
Magnetic Effects of Current
Magnetic field, Oersted experiment, solenoid, electromagnetic induction, AC vs DC.
Sources of Energy
Conventional and non-conventional sources, solar, wind, nuclear, biomass.
Matter in Our Surroundings
States of matter, change of state, evaporation, latent heat, diffusion.
Is Matter Around Us Pure?
Mixtures, solutions, suspensions, colloids, separation techniques.
Atoms and Molecules
Laws of chemical combination, atomic/molecular mass, mole concept.
Structure of the Atom
Thomson, Rutherford, Bohr models, electron configuration, valency, isotopes.
Chemical Reactions and Equations
Balancing equations, types — combination, decomposition, displacement, redox.
Cell — Fundamental Unit of Life
Cell structure, prokaryotic vs eukaryotic, organelles and their functions.
Tissues
Plant tissues — meristematic and permanent; animal tissues — epithelial, connective, muscular, nervous.
Diversity in Living Organisms
Five-kingdom classification, hierarchy, characteristics of major groups.
Why Do We Fall Ill
Health vs disease, infectious/non-infectious diseases, immunisation.
Natural Resources
Air, water, soil, biogeochemical cycles, pollution and conservation.
Verbal Reasoning
Series, analogy, coding-decoding, classification with science context.
Non-Verbal Reasoning
Figure series, mirror images, embedded figures, pattern completion.
Scientific Reasoning
Experiment-based reasoning, cause-effect, hypothesis testing in PCB contexts.
Data and Chart Interpretation
Reading scientific tables, graphs, periodic trends and biological data.
Level 2 results and awards ceremony
124 days awayMon, 28 Sept, 2026
Final results with recognition for medal winners and high achievers
Acids, Bases and Salts
pH, indicators, neutralisation, common salts, properties and uses.
Metals and Non-Metals
Physical/chemical properties, reactivity series, extraction, corrosion, alloys.
Improvement in Food Resources
Crop production, animal husbandry, plant breeding, sustainable agriculture.