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International Olympiad of Science (iOS)
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International Olympiad of Science (iOS) - 2020-21

The International Olympiad of Science, a test of competence and proficiency in Science, is held annually at the National and International levels, based on syllabus prescribed by CBSE/ ICSE and the State Boards. Apart from syllabus, a part of test paper is based on the Applied Science.

Features:
  • Students judge themselves at International levels. The tests at local or regional level do not provide the right insight and judgement about the challenges ahead.
  • iOS builds a solid foundation for school students to excel in Science based on ICSE, CBSE and State board syllabus.
  • A comprehensive report based on Olympiad examination enables students to delever deeper into their strengths and weaknesses. It also motivates them towards excellence.
  • iOS promotes Science talents from school to National and higher levels by recognising their merits and awarding them.
  • iOS promotes participation of the teachers for the benefits of the student community.

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The International Olympiad of Science (iOS) is Three Level Exam
  • The test is organized in the respective schools of the participants during the school hours
  • All the students of classes 1st to 12th are eligible to take part in Level 1
  • Level 1: All the students of classes 1st to 12th are eligible to take part in Level 1
  • Level 2: Top 1000 Olympiad rank holders of the 1st Level from each class will compete for top positions in a 2nd level examination. All Class 1st rank holders with minimum 60% of marks with minimum 100 students from a particular school are also eligible for Level 2.
  • Level 3: Olympiad 1st Rank Holders of classes 6th to 12th from 2nd level will be eligible for Level 3. Level 3 will be conducted at New Delhi, India.

International Olympiad of Science (iOS) Prizes
  • Prizes for Level - 1
    • Class Topper 1st, 2nd and 3rd rank holders of every class of each school will be awarded Gold, Silver and Bronze medals respectively, provided the topper obtains at least 50% marks.
    • 4th to 10th Olympiad rank holders of each class will be awarded with wrist watches.
    • 11th to 25th Olympiad rank holders of each class will be awarded with exciting prizes.
    • 26th to 500th Olympiad rank holders of each class will be awarded with the topper achievement certificate.
    • All participants will be awarded with the Student Participation Certificate (SPC) & Descriptive Assessment Report.
  • Prizes for Level - 2
    • Olympiad 1st rank holder of class 12th will be awarded with a cash prize of Rs. 1,00,000/- along with a Winner’s Trophy and Olympiad 1st rank holder of class 11th will be awarded with a cash prize of Rs. 50,000/- along with a Winner’s Trophy.
    • 1st Olympiad rank holder from classes 1st to10th will be awarded a cash prize of Rs. 15,000/- each with a Winner’s Trophy.
    • 2nd Olympiad rank holder in each class will be awarded a cash prize of Rs. 10,000/- each with a Winner’s Trophy.
    • 3rd Olympiad rank holder in each class will be awarded a cash prize of Rs. 5,000/- each with a Winner’s Trophy.
    • All State Rank 1st, 2nd and 3rd rank holders of all classes will be awarded with exciting prizes (Minimum marks 50%).
    • All participants will be awarded with the Student Participation Certificate (SPC).
  • Prizes for Level - 3
    • Top 2 students of the 3rd level participants will be sent for educational excursion to NASA .

Exam Date for International Olympiad of Science (iOS) - 2020
  • Level - 1
    • iOS Level 1 Exam Date: To be declared
    • Venue: participating schools
  • Level - 2
    • iOS Level 2 Exam Date: To be declared.
    • Venue: participating schools
  • Level - 3
    • iOS Level 3 Exam Date: To be declared.
    • Venue: New Delhi

Exam Pattern and Syllabus of International Olympiad of Science (iOS)
  • The language medium is English only.
  • The questions will be of objective type in nature with multiple choice answers.
  • There is no negative marking.
  • For classes 3rd onward OMR answer sheets will be provided.
iOS Class 1 Syllabus and Exam Pattern
  • Pattern:
    • No of questions: 40
    • Total Marks: 100
    • Time allowed: 60 minutes
  • International Olympiad of Science (iOS) - Class 1 Syllabus:
    Unit Chapters Marking Scheme
    1.
    Living and Non- Living Things
    • No. of Questions: 2
    • Marks per Question: 2
    • Total Marks: 4
    2.
    Plants and Animals
    • No. of Questions: 6
    • Marks per Question: 2
    • Total Marks: 12
    3.
    Our food and clothes
    • Food We Eat
    • Clothes We Wear
    • No. of Questions: 6
    • Marks per Question: 2
    • Total Marks: 12
    4.
    Out environment
    • Air
    • Water
    • No. of Questions: 2
    • Marks per Question: 2
    • Total Marks: 4
    5.
    • My Family and Relatives
    • Our Neighbourhood
    • Good Habits and Safety Rules
    • No. of Questions: 2
    • Marks per Question: 2
    • Total Marks: 4
    6.
    Human Body
    • No. of Questions: 2
    • Marks per Question: 2
    • Total Marks: 4
    7.
    Reasoning and Aptitude
    • No. of Questions: 10
    • Marks per Question: 2.5
    • Total Marks: 25
    8.
    Scholar’s Zone
    • No. of Questions: 10
    • Marks per Question: 3.5
    • Total Marks: 35
iOS Class 2 Syllabus and Exam Pattern
  • Pattern:
    • No of questions: 40
    • Total Marks: 100
    • Time allowed: 60 minutes
  • International Olympiad of Science (iOS) - Class 2 Syllabus:
    Unit Chapters Marking Scheme
    1.
    Living and Non-Living Things
    • No. of Questions: 2
    • Marks per Question: 2
    • Total Marks: 4
    2.
    • The Plant Kingdom
    • The Animal Kingdom
    • No. of Questions: 6
    • Marks per Question: 2
    • Total Marks: 12
    3.
    Our Environment
    • Air
    • Water and Weather
    • Our Environment
    • Our Surroundings and Safety Rules
    • No. of Questions: 6
    • Marks per Question: 2
    • Total Marks: 12
    4.
    Our Universe
    • No. of Questions: 2
    • Marks per Question: 2
    • Total Marks: 4
    5.
    Food and Clothes
    • Food We Eat
    • Clothes We Wear
    • No. of Questions: 2
    • Marks per Question: 2
    • Total Marks: 4
    6.
    Our Body
    • Parts of Human Body
    • No. of Questions: 2
    • Marks per Question: 2
    • Total Marks: 4
    7.
    Reasoning and Aptitude
    • No. of Questions: 10
    • Marks per Question: 2.5
    • Total Marks: 25
    8.
    Scholar’s Zone
    • No. of Questions: 10
    • Marks per Question: 3.5
    • Total Marks: 35
iOS Class 3 Syllabus and Exam Pattern
  • Pattern:
    • No of questions: 50
    • Total Marks: 100
    • Time allowed: 60 minutes
  • International Olympiad of Science (iOS) - Class 3 Syllabus:
    Unit Chapters Marking Scheme
    1.
    Living and Non- Living Things
    • No. of Questions: 2
    • Marks per Question: 1.5
    • Total Marks: 3
    2.
    Plants and Animals
    • Animal Kingdom
    • Plant Kingdom
    • No. of Questions: 8
    • Marks per Question: 1.5
    • Total Marks: 12
    3.
    Matter, Motion and Transport
    • Matter and Motion
    • Transport
    • Communication and Safety
    • No. of Questions: 6
    • Marks per Question: 1.5
    • Total Marks: 9
    4.
    Environment and Universe
    • Our environment
    • Air, Water and Weather
    • Our Universe
    • No. of Questions: 5
    • Marks per Question: 1.5
    • Total Marks: 7.5
    5.
    Our Resources
    • Natural Resources
    • Our Universe
    • Our Safety and First Aid
    • No. of Questions: 4
    • Marks per Question: 1.5
    • Total Marks: 6
    6.
    Our Body
    • No. of Questions: 5
    • Marks per Question: 1.5
    • Total Marks: 7.5
    7.
    Reasoning and Aptitude
    • No. of Questions: 10
    • Marks per Question: 2.5
    • Total Marks: 25
    8.
    Scholar’s Zone
    • No. of Questions: 10
    • Marks per Question: 3
    • Total Marks: 30
iOS Class 4 Syllabus and Exam Pattern
  • Pattern:
    • No of questions: 50
    • Total Marks: 100
    • Time allowed: 60 minutes
  • International Olympiad of Science (iOS) - Class 4 Syllabus:
    Unit Chapters Marking Scheme
    1.
    Human Body
    • Functioning of Human Body
    • No. of Questions: 5
    • Marks per Question: 1.5
    • Total Marks: 7.5
    2.
    Rocks and Soil
    • Rock
    • Minerals and Soil
    • No. of Questions: 4
    • Marks per Question: 1.5
    • Total Marks: 6
    3.
    Environment and Universe
    • Our Environment
    • Universe
    • No. of Questions: 6
    • Marks per Question: 1.5
    • Total Marks: 9
    4.
    Plants and Animals
    • Plant Kingdom
    • Animal Kingdom
    • No. of Questions: 8
    • Marks per Question: 1.5
    • Total Marks: 12
    5.
    Work, Force and Energy
    • No. of Questions: 4
    • Marks per Question: 1.5
    • Total Marks: 6
    6.
    Matter
    • No. of Questions: 3
    • Marks per Question: 1.5
    • Total Marks: 4.5
    7.
    Reasoning and Aptitude
    • No. of Questions: 10
    • Marks per Question: 2.5
    • Total Marks: 25
    8.
    Scholar’s Zone
    • No. of Questions: 10
    • Marks per Question: 3
    • Total Marks: 30
iOS Class 5 Syllabus and Exam Pattern
  • Pattern:
    • No of questions: 50
    • Total Marks: 100
    • Time allowed: 60 minutes
  • International Olympiad of Science (iOS) - Class 5 Syllabus:
    Unit Chapters Marking Scheme
    1.
    Matter
    • No. of Questions: 4
    • Marks per Question: 1.5
    • Total Marks: 6
    2.
    Environment and Natural Calamities
    • Our Environment
    • Natural Calamities
    • Housing
    • No. of Questions: 4
    • Marks per Question: 1.5
    • Total Marks: 6
    3.
    Plants and Animals
    • Plants
    • Animals
    • No. of Questions: 8
    • Marks per Question: 1.5
    • Total Marks: 12
    4.
    Light and Sound
    • No. of Questions: 4
    • Marks per Question: 1.5
    • Total Marks: 6
    5.
    Our Body and Nutrition
    • No. of Questions: 6
    • Marks per Question: 1.5
    • Total Marks: 9
    6.
    Work and Energy
    • Work
    • Force
    • Energy and Simple Machines
    • No. of Questions: 4
    • Marks per Question: 1.5
    • Total Marks: 6
    7.
    Reasoning and Aptitude
    • No. of Questions: 10
    • Marks per Question: 2.5
    • Total Marks: 25
    8.
    Scholar’s Zone
    • No. of Questions: 10
    • Marks per Question: 3
    • Total Marks: 30
iOS Class 6 Syllabus and Exam Pattern
  • Pattern:
    • No of questions: 50
    • Total Marks: 100
    • Time allowed: 60 minutes
  • International Olympiad of Science (iOS) - Class 6 Syllabus:
    Unit Chapters Marking Scheme
    1.
    Nutrition
    • Food, Components of Food
    • Nutrition in Plants and Animals
    • No. of Questions: 6
    • Marks per Question: 1.5
    • Total Marks: 9
    2.
    Materials
    • Fibre to Fabric
    • Sorting Materials into Groups
    • Separation of Substances
    • Changes Around us
    • No. of Questions: 6
    • Marks per Question: 1.5
    • Total Marks: 9
    3.
    Living World
    • Body Movements
    • The Living Organisms and their Surrounding
    • No. of Questions: 4
    • Marks per Question: 1.5
    • Total Marks: 6
    4.
    Time, Distance and Speed
    • No. of Questions: 2
    • Marks per Question: 1.5
    • Total Marks: 3
    5.
    How Things Works
    • Work
    • Force and Energy
    • Electricity and Circuits
    • Fun with Magnets
    • Light and Sounds
    • No. of Questions: 6
    • Marks per Question: 1.5
    • Total Marks: 9
    6.
    Environment
    • Air
    • Water and Weather
    • Our Environment
    • Garbage In - Garbage Out
    • No. of Questions: 6
    • Marks per Question: 1.5
    • Total Marks: 9
    7.
    Reasoning and Aptitude
    • No. of Questions: 10
    • Marks per Question: 2.5
    • Total Marks: 25
    8.
    Scholar’s Zone
    • No. of Questions: 10
    • Marks per Question: 3
    • Total Marks: 30
iOS Class 7 Syllabus and Exam Pattern
  • Pattern:
    • No of questions: 50
    • Total Marks: 100
    • Time allowed: 60 minutes
  • International Olympiad of Science (iOS) - Class 7 Syllabus:
    Unit Chapters Marking Scheme
    1.
    How Stuff Works
    • Light
    • Electricity
    • Time and Motion
    • No. of Questions: 5
    • Marks per Question: 1.5
    • Total Marks: 7.5
    2.
    Living World
    • Weather
    • Climate and Adaptation
    • Soil
    • Respiration
    • Transportation in Plants and Animals
    • Reproduction in Plants
    • No. of Questions: 10
    • Marks per Question: 1.5
    • Total Marks: 15
    3.
    Materials
    • Fibre to Fabric
    • Heat
    • Acids
    • Bases and Salts
    • Physical and Chemical Changes
    • No. of Questions: 7
    • Marks per Question: 1.5
    • Total Marks: 10.5
    4.
    Natural Phenomena & Natural Resources
    • Winds
    • Storms and Cyclones
    • Water
    • Forest
    • No. of Questions: 5
    • Marks per Question: 1.5
    • Total Marks: 7.5
    5.
    Food
    • Nutrition in Plants
    • Nutrition in Animals
    • No. of Questions: 3
    • Marks per Question: 1.5
    • Total Marks: 4.5
    6.
    Reasoning and Aptitude
    • No. of Questions: 10
    • Marks per Question: 2.5
    • Total Marks: 25
    7.
    Scholar’s Zone
    • No. of Questions: 10
    • Marks per Question: 3
    • Total Marks: 30
iOS Class 8 Syllabus and Exam Pattern
  • Pattern:
    • No of questions: 50
    • Total Marks: 100
    • Time allowed: 60 minutes
  • International Olympiad of Science (iOS) - Class 8 Syllabus:
    Unit Chapters Marking Scheme
    1.
    Food
    • Crop Production
    • Microorganisms
    • No. of Questions: 3
    • Marks per Question: 1.5
    • Total Marks: 4.5
    2.
    How Stuff Works
    • Force
    • Friction
    • Light
    • Sound
    • Chemical Effects of Electric Current
    • No. of Questions: 7
    • Marks per Question: 1.5
    • Total Marks: 10.5
    3.
    Living World
    • Cell
    • Reproduction
    • Reaching the Age of Adolescence
    • Conservation of Plants and Animals
    • No. of Questions: 8
    • Marks per Question: 1.5
    • Total Marks: 12
    4.
    Materials
    • Synthetic Fibres and Plastics
    • Metals and Non-metals
    • Coal and Petroleum
    • Combustion and Flame
    • No. of Questions: 7
    • Marks per Question: 1.5
    • Total Marks: 10.5
    5.
    Natural Phenomena & Natural Resources
    • Some Natural Phenomena
    • The Universe
    • Pollution of Air and Water
    • No. of Questions: 5
    • Marks per Question: 1.5
    • Total Marks: 7.5
    6.
    Reasoning and Aptitude
    • No. of Questions: 10
    • Marks per Question: 2.5
    • Total Marks: 25
    7.
    Scholar’s Zone
    • No. of Questions: 10
    • Marks per Question: 3
    • Total Marks: 30
iOS Class 9 Syllabus and Exam Pattern
  • Pattern:
    • No of questions: 50
    • Total Marks: 100
    • Time allowed: 60 minutes
  • International Olympiad of Science (iOS) - Class 9 Syllabus:
    Unit Chapters Marking Scheme
    1.
    Matter
    • Matter in Our Surroundings
    • Is Matter Around Us Pure
    • No. of Questions: 4
    • Marks per Question: 1.5
    • Total Marks: 6
    2.
    Atoms & Molecules
    • Atoms and Molecules
    • Structure of the Atom
    • No. of Questions: 5
    • Marks per Question: 1.5
    • Total Marks: 7.5
    3.
    Living World
    • Cell
    • Tissues
    • Diversity in Living Organisms
    • Why do We Fall Ill
    • No. of Questions: 8
    • Marks per Question: 1.5
    • Total Marks: 12
    4.
    Natural Resources
    • Natural Resources
    • Improvement in Food Resources
    • No. of Questions: 3
    • Marks per Question: 1.5
    • Total Marks: 4.5
    5.
    Force & Motion, Gravitation
    • Motion
    • Force and Laws of Motion
    • Gravitation
    • No. of Questions: 6
    • Marks per Question: 1.5
    • Total Marks: 9
    6.
    Work & Energy, Sound
    • No. of Questions: 4
    • Marks per Question: 1.5
    • Total Marks: 6
    7.
    Reasoning and Aptitude
    • No. of Questions: 10
    • Marks per Question: 2.5
    • Total Marks: 25
    8.
    Scholar’s Zone
    • No. of Questions: 10
    • Marks per Question: 3
    • Total Marks: 30
iOS Class 10 Syllabus and Exam Pattern
  • Pattern:
    • No of questions: 50
    • Total Marks: 100
    • Time allowed: 60 minutes
  • International Olympiad of Science (iOS) - Class 10 Syllabus:
    Unit Chapters Marking Scheme
    1.
    Chemical Reactions
    • Chemical Reactions and Equations
    • Acids
    • Bases and Salts
    • Metals and Non-metals
    • No. of Questions: 6
    • Marks per Question: 1.5
    • Total Marks: 9
    2.
    Periodic Table And Carbon & Its Compounds
    • Periodic Classification of Elements
    • Carbon and Its Compounds
    • No. of Questions: 4
    • Marks per Question: 1.5
    • Total Marks: 6
    3.
    Life Processes
    • Life Processes
    • Control and Coordination
    • How do Organisms Reproduce
    • No. of Questions: 7
    • Marks per Question: 1.5
    • Total Marks: 10.5
    4.
    Heredity And Evolution
    • No. of Questions: 2
    • Marks per Question: 1.5
    • Total Marks: 3
    5.
    Light And Electricity
    • Reflection of Light
    • Refraction of Light
    • Human Eye and Colourful World
    • Electricity
    • Magnetic Effect of Electric Current
    • No. of Questions: 8
    • Marks per Question: 1.5
    • Total Marks: 12
    6.
    Environment
    • Our Environment
    • Sources of Energy
    • Management of Natural Resources
    • No. of Questions: 4
    • Marks per Question: 1.5
    • Total Marks: 6
    7.
    Reasoning and Aptitude
    • No. of Questions: 10
    • Marks per Question: 2.5
    • Total Marks: 25
    8.
    Scholar’s Zone
    • No. of Questions: 10
    • Marks per Question: 3
    • Total Marks: 30

Sample Papers for International Olympiad of Science (iOS)
How to score good Rank in International Olympiad of Science (iOS)

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