International Olympiad of Science Syllabus

The International Olympiad of Science is a Foundation event that has captured the attention of the younger generation. The yearly iOS test of science proficiency is based on the curriculum offered by the CBSE/ICSE and other State Boards. A section of the test paper is devoted to Applied Science in addition to the syllabus. The world olympiad of science offers students a strong foundation to succeed in science since it is based on the ICSE, CBSE, and State board curricula.

The International Olympiad of Science (iOS) syllabus and test format are published on the official website by Silverzone Foundation. In order to understand the format and structure of the question paper, students who plan to take the Olympiad test should review the IOS syllabus and exam pattern. Students will be able to be familiar with the format of the test, the number of questions, the total number of points, the various parts, and the exam’s duration with the aid of the paper pattern and syllabus for IOS.

Exam Highlights

Exam Name

International Olympiad of Science (IOS)

Registration Deadline

31 August 2022

iOS Exam Dates (Offline mode)

  • 17 November 2022
  • 15 December 2022

iOS Exam Dates (Online Mode)

  • 11 and 12 December 2022
  • 14 and 15 January 2023

Mode of Reference

Online

Mode of Examination

OMR or Computer-based Test

Name of Organisation

Silverzone Foundation

iOS Syllabus

International Olympiad of Science is an annual test of science competency and proficiency held at the national and international levels, based on the CBSE/ICSE and other State Boards’ syllabi. Class-wise syllabus details are given below.

For Class 1

Unit

Chapters

No. of Questions

Marks

Total Marks

Living and Non-living Things

Living and Non-living Things

2

3.5

7

Plants and Animals

Plants; Animals

3

3.5

10.5

Our Food and Clothes

Food We Eat; Clothes We Wear

3

3.5

10.5

Our Environment

Air; Water and Its Resources

3

3.5

10.5

Family, Neighbourhood

Our Family and Neighbourhood, Safety Rules

2

3.5

7

Human Body

Human Body

2

3.5

7

Reasoning and Aptitude

Reasoning and Aptitude

5

4

20

Scholar’s Zone

Scholar’s Zone

5

5.5

27.5

For Class 2

Unit

Chapters

No. of Questions

Marks

Total Marks

Living and Non- living Things

Living and Non-living Things

2

3.5

7

Plants and Animals

The Plant Kingdom

The Animal Kingdom

4

3.5

14

Our Environment

Air

Water and Weather

Our Surroundings and Safety Rules

3

3.5

10.5

Our Universe

Our Universe

2

3.5

7

Food and Clothes

Food We Eat and Clothes We Wear

2

3.5

7

Our Body

Parts of Human Body

2

3.5

7

Reasoning and Aptitude

Reasoning and Aptitude

5

4

20

Scholar’s Zone

Scholar’s Zone

5

5.5

27.5

For Class 3

Unit

Chapters

No. of Questions

Marks

Total Marks

Living and Non-living Things

Living and Non-living Things

2

3

6

Plants and Animals

Animal Kingdom

Plant Kingdom

6

3

18

Matter, Motion and Transport

Matter and Motion

Transport

Communication and Safety

4

3

12

Environment and Universe

Our Environment; Air, Water and Weather; Our Universe

5

3

15

Our Body

Our Body

3

3

9

Reasoning and Aptitude

Reasoning and Aptitude

5

3.5

17.5

Scholar’s Zone

Scholar’s Zone

5

4.5

22.5

For Class 4

Unit

Chapters

No. of Questions

Marks

Total Marks

Human Body

Functioning of the Human Body

3

3

9

Rocks and Soil

Rocks

Minerals and Soil

2

3

6

Environment and Universe

Our Environment

Universe

4

3

12

Plants and Animals

Plant Kingdom

Animal Kingdom

6

3

18

Work, Force and Energy

Work, Force and Energy

3

3

9

Matter

Matter

2

3

6

Reasoning and Aptitude

Reasoning and Aptitude

5

3.5

17.5

Scholar’s Zone

Scholar’s Zone

5

4.5

22.5

For Class 5

Unit

Chapters

No. of Questions

Marks

Total Marks

Matter

Matter

2

3

6

Environment and Natural Calamities

Our Environment

Natural Calamities

Housing

4

3

12

Plants and Animals

Plants

Animals

5

3

15

Light and Sound

Light and Sound

2

3

6

Our Body and Nutrition

Our Body and Nutrition

4

3

12

Work and Energy

Work, Force, Energy and Simple Machines

3

3

9

Reasoning and Aptitude

Reasoning and Aptitude

5

3.5

17.5

Scholar’s Zone

Scholar’s Zone

5

4.5

22.5

For Class 6

Unit

Chapters

No. of Questions

Marks

Total Marks

Food

Food, Components of Food

2

2.5

5

Materials

Fibre to Fabric

Sorting Materials into Groups

Separation of Substances

Changes around Us

5

2.5

12.5

Living World

Body Movements

Getting to Know Plants

The Living Organisms and Their Surrounding

5

2.5

12.5

Motion and Measurement

Motion and Measurement of Distances

2

2.5

5

How Things Works

Electricity and Circuits

Fun with Magnets

Light and Shadow

5

2.5

12.5

Environment

Air

Water

Garbage In & Garbage Out

4

2.5

10

Reasoning and Aptitude

Reasoning and Aptitude

7

3

21

Scholar’s Zone

Scholar’s Zone

5

4.3

21.5

For Class 7

Unit

Chapters

No. of Questions

Marks

Total Marks

How Stuff Works

Light

Electricity

Time and Motion

5

2.5

12.5

Living World

Weather & Climate and Adaptation

Soil

Respiration

Transportation in Plants and Animals

Reproduction in Plants

7

2.5

17.5

Materials

Fibre to Fabric

Heat

Acids

Bases and Salts

Physical and Chemical Changes

5

2.5

12.5

Natural Phenomena & Natural Resources

Winds Storms and Cyclones

Water

Forest

3

2.5

7.5

Food

Nutrition in Plants

Nutrition in Animals

3

2.5

7.5

Reasoning and Aptitude

Reasoning and Aptitude

7

3

21

Scholar’s Zone

Scholar’s Zone

5

4.3

21.5

For Class 8

Unit

Chapters

No. of Questions

Marks

Total Marks

Food

Crop Production

Microorganisms

3

2.5

7.5

How Stuff Works

Force & Friction

Light

Sound

Chemical Effects of Electric Current

4

2.5

10

Living World

Cell

Reproduction

Reaching the Age of Adolescence

Conservation of Plants and Animals

6

2.5

15

Materials

Synthetic Fibres and Plastics

Metals and Non-metals

Coal and Petroleum

Combustion and Flame

6

2.5

15

Natural Phenomena & Natural Resources

Some Natural Phenomena

The Universe

Pollution of Air and Water

4

2.5

10

Reasoning and Aptitude

Reasoning and Aptitude

7

3

21

Scholar’s Zone

Scholar’s Zone

5

4.3

21.5

For Class 9

Unit

Chapters

No. of Questions

Marks

Total Marks

Matter

Is Matter around Us Pure

2

2

4

Atoms & Molecules

Atoms and Molecules

Structure of the Atom

5

2

10

Living World

Cell

Tissues

Why Do We Fall Ill

7

2

14

Natural Resources

Natural Resources

2

2

4

Force & Motion, Gravitation

Motion

Force and Laws of Motion

Gravitation

7

2

14

Work & Energy

Work & Energy

2

2

4

Reasoning and Aptitude

Reasoning and Aptitude

10

3

30

Scholar’s Zone

Scholar’s Zone

5

4

20

For Class 10

Unit

Chapters

No. of Questions

Marks

Total Marks

Chemical Reactions

Chemical Reactions and Equations

Acids & Bases and Salts

Metals and Non-metals

6

2

12

Periodic Table and Carbon & Its Compounds

Periodic Classification of Elements

Carbon and Its Compounds

4

2

8

Life Processes

Life Processes

How do Organisms Reproduce

6

2

12

Heredity and Evolution

Heredity and Evolution

1

2

2

Light and Electricity

Reflection of Light

Refraction of Light

Electricity

Magnetic Effect of Electric Current

6

2

12

Environment

Our Environment

Management of Natural Resources

2

2

4

Reasoning and Aptitude

Reasoning and Aptitude

10

3

30

Scholar’s Zone

Scholar’s Zone

5

4

20

For Class 11 PCB

Section

Unit

No. of Questions

Marks

Total Marks

Physics

Physical World and Measurement

Kinematics

Laws of Motion

Work

Energy and Power

Motion of System of Particles and Rigid Body

Gravitation

Properties of Bulk Matter

Thermodynamics

Behaviour of Perfect Gas and Kinetic Theory

Oscillations and Waves

10

2.5

25

Chemistry

Basic Concepts of Chemistry

Structure of Atom

Classification of Elements and Periodicity in Properties

Chemical Bonding and Molecular Structure

States of Matter: Gases and Liquids

Thermodynamics

Equilibrium

Redox Reactions

Hydrogen

s-Block Elements

Some p-Block Elements

Organic Chemistry – Some Basic Principles and Techniques

Hydrocarbons

10

2.5

25

Reasoning and Aptitude

Reasoning and Aptitude

10

2.5

25

Biology

Diversity in the Living World

Structural Organisation in Plants & Animals

Cell Structure and Functions

Plants Physiology

Human Physiology

10

2.5

25

For Class 11 PCM

Section

Unit

No. of Questions

Marks

Total Marks

Physics

Physical World and Measurement

Kinematics

Laws of Motion

Work

Energy and Power

Motion of System of Particles and Rigid Body

Gravitation

Properties of Bulk Matter

Thermodynamics

Behaviour of Perfect Gas and Kinetic Theory

Oscillations and Waves

10

2.5

25

Chemistry

Basic Concepts of Chemistry

Structure of Atom

Classification of Elements and Periodicity in Properties

Chemical Bonding and Molecular Structure

States of Matter: Gases and Liquids

Thermodynamics

Equilibrium

Redox Reactions

Hydrogen

s-Block Elements

Some p-Block Elements

Organic Chemistry – Some Basic Principles and Techniques

Hydrocarbons

10

2.5

25

Reasoning and Aptitude

Reasoning and Aptitude

10

2.5

25

Mathematics

Sets and Function

Algebra

Coordinate Geometry

Calculus

Statistics and Probability

10

2.5

25

For Class 12 PCB

Section

Unit

No. of Questions

Marks

Total Marks

Physics

Electrostatics

Current Electricity

Magnetic Effects of Current and Magnetism

Electromagnetic Induction and Alternating Currents

Electromagnetic Waves

Optics

Dual Nature of Matter and Radiation

Atoms and Nuclei

Electronic Devices

10

2.5

25

Chemistry

Solid State

Solutions

Electrochemistry

Chemical Kinetic

Surface Chemistry

p, d and f Block Elements

Coordination Compounds

Organic Compounds Containing Halogens (Haloalkanes and Haloarenes)

Organic Compounds Containing Oxygen (Alcohols, Phenols, Ethers, Aldehydes, Ketones and Carboxylic Acids)

Organic Compounds Containing Nitrogen (Amines)

Biomolecules

10

2.5

25

Reasoning and Aptitude

Reasoning and Aptitude

10

2.5

25

Biology

Reproduction

Genetics and Evolution

Biology and Human Welfare

Biotechnology and Its Applications

Ecology and Environment

10

2.5

25

For Class 12 PCM

Section

Unit

No. of Questions

Marks

Total Marks

Physics

Electrostatics

Current Electricity

Magnetic Effects of Current and Magnetism

Electromagnetic Induction and Alternating Currents

Electromagnetic Waves

Optics

Dual Nature of Matter and Radiation

Atoms and Nuclei

Electronic Devices

10

2.5

25

Chemistry

Solid State

Solutions

Electrochemistry

Chemical Kinetic

Surface Chemistry

p, d and f Block Elements

Coordination Compounds

Organic Compounds Containing Halogens (Haloalkanes and Haloarenes)

Organic Compounds Containing Oxygen (Alcohols, Phenols, Ethers, Aldehydes, Ketones and Carboxylic Acids)

Organic Compounds Containing Nitrogen (Amines)

Biomolecules

10

2.5

25

Reasoning and Aptitude

Reasoning and Aptitude

10

2.5

25

Mathematics

Relation and Function

Algebra

Calculus

Vectors and Three-dimensional Geometry

Linear Programming

Probability

10

2.5

25

Frequently Asked Questions on iOS Syllabus

What is iOS?

The International Olympiad of Science (IOS) is an annual national and international competition based on the CBSE/ICSE and state board syllabi. Students from any recognised board in the country, regardless of class or age, are eligible to participate in the International Olympiad of Science. The science Olympiad exam is divided into two sections: applied science for students and academics. The fundamental goal of IOS is to foster one’s imagination and creativity in science. It provides a strong basis for the future generation to succeed in science.

Which students are eligible to take the iOS exam?

Students in grades 1 to 12 are eligible to take the iOS exam.

When will the Silverzone Foundation announce the level 1 exam results?

Level 1 results are expected to be published in January 2023.