Chapters
19 chapters · 68 topics- 1Scientific LearningBoard exam — 3 marks
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- Introduction: What is Science?
- The Scientific Method
- Variables in an Experiment
- Measurement and SI Units
- Significant Figures
- Accuracy vs Precision
- Scientific Instruments and Their Uses
- Errors in Measurement
- Technology and Society
- 2Classification of Living BeingsBoard exam — 4 marks
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- Why Classify?
- History of Classification
- Taxonomic Hierarchy
- Binomial Nomenclature
- The Five‑Kingdom Classification (Whittaker)
- Dichotomous Key
- Viruses — A Special Case
- 3Honey BeeBoard exam — 2 marks
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- Introduction
- Social Organization — Three Castes
- Division of Labour Among Workers (Age Polyethism)
- Anatomy of a Worker Bee (External)
- Lifecycle — Complete Metamorphosis
- The Bee Hive (Comb)
- Food and Feeding
- 4HeredityBoard exam — 8 marks
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- What is Heredity?
- Key Vocabulary
- Mendel's Laws (as covered)
- Monohybrid and Dihybrid Crosses (examples)
- Sex Determination in Humans
- 5Physiological Structure and Life ProcessBoard exam — 6 marks
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- Introduction
- The Digestive System
- Other major systems (respiratory, circulatory, excretory, nervous, endocrine, skeletal, muscular)
- 6Nature and EnvironmentBoard exam — 3 marks
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- What is the Environment?
- Rare plant and their conservation Medicinal plants
- Medicinal Plants used in ancient period and their conservation
- 7Motion and ForceBoard exam — 5 marks
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- What is Motion?
- Types of Motion (translational, rotational, oscillatory, random)
- Newton's laws (discussed within chapter)
- Related topics (speed, velocity, acceleration)
- 8PressureBoard exam — 2 marks
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- What is Pressure?
- Pressure in Solids
- Pressure in Liquids (Hydrostatic Pressure)
- 9HeatBoard exam — 4 marks
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- Heat and Temperature — What's the Difference?
- Temperature Scales
- Thermometers
- Conduction, convection, radiation, thermal expansion, anomalous expansion of water
- 10WaveBoard exam — 7 marks
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- What is a Wave?
- Types of Waves (mechanical & electromagnetic)
- Sound, light, electromagnetic spectrum, communication using waves
- 11Electricity and MagnetismBoard exam — 5 marks
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- Electric Charge
- Coulomb's law, circuits, current, potential difference, magnetism basics
- 12UniverseBoard exam — 2 marks
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- What is the Universe?
- Stars, solar system, light pollution, Nepali satellites, space applications
- 13Information and Communication TechnologyBoard exam — 5 marks
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- What is ICT?
- Computer — A Brief Overview
- Computer Hardware
- 14Classification of ElementsBoard exam — 4 marks
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- Elements, Compounds and Mixtures
- Discovery of Elements and the Need for Classification
- 15Chemical ReactionBoard exam — 3 marks
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- What is a Chemical Reaction?
- Chemical Equations (including balancing)
- 16GasesBoard exam — 4 marks
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- Properties of Gases
- Kinetic theory of gases, gas laws referenced — Boyle's and Charles's laws
- 17Metal and Non-metalsBoard exam — 2 marks
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- Properties of Metals
- Chemical properties, reactivity series, uses
- 18Hydrocarbon and its CompoundsBoard exam — 3 marks
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- Introduction to Organic Chemistry
- Hydrocarbons (alkanes, alkenes, alkynes)
- 19Chemicals used in Daily LifeBoard exam — 3 marks
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- Introduction
- Soap and Detergents
- Other daily‑life chemicals and their uses/risks
