01
Scientific Study (Research & Experiment)
Weightage: 2-4 MarksCDC High YieldSI units, fundamental and derived quantities, research design, and experimental variables.
18 min notes· 24 questions
CDC Verified Syllabus
Compulsory Subject · CODE: 501
Science & Technology
19 chapters · CDC Syllabus 2081/2082 · 807 Solved Model Questions · 100 Marks Preparation Guide
A
Very Short Answer
9 Marks (9 × 1)
B
Short Answer
28 Marks (14 × 2)
C
Long Answer
24 Marks (8 × 3)
D
Higher Ability
12 Marks (3 × 4)
About these Science and Technology notes
The Class 10 SEE Science and Technology paper mixes physics, chemistry, biology and a little of information technology, and it is not unusual to lose marks in a topic you did not realise was on the paper. These notes therefore run the whole nineteen-chapter syllabus in order rather than grouping the subject by strand, so nothing is hidden. The early chapters cover scientific study and experiment, classification of living beings, the honey bee as a worked example of colony organisation, heredity, and blood circulation and life processes. The middle of the syllabus is the physical science block: motion and force, pressure, heat, waves with refraction, lenses and the human eye, electricity and magnetism, and the universe. The chemistry chapters follow, covering classification of elements, chemical reactions, gases, metals and non-metals, hydrocarbons and their compounds, and the chemicals used in daily life.
The final chapter on information and communication technology is examined directly, so it is not treated as an optional extra. Wherever a process needs a sequence, the sequence is written out in order, because exam answers on topics like blood circulation or chemical change are marked step by step. Diagrams are described in words and figures wherever the shape of the system carries meaning. Each chapter ends with solved SEE questions so you can compare a model answer with your own attempt.
What you'll cover
- Scientific study and experiment
- Classification and heredity
- Motion, force, pressure and heat
- Light, lenses and the human eye
- Electricity and magnetism
- Elements, reactions and gases
- Hydrocarbons and daily-life chemicals
- Information and communication technology
Curriculum Roadmap
Showing 19 of 19 modules02
Classification of Living Beings
Weightage: 3-5 MarksTaxonomy, five-kingdom classification, organisms, binomial nomenclature, and classification systems.
22 min notes· 61 questions
03
Honey Bee
Weightage: 2-3 MarksBee colonies, life cycle of the honey bee, bee keeping (apiculture), products, and economic importance.
20 min notes· 44 questions
04
Heredity
Weightage: 3-5 MarksCDC High YieldMendelian genetics, chromosome and DNA, inherited and acquired traits, and heredity principles.
25 min notes· 71 questions
05
Physiological Structure & Life Process (Blood Circulation)
Weightage: 4-6 MarksCDC High YieldBlood components, blood groups, the heart, circulatory system, and transport of oxygen and nutrients.
24 min notes· 63 questions
06
Nature & Environment
Weightage: 3-4 MarksEcosystems, environmental pollution, weather and climate, and sustainable resource management.
21 min notes· 52 questions
07
Motion and Force
Weightage: 4-6 MarksCDC High YieldNewton's laws, momentum, gravitational force, and numericals on speed, velocity, and acceleration.
26 min notes· 72 questions
08
Pressure
Weightage: 2 MarksCDC High YieldPressure, pascal, pressure in liquids and gases, atmospheric pressure, and the implications of pressure in daily life.
14 min notes· 35 questions· ~5 hrs curriculum
09
Heat
Weightage: 4 MarksCDC High YieldTemperature, heat transfer by conduction, convection and radiation, specific heat capacity, and calorimetry numericals.
22 min notes· 35 questions· ~10 hrs curriculum
10
Wave — Refraction of Light, Lenses and the Human Eye
Weightage: 7 MarksCDC High YieldTransverse and longitudinal waves, sound waves, echo, refraction of light, lenses, and the human eye.
30 min notes· 57 questions· ~15 hrs curriculum
11
Electricity and Magnetism
Weightage: 5 MarksCDC High YieldCurrent, voltage, resistance and Ohm's law, series and parallel circuits, and electromagnetism.
26 min notes· 46 questions· ~12 hrs curriculum
12
Universe
Weightage: 2 MarksCelestial bodies, planets of the solar system, comets and meteors, and the structure of the universe.
15 min notes· 24 questions· ~5 hrs curriculum
13
Information and Communication Technology
Weightage: 5 MarksCDC High YieldUses of ICT in Nepal, computer networks, digital security, and emerging technology trends.
22 min notes· 33 questions· ~10 hrs curriculum
14
Classification of Elements
Weightage: 4 MarksCDC High YieldPeriodic table trends, modern periodic law, groups and periods, and classification of metals, non-metals, and metalloids.
22 min notes· 35 questions· ~9 hrs curriculum
15
Chemical Reaction
Weightage: 3 MarksCDC High YieldSigns of chemical change, types of chemical reactions, balancing equations, and rate of reaction.
18 min notes· 27 questions· ~6 hrs curriculum
16
Some Gases
Weightage: 4 MarksCDC High YieldLaboratory preparation, properties and uses of nitrogen, oxygen, carbon dioxide, and hydrogen.
22 min notes· 30 questions· ~8 hrs curriculum
17
Metal and Non-metals
Weightage: 2 MarksPhysical and chemical properties of metals and non-metals, reactivity series, and metallurgy.
16 min notes· 30 questions· ~5 hrs curriculum
18
Hydrocarbon and its Compounds
Weightage: 3 MarksCDC High YieldAlkanes, alkenes and alkynes, homologous series, and the uses of hydrocarbon compounds.
18 min notes· 34 questions· ~6 hrs curriculum
19
Chemicals used in Daily Life
Weightage: 3 MarksUses and harmful effects of chemicals, common acids and bases, and safe handling of household chemicals.
18 min notes· 34 questions· ~6 hrs curriculum
Science & Technology · Official Exam Blueprint 2081/2082
Key Exam Statistics
Full marks, time, and curriculum load at a glance.
100
Full Marks
Theory: 75 Marks | Internal/Practical: 25 Marks
3 Hours
Total Exam Time (Theory)
Official classroom question-paper duration
160 Hours
Curriculum Working Hours
≈ 5 Credit Hours per week across the year
Question Categories and Mark Weightages (Theory)
The 75-mark written paper across four cognitive domains.
The specification grid divides the 75-mark written question paper into four cognitive domains:
| Question Category | Marks per Question | No. of Questions | Total Marks | Domain Description |
|---|---|---|---|---|
| Very Short Answer (VSA) | 1 Mark | 9 | 9 Marks | Knowledge and Recall |
| Short Answer (SA) | 2 Marks | 14 | 28 Marks | Understanding and Comprehension |
| Long Answer (LA) | 3 Marks | 8 | 24 Marks | Application (e.g., Numericals, Diagrams) |
| Higher Ability (HA) | 4 Marks | 3 | 12 Marks | Critical Thinking, Analysis & Evaluation |
| TOTAL | 34 Questions | 75 Marks |
Chapter-Wise Breakdown and Estimates
Thematic units across Physics, Chemistry, Biology, and Earth & Space.
The textbook is broadly divided into thematic units across Physics, Chemistry, Biology, and Geology/Astronomy. Calculated working time averages roughly 8 to 12 classroom periods per chapter to meet the 160-hour yearly requirement.
🪐 Physics
Heavy focus on conceptual definitions, laws, multi-step numerical problems, and ray diagrams.
Scientific Study (Measurement)
Variables and scientific research methods.
3–4 Marks~6 HoursMotion and Force
Gravitation, Newton's law, gravity (g), free fall, and terminal velocity.
5–6 Marks~10 HoursPressure
Upthrust, Pascal's law, Archimedes' principle, atmospheric pressure.
4–5 Marks~8 HoursEnergy / Heat
Sources of energy, heat vs. temperature, specific heat capacity calculations.
3 Marks~8 HoursLight
Refraction of light, refractive index, lenses, defects of vision.
4–5 Marks~10 HoursCurrent Electricity and Magnetism
Ohm's law, domestic wiring, transformers, electromagnetic induction.
4–5 Marks~10 Hours
🧪 Chemistry
Focuses on balanced chemical equations, structures, properties, and chemical reactions.
Classification of Elements
Periodic table (Mendeleev vs. Modern), groups, periods, electronic configuration.
4 Marks~10 HoursChemical Reaction
Types of chemical reactions, factors affecting rate, balancing reactions.
4 Marks~10 HoursAcids, Bases, and Salts
Properties, pH scale, indicator test uses.
3 Marks~8 HoursSome Gases
Laboratory preparation and properties of Ammonia (NH₃) and Carbon Dioxide (CO₂).
3 Marks~8 HoursMetals
Extraction, properties, and uses of Iron, Copper, Aluminum, and Gold.
2 Marks~8 HoursCarbon and its Compounds
Hydrocarbons (Saturated & Unsaturated), Alkanes, Alkenes, Alkynes, and functional alcohols.
3 Marks~10 Hours
🧬 Biology
Heavy focus on structure labeling, life cycles, and analytical diagrams.
Classification of Living Beings
Five-kingdom system, characteristics of invertebrates and vertebrates.
3–4 Marks~8 HoursHoney Bee
Life cycle of a honey bee, types (Queen, Drone, Worker), and economic importance.
2–3 Marks~6 HoursHeredity
Chromosomes, DNA, RNA, Mendel's laws of inheritance, sex determination.
4–5 Marks~10 HoursPhysiological Structure & Life Processes
Human circulatory system (heart structure, blood vessels) and nervous system.
6–7 Marks~14 HoursChromosomes and Cell Division
Mitosis and Meiosis cell division (phases and significance).
3 Marks~8 Hours
🌍 Earth & Space Science
Geology and astronomy across Nature & Environment, Earth history, and the Universe.
Nature and Environment / Ecosystem
Food chain, food web, ecological pyramids, climate change.
3–4 Marks~8 HoursHistory of the Earth
Fossils, eras, epochs, and geological timescales.
3 Marks~6 HoursAtmosphere and Universe
Layers of the atmosphere, industrial gases, solar system, galaxies, and life cycle of stars.
3 Marks~8 Hours
25-Mark Internal / Practical Evaluation Breakdown
Continuous-assessment segment evaluated by the school.
Schools evaluate this segment internally using the CDC's continuous assessment tracking system:
- Class Participation & Attendance4 Marks
- Practical Activities & Lab Experiments10 Marks
- Project Work / Terminal Exams6 Marks
3 Hours Real Simulation
Practice Full 3-Hour Science Model Paper 2081
Complete full mock test set following the official 75-mark theory grid: VSA (9m), SA (28m), LA (24m), HA (12m) with real-time timer & step-by-step marking rubric.
Start Simulated ExamFree Access