Combined Science study guides
SG-N-LEVEL · GCE N-Level (Singapore) · aligned to SEAB.
- Singapore-Cambridge N(A)-Level Combined Science, Biology: Cells and Human Physiology, from cell structure and the movement of substances to digestion and transport in humans
An N(A)-Level Combined Science module overview for Biology: Cells and Human Physiology (SEAB 5106/5107). How cells are built and organised, how substances cross membranes by diffusion and osmosis, how the digestive system breaks food down, and how the circulatory system carries it, with links to every dot point.
📖 7 min readSEAB-5107 - Singapore-Cambridge N(A)-Level Combined Science, Biology: Genetics and Ecology, from DNA, chromosomes and inheritance to food chains, energy flow and human impact on the environment
An N(A)-Level Combined Science module overview for Biology: Genetics and Ecology (SEAB 5106/5107). How chromosomes, genes and alleles pass features from parents to offspring, how a genetic diagram predicts a cross, and how energy flows through food chains and human activity affects the environment, with links to every dot point.
📖 7 min readSEAB-5107 - Singapore-Cambridge N(A)-Level Combined Science, Biology: Plants and Nutrition, from enzymes as biological catalysts and a balanced diet to photosynthesis and how the leaf is adapted to make food
An N(A)-Level Combined Science module overview for Biology: Plants and Nutrition (SEAB 5106/5107). How enzymes act as biological catalysts and respond to temperature and pH, what a balanced diet contains and how foods are tested, and how plants make food by photosynthesis in a leaf adapted for the job, with links to every dot point.
📖 6 min readSEAB-5107 - Singapore-Cambridge N(A)-Level Combined Science, Chemistry: Atoms, Bonding and the Mole, from atomic structure and the periodic table through ionic and covalent bonding to the particle model and mole calculations
An N(A)-Level Combined Science module overview for Chemistry: Atoms, Bonding and the Mole (SEAB 5105/5107). The structure of the atom and the periodic table, why atoms form ionic and covalent bonds, the particle model of the three states and separation, and how to find moles from a mass, with links to every dot point.
📖 7 min readSEAB-5107 - Singapore-Cambridge N(A)-Level Combined Science, Chemistry: Metals and Organic, from the reactivity series and metal extraction to crude oil, alkanes, combustion and air pollution
An N(A)-Level Combined Science module overview for Chemistry: Metals and Organic (SEAB 5105/5107). How metals are ranked by reactivity and extracted from their ores, how crude oil supplies alkane fuels, what complete and incomplete combustion produce, and how human activity pollutes the air, with links to every dot point.
📖 6 min readSEAB-5107 - Singapore-Cambridge N(A)-Level Combined Science, Chemistry: Reactions, Acids and Salts, from recognising chemical reactions and energy changes to acids, bases, the pH scale and the preparation of salts
An N(A)-Level Combined Science module overview for Chemistry: Reactions, Acids and Salts (SEAB 5105/5107). How to recognise and balance reactions and classify them as exothermic or endothermic, the properties of acids and bases and the pH scale, and how to prepare a pure soluble salt, with links to every dot point.
📖 5 min readSEAB-5107 - Singapore-Cambridge N(A)-Level Combined Science, Physics: Measurement, Forces and Energy, from SI units and measuring instruments through speed, acceleration and Newton's laws to work, energy and power
An N(A)-Level Combined Science module overview for Physics: Measurement, Forces and Energy (SEAB 5105/5106). SI units and choosing instruments, describing motion with speed, acceleration and graphs, applying force equals mass times acceleration, and calculating work, energy and power, with links to every dot point.
📖 6 min readSEAB-5106 - Singapore-Cambridge N(A)-Level Combined Science, Physics: Waves, Electricity and Magnetism, from waves, sound and light through the electromagnetic spectrum to current electricity and electromagnetism
An N(A)-Level Combined Science module overview for Physics: Waves, Electricity and Magnetism (SEAB 5105/5106). Describing waves and sound, the reflection and refraction of light and the electromagnetic spectrum, current, voltage and resistance with Ohm's law, and magnetism and electromagnets, with links to every dot point.
📖 6 min readSEAB-5106