Eggzams / IGCSE practice questions / IGCSE Combined Science
Cambridge IGCSE · 0653
IGCSE Combined Science practice questions, by topic
Eggzams has 1,850 original IGCSE Combined Science questions for the Cambridge IGCSE 0653 syllabus, organised into 37 topics. Topics include Biology: Characteristics of Living Organisms, Biology: Cells, Biology: Movement Into and Out of Cells, Biology: Biological Molecules and Biology: Enzymes. Every question has an explanation after you answer, so a wrong answer becomes a mini-lesson.
Sample IGCSE Combined Science questions
Here is the kind of question you will get, with the explanation that follows every answer. These are free in the app.
IGCSE Combined Science (0653) · Physics: Electric Circuits, Safety, Cells and Motors
In which direction does current flow through an LED?
- Both directions
- It does not conduct
- It always blocks current
- One direction only
Diodes allow current in one direction only.
IGCSE Combined Science (0653) · Biology: Drugs
How can the spread of resistant bacteria in hospitals be reduced?
- By using more antibiotics
- By stopping hand washing
- By using only vaccines
- By good hygiene and careful use of antibiotics
Hygiene and restricted use limit spread and selection.
IGCSE Combined Science (0653) · Biology: Biological Molecules
Which test is used to detect fats and oils?
- Iodine test
- Benedict's test
- Ethanol emulsion test
- Biuret test
Fat dissolves in ethanol and forms a cloudy white emulsion when water is added.
Topics covered: 37 topics, 1,850 questions
IGCSE Combined Science on Eggzams is split into the topics below, so you can drill exactly the part you find hardest instead of working through a textbook in order. Each topic has its own progress tracker.
- Biology: Characteristics of Living Organisms
- Biology: Cells
- Biology: Movement Into and Out of Cells
- Biology: Biological Molecules
- Biology: Enzymes
- Biology: Plant Nutrition
- Biology: Human Nutrition
- Biology: Transport in Plants
- Biology: Transport in Animals
- Biology: Diseases and Immunity
- Biology: Gas Exchange in Humans
- Biology: Respiration
- Biology: Drugs
- Biology: Reproduction
- Biology: Organisms and Their Environment
- Biology: Human Influences on Ecosystems
- Chemistry: States of Matter
- Chemistry: Atoms, Elements and Compounds
- Chemistry: Stoichiometry
- Chemistry: Electrochemistry
- Chemistry: Chemical Energetics
- Chemistry: Chemical Reactions
- Chemistry: Acids, Bases and Salts
- Chemistry: The Periodic Table
- Chemistry: Metals
- Chemistry: Chemistry of the Environment
- Chemistry: Organic Chemistry
- Chemistry: Experimental Techniques and Chemical Analysis
- Physics: Motion, Mass, Weight and Density
- Physics: Forces and Pressure
- Physics: Energy, Work and Power
- Physics: Thermal Physics
- Physics: Waves and Light
- Physics: Electromagnetic Spectrum and Sound
- Physics: Electrical Quantities
- Physics: Electric Circuits, Safety, Cells and Motors
- Physics: Space Physics
How to practise IGCSE Combined Science with Eggzams
Pick one topic, answer a short run of questions, and read the explanation after every answer, right or wrong. Repeat the topics where your accuracy is lowest. Questions come in easy, medium and hard, so you can build up in each topic and see the difficulty rise as you improve.
Try 5 questions in every topic, free
Create a free account to start. One $9.99 payment unlocks everything, with no subscription, ever.
Frequently asked
How many IGCSE Combined Science practice questions does Eggzams have?
1,850 original questions across 37 topics, each with an explanation.
Are these real IGCSE Combined Science past paper questions?
No. Every question is written from scratch and checked against the current syllabus. Eggzams never copies or reproduces past exam papers.
Is IGCSE Combined Science practice free?
The first 5 questions in every topic are free once you create a free account. A one-time payment of $9.99 unlocks everything in the app, with no subscription.
Is Eggzams affiliated with Cambridge University Press & Assessment (Cambridge International Education)?
No. Eggzams is an independent study aid, not affiliated with, authorised by, or endorsed by Cambridge University Press & Assessment (Cambridge International Education).
Also studying for other subjects?