KS3 Science Biology topics
Every KS3 Science topic for Biology (KS3) — free notes, slides and practice questions. Teach a topic, revise it, or play it as a live class game.
33 topics
- Plant and animal cells40 questions
- Light microscopes40 questions
- Specialised cells40 questions
- Life processes and unicellular organisms40 questions
- Cell organisation40 questions
- Breathing40 questions
- Gas exchange in humans40 questions
- Exercise, asthma and smoking40 questions
- Gas exchange in plants40 questions
- Aerobic and anaerobic respiration40 questions
- Photosynthesis40 questions
- Pollination40 questions
- Fertilisation and seed formation40 questions
- Seed dispersal40 questions
- The skeleton40 questions
- The muscular system40 questions
- Measuring forces exerted by muscles40 questions
- Drugs40 questions
- Human reproductive system40 questions
- The menstrual cycle40 questions
- Pregnancy40 questions
- Nutrition40 questions
- Food energy requirements40 questions
- Digestive system40 questions
- Food tests40 questions
- Food chains and webs40 questions
- Relationships in an ecosystem40 questions
- Assessing ecosystems40 questions
- Bioaccumulation40 questions
- DNA and inheritance40 questions
- Variation40 questions
- Natural selection40 questions
- Extinction40 questions