GCSE Biology Revision
Got your GCSE Biology revision under the microscope? From cells and genetics to ecosystems and the human body, GCSE Biology covers a lot of ground. And our teacher-written revision resources are here to help you master all of it. Revision notes, flashcards, exam-style questions, and full mock exams are all at your scientific fingertips, whatever stage of revision you're at. Browse our GCSE Biology revision resources and give yourself the best shot at your target grade. If you’re a GCSE Biology teacher, our resources make it easier to plan lessons and set focused practice tasks. This helps your students build the knowledge and confidence they need to evolve into exam-ready biologists.
GCSE Biology Revision Resources
GCSE Biology Exam Boards
AQA GCSE Biology
AQA Biology resources by exam board
Edexcel GCSE Biology
Edexcel Biology resources by exam board
OCR GCSE Biology A (Gateway)
OCR Biology resources by exam board
WJEC GCSE Biology
WJEC Biology resources by exam board
GCSE Biology Topics
1. Cell Level Systems
2. Scaling Up
3. Organism Level Systems
4. Community Level Systems
5. Genes, Inheritance & Selection
6. Global Challenges
7. Practical Skills
- 1. Key Concepts in Biology
- 2. Cells & Control
- 3. Genetics
- 4. Natural Selection & Genetic Modification
- 5. Health, Disease & the Development of Medicines
- 6. Plant Structures & their Functions
- 7. Animal Coordination, Control & Homeostasis
- 8. Exchange & Transport in Animals
- 9. Ecosystems & Material Cycles
- 1. Cells, Organ Systems & Ecosystems
- 2. Variation, Homeostasis & Micro-organisms
- Cell Biology
- Organisation
- Infection & Response
- Bioenergetics
- Homeostasis & Response
- Inheritance, Variation & Evolution
- Ecology
Why use Save My Exams?

Exam-Aligned
Our revision resources are aligned to the most up-to-date exam specifications. This means you'll only revise what you need to know, and nothing you don't. Your revision will be more efficient and effective, saving you time and improving your grades.

Teacher-Written
Teachers and examiners know exactly what's needed to achieve the highest grades in your exam. That's why we only trust subject specialists to write and review everything we publish at Save My Exams.

Improves Grades
97% of students who use Save My Exams report getting better grades. In fact, students improve by 2.6 grades on average, which could be the boost you need to get into your dream university or career.
Our GCSE Biology Experts
GCSE Biology Grade Boundaries
GCSE Biology Specifications
Frequently Asked Questions
What topics are covered in GCSE Biology?
While the specific content depends on your exam board, you can expect to study cell biology, genetics and evolution, the human body, ecology, and plant biology. GCSE Biology covers a wide range of topics, so there's plenty to get stuck into!
Is GCSE Biology hard?
GCSE Biology can feel like a lot. There's plenty of content to cover and some unfamiliar technical vocabulary to get your head around. But, studying GCSE Biology is manageable. Revise consistently and make sure you understand the concepts, instead of just memorising facts. Breaking your revision into topics, using flashcards, and practising exam questions regularly will make a big difference.
What grade is 50% in GCSE Biology?
The answer to this isn’t set in stone. That's because GCSE grade boundaries change every year and vary by exam board. But as a rough guide, scoring around 50% in GCSE Biology will probably put you in the grade 4 to 5 range.