GCSE Combined Science Biology revision for OCR Higher tier: free notes across 6 topics, each split into subtopics and lessons.
6 topics and 168 lessons for GCSE OCR Higher Combined Science Biology. Each topic lists its subtopics so you can go straight to the part you need.
6
Topics
168
Lessons
GCSE OCR Higher Combined Science Biology topics
Every topic in this course, with the subtopics inside each one.
Topics and what they cover
B1: Cell level systems: 24 lessons: B1.1 Cell structures, B1.2 What happens in cells (and what do cells need)?, B1.3 Respiration, B1.4 Photosynthesis
B2: Scaling up: 27 lessons: B2.1 Supplying the cell, B2.2 The challenges of size
B3: Organism level systems: 20 lessons: B3.1 Coordination and control - the nervous system, B3.2 Coordination and control - the endocrine system, B3.3 Maintaining internal environments
B6: Global challenges: 47 lessons: B6.1 Monitoring and maintaining the environment, B6.2 Feeding the human race, B6.3 Monitoring and maintaining health
Other courses and past papers
Not your exam board or tier? The Combined Science Biology page lists every course we cover.
How do I know GCSE OCR Higher Combined Science Biology is my course?
Check the level, exam board and tier with your teacher, or look at the front of a past paper you have been given. Content differs between boards, so it is worth getting this right first.
Where should I start?
Start with the topic you find hardest, or the one your next test is on. Read a lesson, then close it and write down what you remember before moving on.