OCR GCSE (9-1) Gateway Biology: Topic Questions

Questions organised by topic with mark schemes for the OCR GCSE (9-1) Gateway Biology course.

Topic Questions	Mark Scheme
Section 1: Cell level systems
What happens in cells (and what do cells need)? 1	What happens in cells (and what do cells need)? MS1
What happens in cells (and what do cells need)? 2	What happens in cells (and what do cells need)? MS2
Respiration	Respiration MS
Photosynthesis	Photosynthesis MS

Section 2: Scalling up
Supplying the cell	Supplying the cell MS
The challenges of size	The challenges of size MS
Human circulatory systems 1	JOIN NOW Join Save My Exams! now to access all of our mark schemes
Human circulatory systems 2

Section 3: Organism level systems
The nervous system
The eye
The reproductive system
The endocrine system
Maintaining internal environments

Section 4: Community level systems
Ecosystems 1
Ecosystems 2
Ecosystems 3

Section 5: Genes, Inheritance, Selection
Inheritance
Natural selection and evolution

Section 6: Global challenges
Monitoring and maintaining the environment 1
Monitoring and maintaining the environment 2
Feeding the human race
Monitoring and maintaining health 1
Monitoring and maintaining health 2