Login
Join Us

OCR Biology A-Level Topic Questions | Exam Paper Practice

Boost your OCR A-Level Biology grades with Exam Paper Practice! Get expert topic questions, sharpen your skills, and build confidence for exam success. Practice smart, score higher!

 

 

Here you will find all OCR BIOLOGY A Level (H420) Topic questions to revise by topic and exam board with mark scheme and video solution

Biological molecules

Monomers and polymers

Carbohydrates 1

Carbohydrates 2

Lipids

Proteins and enzymes 1

Proteins and enzymes 2

Proteins and enzymes 3

Proteins and enzymes 4

Nucleic acids 1

Nucleic acids 2

ATP

Water

Inorganic ions

Question Paper

Question Paper

Question Paper

Question Paper

Question Paper

Question Paper

Question Paper

Question Paper

Question Paper

Question Paper

Question Paper

Question Paper

Question Paper

Mark Scheme

Mark Scheme

Mark Scheme

Mark Scheme

Mark Scheme

Mark Scheme

Mark Scheme

Mark Scheme

Mark Scheme

Mark Scheme

Mark Scheme

Mark Scheme

Mark Scheme

Video Solution

Video Solution

Video Solution

Video Solution

Video Solution

Video Solution

Video Solution

Video Solution

Video Solution

Video Solution

Video Solution

Video Solution

Video Solution

Cells

Cell structure 1

Question Paper

Mark Scheme

Video Solution

Cell structure 2

Question Paper

Mark Scheme

Video Solution

All cells arise from other cells 1

Question Paper

Mark Scheme

Video Solution

All cells arise from other cells 2

Question Paper

Mark Scheme

Video Solution

Transport across cell membranes 1

Question Paper

Mark Scheme

Video Solution

Transport across cell membranes 2

Question Paper

Mark Scheme

Video Solution

Transport across cell membranes 3

Question Paper

Mark Scheme

Video Solution

Cell recognition and the immune system 1

Question Paper

Mark Scheme

Video Solution

Cell recognition and the immune system 2

Question Paper

Mark Scheme

Video Solution

Studying cells 1

Question Paper

Mark Scheme

Video Solution

Studying cells 2

Question Paper

Mark Scheme

Video Solution

Organisms exchange substances with their environment

Surface area to volume ratio 1

Surface area to volume ratio 2

Gas exchange 1

Gas exchange 2

Digestion and absorption

Mass transport 1

Mass transport 2

Mass transport 3

Mass transport in plants

Question Paper

Question Paper

Question Paper

Question Paper

Question Paper

Question Paper

Question Paper

Question Paper

Question Paper

Mark Scheme

Mark Scheme

Mark Scheme

Mark Scheme

Mark Scheme

Mark Scheme

Mark Scheme

Mark Scheme

Mark Scheme

Video Solution

Video Solution

Video Solution

Video Solution

Video Solution

Video Solution

Video Solution

Video Solution

Video Solution

Genetic information, variation and relationships between organisms

DNA, genes and chromosomes

Question Paper

Mark Scheme

Video Solution

DNA and protein synthesis 1

Question Paper

Mark Scheme

Video Solution

DNA and protein synthesis 2

Question Paper

Mark Scheme

Video Solution

Genetic diversity 1

Question Paper

Mark Scheme

Video Solution

Genetic diversity 2

Question Paper

Mark Scheme

Video Solution

Genetic diversity and adaptation 1

Question Paper

Mark Scheme

Video Solution

Genetic diversity and adaptation 2

Question Paper

Mark Scheme

Video Solution

Species and taxonomy

Question Paper

Mark Scheme

Video Solution

Biodiversity within a community

Question Paper

Mark Scheme

Video Solution

Investigating diversity 1

Question Paper

Mark Scheme

Video Solution

Investigating diversity 2

Question Paper

Mark Scheme

Video Solution

Energy transfers in and between organisms

Photosynthesis 1

Photosynthesis 2

Respiration 1

Respiration 2

Energy and ecosystems 1

Energy and ecosystems 2

Nutrient cycles

Question Paper

Question Paper

Question Paper

Question Paper

Question Paper

Question Paper

Question Paper

Mark Scheme

Mark Scheme

Mark Scheme

Mark Scheme

Mark Scheme

Mark Scheme

Mark Scheme

Video Solution

Video Solution

Video Solution

Video Solution

Video Solution

Video Solution

Video Solution

Organisms respond to changes in their internal and external environments

Survival and response

Question Paper

Mark Scheme

Video Solution

Receptors

Question Paper

Mark Scheme

Video Solution

Control of heart rate

Question Paper

Mark Scheme

Video Solution

Nerve impulses

Question Paper

Mark Scheme

Video Solution

Synaptic transmission

Question Paper

Mark Scheme

Video Solution

Skeletal muscles

Question Paper

Mark Scheme

Video Solution

Principles of homeostasis and negative feedback

Question Paper

Mark Scheme

Video Solution

Control of blood glucose concentration

Question Paper

Mark Scheme

Video Solution

Control of blood water potential

Question Paper

Mark Scheme

Video Solution

Genetics, populations, evolution and ecosystems

Inheritance 1

Inheritance 2

Populations

Evolution

Populations in ecosystems 1

Populations in ecosystems 2

Question Paper

Question Paper

Question Paper

Question Paper

Question Paper

Question Paper

Mark Scheme

Mark Scheme

Mark Scheme

Mark Scheme

Mark Scheme

Mark Scheme

Video Solution

Video Solution

Video Solution

Video Solution

Video Solution

Video Solution

The control of gene expression

Gene mutations

Question Paper

Mark Scheme

Video Solution

Most of a cell’s DNA is not translated

Question Paper

Mark Scheme

Video Solution

Regulation of transcription and translation

Question Paper

Mark Scheme

Video Solution

Gene expression and cancer

Question Paper

Mark Scheme

Video Solution

Using genome projects

Question Paper

Mark Scheme

Video Solution

Recombinant DNA technology

Question Paper

Mark Scheme

Video Solution

Differences in DNA

Question Paper

Mark Scheme

Video Solution

Genetic fingerprinting

Question Paper

Mark Scheme

Video Solution

Not a member? Join now