OCR BIOLOGY A Level (H420) Topic Questions

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

Monomers and Polymers

25 practice questions on Monomers and Polymers

Photosynthesis

25 practice questions on Photosynthesis

Mass Transport

25 practice questions on Mass Transport

Inheritance

25 practice questions on Inheritance

Genetic diversity and Adaptation

25 practice questions on Genetic diversity and Adaptation

Genetic fingerprinting

25 practice questions on Genetic fingerprinting

Cell Structure

25 practice questions on Cell Structure

Control of blood glucose concentration

25 practice questions on Control of blood glucose concentration

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

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

Video Solution

Cell structure 2

Video Solution

All cells arise from other cells 1

Video Solution

All cells arise from other cells 2

Video Solution

Transport across cell membranes 1

Video Solution

Transport across cell membranes 2

Video Solution

Transport across cell membranes 3

Video Solution

Cell recognition and the immune system 1

Video Solution

Cell recognition and the immune system 2

Video Solution

Studying cells 1

Video Solution

Studying cells 2

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

We will help you to achieve an A , full access to all resources for just £10 per month.

Choose the Package that suits you

Yearly

Monthly

Student

£ 10/Monthly

Subscribe Now

Subscription Payment will occur every month until you cancel

Teacher

£ 15/Monthly

Subscribe Now

Subscription Payment will occur every month until you cancel

School

£ 20/Monthly

Subscribe Now

Subscription Payment will occur every month until you cancel

Student

£ 100/Yearly

Subscribe Now

Subscription Payment will occur every month until you cancel

Teacher

£ 120/Yearly

Subscribe Now

Subscription Payment will occur every month until you cancel

School

£ 190/Yearly

Subscribe Now

Subscription Payment will occur every month until you cancel