A non-living infectious agent that replicates inside a host cell.

A eukaryotic, spore-producing organism that feeds on organic matter.

A measure of the quantity and quality of food available to support households and whole communities.

Variety of living organisms within an ecosystem.

Plant diseases: TMV, crown gall disease and barley powdery mildew

Biology

Diseases

Cardiovascular disease

Effects of exercise on pulse rate

Risk factors for non-communicable diseases

Cancer

Bacterial and viral diseases in humans: Salmonella and influenza

Fungal and protist diseases in humans

Sexually transmitted infections

Plant diseases: TMV, crown gall disease and Chalara ash dieback

Pupils will learn about human and plant defences against pathogens, the role of white blood cells in the human immune system, and the use of vaccination to protect against communicable diseases.

Pupils learned about some common non-infectious diseases, factors that increase the risk of developing lifestyle diseases and steps we can take to help prevent them, including the impacts of smoking on the human body, and asthma and its risk factors.

This unit explores health and disease, including communicable and non-communicable types and their interactions. It examines lifestyle impacts, disease spread, evaluates cardiovascular treatments, and highlights the importance of risk evaluation, peer review, and effective communication of results.

Health and disease

Subjects which particular individuals may be sensitive to, eg, adoption, migration, bereavement or death, divorce, poverty, deprivation.

Depiction or discussion of sensitive content

Depiction or discussion of famine, disease, natural disasters.

Depiction or discussion of violence or suffering

A microorganism that causes disease is called a ...

Which of the following are examples of microorganisms that can cause disease?

What are the symptoms of tobacco mosaic virus (TMV)?

{{}} is the variety of living organisms in an ecosystem.

Jun: Food security means you can buy everything you need from the supermarket.

Sam: It's the quality and quantity of food available to everyone in a community.

Izzy: Food security means most people can afford to buy enough food.

Who gives the best description of food security?

A cell with a nucleus, but without a cell wall.

A cell with no nucleus, which stores its DNA in the cytoplasm.

A calcium deficiency can cause which disease in humans?

Water and minerals enter a plant through its ...

Which plant organelle carries out photosynthesis?

Match the human disease to the type of pathogen.

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