Theory

CH10 - DISEASES AND IMMUNITY

(a) Table 4.1 shows some of the top ten causes of death in parts of the world during 2010.[Table_1]cause of death | percentage of the deaths of adult ...

2013 Winter

2

Theory

CH10 - DISEASES AND IMMUNITY

(a) (i) Suggest why there are clear areas around some of the paper discs after 24 hours..................................................................

2019 Summer

2

Theory

CH10 - DISEASES AND IMMUNITY

(a) HIV is a pathogen that can cause AIDS.Table 3.1 shows the adult population size of a country and the estimated number of people infected with HIV/...

2020 Winter

1

Theory

CH10 - DISEASES AND IMMUNITY

(a) (i) State \textit{one} type of blood cell that is involved in the defence against disease............................................................

2018 Winter

2

Theory

CH10 - DISEASES AND IMMUNITY

(a) Cholera is an example of a transmissible disease.Define the term transmissible disease...............................................................

2019 Summer

4

Theory

CH10 - DISEASES AND IMMUNITY

Transmissible diseases are caused by pathogens.(a) Cholera is a transmissible disease that causes diarrhoea.State the type of organism that causes cho...

2021 Winter

2

Theory

CH10 - DISEASES AND IMMUNITY

(a) (i) State the type of pathogen that can be treated with antibiotics..................................................................................

2021 Winter

2

MCQ

CH10 - DISEASES AND IMMUNITY

The graph shows the effect of an antibiotic treatment on bacterial populations in the blood. What conclusion can be drawn from the graph?

2014 Summer

2

MCQ

CH10 - DISEASES AND IMMUNITY

Some organisms cause transmissible diseases.What is defined as a disease-causing organism?

2018 Winter

1

MCQ

CH10 - DISEASES AND IMMUNITY

Which is a mechanical barrier to pathogens?

2017 Winter

4

MCQ

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

Which characteristic do all living organisms show?

2017 Summer

3

MCQ

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

The diagram shows some animal cells, as seen under the microscope. What will be present at X?

2017 Summer

2

MCQ

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

The diagram shows an animal. What is the animal?1. animal with a vertebral column ........................................ vertebrateanimal with an ex...

2017 Summer

2

MCQ

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

The diagram shows a section through a root.What are the levels of organisation of the labelled structures?[Table_1]

2017 Summer

2

MCQ

CH3 - MOVEMENT IN AND OUT OF CELLS

Which characteristics are correct for both osmosis and diffusion? [Table_1]

2017 Summer

2

MCQ

CH4 - BIOLOGICAL MOLECULES

The table shows the results of some food tests.Which row shows a food containing both protein and starch?[Table_1]

2017 Summer

2

MCQ

CH5 - ENZYMES

The diagrams show an experiment on enzyme activity. The test-tubes contain hydrogen peroxide and the enzyme catalase. In which test-tube is the enzy...

2017 Summer

2

MCQ

CH12 - RESPIRATION

Four test-tubes are set up as shown. Which test-tube contains the most carbon dioxide after one hour?

2017 Summer

2

MCQ

CH6 - PLANT NUTRITION

The diagram shows a cross-section through a leaf.Which tissue is the cell labelled X part of?

2017 Summer

2

MCQ

CH6 - PLANT NUTRITION

In plants, which ions are used to make amino acids?

2017 Summer

2