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

CH7 - HUMAN NUTRITION

Why does the energy needed by a human increase during the first ten years of life?

2014 Summer

1

MCQ

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

Which feature is characteristic of both annelids and arthropods?

2014 Summer

2

MCQ

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

Which features do animal cells share with plant cells?[Table_1]

2014 Summer

1

MCQ

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

The diagram shows an animal. Use the key to identify the animal.1. wings present ......................... go to 2    wings absent...

2014 Summer

2

MCQ

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

Which pair of statements about a plant cell is correct? [Table_1: outer surface of the cell, position of sap vacuole]

2014 Summer

1

MCQ

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

The diagram shows a cell. Which structure is not present?

2014 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?

2014 Summer

1

MCQ

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

Which structures contain a cell nucleus?Red Blood Cell | Root Hair Cell | Xylem VesselA | ✔ | ✔ | ✔B | ✔ | ✘ | ✘C | ✘ | ✔ | ✘D | ✘...

2014 Summer

2

MCQ

CH3 - MOVEMENT IN AND OUT OF CELLS

The diagram shows a cell.Which type of cell does the diagram show?

2014 Summer

1

MCQ

CH3 - MOVEMENT IN AND OUT OF CELLS

Two identical cylinders, 40 mm long, are cut from a potato. One (W) is placed in water and the other (X) is placed in a concentrated sugar solution. W...

2014 Summer

1