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

Theory

CH7 - HUMAN NUTRITION

Fig. 1.1 is a diagram of the alimentary canal and associated organs.(a) State the letter from Fig. 1.1 that identifies the part where:alcohol is broke...

2021 Spring

2

Theory

Heart Rate and Pulse Rate

(a) Different age groups of people, in one area, were asked about their tobacco smoking habits. Fig. 2.1 is a graph that shows the percentage of peop...

2021 Spring

1

Theory

CH19 - ORGANISMS AND THEIR ENVIRONMENT

(a) A scientist found that chuckwallas were also eaten by coyotes.Draw an arrow on Fig. 3.1 to show this information. [1](b) Table 3.1 shows some of t...

2021 Spring

2

Theory

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

(a) Fig. 4.1 is a diagram of a plant cell.Identify the parts of the plant cell in Fig. 4.1 by labelling them in the spaces provided, using words from ...

2021 Spring

2

Theory

CH6 - PLANT NUTRITION

(a) A student investigated the effect of the concentration of carbon dioxide on the rate of photosynthesis in an aquatic plant.Table 5.1 shows the res...

2021 Spring

2

Theory

CH12 - RESPIRATION

(a) The box on the left contains the term `Anaerobic respiration`.The boxes on the right show some sentence endings.Match the box on the left to three...

2021 Spring

1

Theory

CH9 - TRANSPORT IN ANIMALS

(a) Fig. 7.1 is a diagram of the circulatory system.[Image_1: Fig. 7.1](i) State the names of the blood vessels labelled A, C and E in Fig. 7.1.A .......

2021 Spring

1

Theory

CH16 - REPRODUCTION

(a) Menstruation is the monthly loss of the lining of the uterus.The age, in years, when the first menstruation occurred was recorded for one area.Tab...

2021 Spring

2

MCQ

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

What is a characteristic of all living organisms?

2021 Summer

2

MCQ

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

The scientific names of some animals are listed.1. _Camelus dromedarius_2. _Camelus ferus_3. _Equus ferus_4. _Struthio camelus_Which animals are in th...

2021 Summer

1