Revision NotesExam QuestionsPast Papers
O LevelBiologyCambridgeExam Questions12. Disease & Immunity12.1 Disease

Disease (Cambridge O Level Biology)

Exam Questions

1 hour19 questions

Select a question set to download for
12.1 Disease

Select an answer set to view for
12.1 Disease

Easy
Medium
1
Sme Calculator1 mark

What is a pathogen?

  • A transmissible disease

  • A phagocyte that engulfs bacteria

  • A disease-causing organism

  • A bacterial cell

Choose your answer

Did this page help you?

2
Sme Calculator1 mark

Which body defence listed below acts as a chemical barrier?

  • Mucus lining the airways

  • Antibody production

  • Hairs in the nose

  • Phagocytosis

Choose your answer

Did this page help you?

3
Sme Calculator1 mark

Which of the options below is an example of a transmissible disease?

  • Obesity

  • Tooth decay

  • Cholera

  • Rickets

Choose your answer

Did this page help you?

41 mark

Which action can prevent the spread of the human immunodeficiency virus (HIV)?

  • keeping healthy by taking regular exercise 

  • avoiding contact with saliva

  • breast-feeding babies

  • using condoms during sexual intercourse

Choose your answer

Did this page help you?

1
Sme Calculator1 mark

The human body has a number of barriers to prevent infection by pathogens, some of which are listed below.

  1. Skin
  2. Mucus
  3. Hairs in the nose
  4. Antibodies
  5. Stomach acid

Which of these are examples of mechanical barriers?

  • 1 and 3

  • 1, 2 and 4

  • 2 and 4

  • 1, 3 and 5

Choose your answer

Did this page help you?

2
Sme Calculator1 mark

Which of the diseases listed below are not caused by pathogens?

  1. Coronary Heart Disease
  2. Cholera
  3. AIDS
  4. Scurvy

  • 2 only

  • 1 and 4

  • 2 and 3

  • 2, 3 and 4

Choose your answer

Did this page help you?

3
Sme Calculator1 mark

Which of the following diseases can be transmitted by contact with contaminated surfaces?

  • Athletes foot and malaria

  • Salmonella and typhoid

  • Influenza and dengue fever

  • Salmonella and athletes foot

Choose your answer

Did this page help you?

4
Sme Calculator1 mark

Which of the following can occur with a cholera infection?

  1. Loss of salts from the blood
  2. Loss of water from the blood
  3. Blockage of the small intestine
  4. Persistent diarrhoea

  • 1 and 4

  • 1, 2 and 4

  • 3 and 4

  • All 4

Choose your answer

Did this page help you?

51 mark

What are the effects of drinking a large quantity of alcohol on the human body? 

  effects on the body
acts as a reaction time damages the
A depressant decreases kidney
B depressant increases liver
C stimulant increases kidney
D stimulant decreases liver

    Choose your answer

    Did this page help you?

    61 mark

    What are the roles of the female mosquito and the malarial pathogen in the spread of malaria?

      female mosquito malarial pathogen
    A parasite vector
    B parasite parasite
    C vector parasite
    D vector vector

      Choose your answer

      Did this page help you?

      71 mark

      Which words all describe the organism that causes malaria? 

      • microscopic, parasite, sexually transmitted

      • microscopic, parasite, pathogen 

      • mosquito, pathogen, vector

      • parasite, sexually transmitted, vector

      Choose your answer

      Did this page help you?