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2 marksDisease Classification and Pathogens

CSEC Human and Social Biology · January 2014 · Paper 2 · Question 1(d)

Figure 2 displays the average number of asthma attacks per person over a year alongside the concentration of Sahara dust particles.

Describe the trend shown in Figure 2.

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Other parts of this question

  1. 1(a)Name the structures labelled A, B and C in Figure 1.[3 marks]
  2. 1(b)(i)Choose the correct term from the list provided in brackets (lifestyle, nutritional, respiratory, sexually transmitted) to complete the sentence: Asthma is…[1 mark]
  3. 1(b)(ii)State TWO signs or symptoms of asthma.[2 marks]
  4. 1(c)(i)On the grid provided, draw a bar graph to represent the data in Table 1 (Location and Number of Asthma Cases).[3 marks]
  5. 1(c)(ii)Use your knowledge of asthma triggers and the data in Table 1 to account for the number of asthma cases across the different locations.[4 marks]

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