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3 marksSocial and Preventative Medicine

CAPE Biology Unit 2 · 2015 · Paper 2 · Question 3(a)(iii)

Table 1 provides percentages of young people classified as obese across different age groups from 1971 to 2006.

Suggest THREE possible reasons that may account for the trends described in obesity levels over time.

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Other parts of this question

  1. 3(a)(i)On the grid provided on page 9, plot a bar graph of the data in Table 1 using the x-axis for the time period.[5 marks]
  2. 3(a)(ii)Describe the changes in obesity levels among the age groups over time.[2 marks]
  3. 3(b)(i)Describe the antibody response shown in Figure 4.[2 marks]
  4. 3(b)(ii)Explain whether the response shown in Figure 4 is likely to be a primary or secondary response to infection.[1 mark]
  5. 3(c)Distinguish between active and passive immunity.[2 marks]

More practice: the rest of this paper · more Social and Preventative Medicine questions · all CAPE Biology Unit 2 past papers