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6 marksRespiration

CSEC Biology · May/June 2018 · Paper 2 · Question 4(a)

Figure 5 is a diagram of the human respiratory system.

Name the parts labelled A, B, C, D, E and F in the space provided.

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Other parts of this question

  1. 4(b)State TWO characteristics that the respiratory surface used for gaseous exchange in human beings has in common with the respiratory surface used in flowering…[4 marks]
  2. 4(c)(i)Outline the effects of THREE named components of cigarette smoke, other than nicotine, on the human body.[3 marks]
  3. 4(c)(ii)Outline TWO ways in which the use of nicotine in electronic cigarettes may be harmful to the human body.[2 marks]

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