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4 marksThe Respiratory System

CSEC Human and Social Biology · May/June 2015 · Paper 2 · Question 3(c)(ii)

Athletic training and respiratory performance.

Explain how exercise and smoking respectively affect an individual's vital capacity.

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Other parts of this question

  1. 3(a)(i)Identify the largest source of air pollutants in the world today.[1 mark]
  2. 3(a)(ii)Name TWO greenhouse gases that contribute to global warming.[2 marks]
  3. 3(b)State the main biological function of breathing in humans.[2 marks]
  4. 3(c)(i)State what is meant by the term 'vital capacity'.[1 mark]
  5. 3(c)(iii)Explain whether training at higher altitude would improve an athlete's running performance.[3 marks]
  6. 3(c)(iv)State whether training in a city with polluted air would adversely affect performance and give a reason.[2 marks]

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