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1 markWater and the Aquatic Environment

CSEC Integrated Science · 2007 · Paper 2 · Question 2(b)(ii)

Figure 3 shows a learner floating in two different types of water.

Give ONE reason for your answer.

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Other parts of this question

  1. 2(a)Name TWO water-safety devices that make it easier for a person to float in the sea or pool.[2 marks]
  2. 2(b)(i)Identify in which picture, A or B, the learner is floating in sea water.[1 mark]
  3. 2(c)Define what is meant by 'aerobic' in the context of swimming.[1 mark]
  4. 2(d)(i)Name ONE other technique used for performance enhancement.[1 mark]
  5. 2(d)(ii)Explain how ANY ONE of the performance enhancement techniques could increase the performance of the swimmers.[2 marks]
  6. 2(d)(iii)State why performance enhancement techniques are considered to be unethical.[1 mark]
  7. 2(d)(iv)Suggest TWO ways in which swimmers can improve their performance without using unethical techniques.[2 marks]
  8. 2(d)(v)Name ONE food nutrient which should be part of the swimmer's diet.[1 mark]
  9. 2(d)(vi)Give ONE reason for your nutrient choice.[1 mark]
  10. 2(e)Explain why swimmers are advised not to eat a heavy meal before a race.[2 marks]

More practice: the rest of this paper · more Water and the Aquatic Environment questions · all CSEC Integrated Science past papers